{"id":35046,"date":"2026-04-27T20:06:00","date_gmt":"2026-04-27T19:06:00","guid":{"rendered":"https:\/\/jegharkraeft.dk\/?p=35046"},"modified":"2026-05-02T18:44:54","modified_gmt":"2026-05-02T17:44:54","slug":"genistein","status":"publish","type":"post","link":"https:\/\/jegharkraeft.dk\/en\/genistein\/","title":{"rendered":"Genistein and cancer"},"content":{"rendered":"\n<div class=\"wp-block-group alignfull is-style-section-5 has-contrast-color has-base-background-color has-text-color has-background has-link-color wp-elements-4f70c2f5574855569c331fbfd585b886 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained is-style-section-5--2\" id=\"menu\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--50);padding-bottom:var(--wp--preset--spacing--50)\">\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-ca2dd60b wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-a867a5e69af727a1b962d2b1d75fb9e7\"><span class=\"ez-toc-section\" id=\"Dietary_Supplements_Grouped_by_Effect\"><\/span><a href=\"https:\/\/jegharkraeft.dk\/en\/kosttilskud-grupperet\/\"><\/a><a href=\"https:\/\/jegharkraeft.dk\/en\/kosttilskud-grupperet\/\">Dietary Supplements Grouped by Effect<\/a><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dietary_Supplements_Alphabetical\"><\/span><a href=\"https:\/\/jegharkraeft.dk\/en\/supplements-alphabetically\/\">Dietary Supplements Alphabetical<\/a><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h4 class=\"wp-block-heading has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-de0bd8a38f678f8dc9737859b5549bc6\"><a href=\"https:\/\/jegharkraeft.dk\/en\/acai-berries-and-cancer\/\">A,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/baicalin\/\">B,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/cats-claw-tomentosa\/\">C,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/danshen\/\">D,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/echinacea\/\">E+F,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/garcinia-cambogia\/\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-hvid-tekst-color\">G<\/mark>,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/hemp-seeds\/\">H,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/indol-3-carbinol\/\">I+J<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-int-link-p-sort-1-color\">+K,<\/mark><\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/lions-mane\/\">L,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/maitake\/\">M,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/n-acetyl-cysteine\/\">N,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/omega-3\/\">O,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/peppermint\/\">P<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-interne-links-color\">,<\/mark><\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/quercetin\/\">Q,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/reishi\/\">R,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/selenium\/\">S,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/thc-cannabis\/\">T,<\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-sort-tekst-color\">.<\/mark> <a href=\"https:\/\/jegharkraeft.dk\/en\/vitamin-b\/\">U+V+Z<\/a><\/h4>\n\n\n\n<ul class=\"wp-block-list has-custom-hvid-tekst-color has-text-color has-link-color wp-elements-5f6ccc28e9787c12ef22e7508f4bd664\">\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-49880e6e93de36dc72b180de07ec52e5\"><a href=\"https:\/\/jegharkraeft.dk\/en\/reishi\/\">Ganoderma lucidum, Reishi mushroom<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-eb0c4efc6c22c9813dc3a2f3c868ceee\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-her-st-r-du-color\"><a href=\"https:\/\/jegharkraeft.dk\/en\/garcinia-cambogia\/\">Garcinia Cambogia<\/a><\/mark><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-7a86a79cadcab506af747a26168ef715\"><a href=\"https:\/\/jegharkraeft.dk\/en\/garlic\/\">Garlic<\/a><\/li>\n\n\n\n<li class=\"has-custom-her-st-r-du-color has-text-color has-link-color wp-elements-397067fcc3284d3df99ef7a761bf8afc\"><a href=\"#genistein\">Genistein (scroll down)<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-9d5c10b6a4f0c306a23cea0f8f25baee\"><a href=\"https:\/\/jegharkraeft.dk\/en\/ginkgo-biloba\/\">Ginkgo Biloba<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-2a5fb09785bbc1c3eab08bfb72be4e0c\"><a href=\"https:\/\/jegharkraeft.dk\/en\/ginseng\/\">Ginseng, Panax<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-71201dfc516144579068a59b7ccd4c23\"><a href=\"https:\/\/jegharkraeft.dk\/en\/glucomannan\/\">Glucomannan<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-0c72ce3158f803f29e92fca69fa1067b\"><a href=\"https:\/\/jegharkraeft.dk\/en\/glucosamine-sulfate\/\">Glucosamine sulfate<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-371f1c1d9b4222e694a762eded7959a3\"><a href=\"https:\/\/jegharkraeft.dk\/en\/l-glutamine\/\">Glutamine<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-e5da140276ee9d79b4af5c8e158243cd\"><a href=\"https:\/\/jegharkraeft.dk\/en\/glutathione\/\">Glutathione<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-16d3103e6378b389a850ae43bc259f09\"><a href=\"https:\/\/jegharkraeft.dk\/en\/opc-grape-seed-extract\/\">Grape seed extract OPC<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-24caa7df52850f81d27bdd8373fdc0bf\"><a href=\"https:\/\/jegharkraeft.dk\/en\/graviola\/\">Graviola<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-30e25450a9486cd2936520347f37bf0a\"><a href=\"https:\/\/jegharkraeft.dk\/en\/egcg\/\">Green tea (EGCG)<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-7c140d5f1d4c3dcebdae50f36c7df7e3\"><a href=\"https:\/\/jegharkraeft.dk\/en\/guarana\/\">Guarana<\/a><\/li>\n\n\n\n<li class=\"has-custom-int-link-p-sort-1-color has-text-color has-link-color wp-elements-00cb2a8c1db95fe2b4634148536b93b5\"><a href=\"https:\/\/jegharkraeft.dk\/en\/gymnema-sylvestre\/\">Gymnema sylvestre<\/a><\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-group has-custom-interne-links-color has-text-color has-link-color wp-elements-a141aae0da29d0267d89e3bd69e2a683 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1370\" height=\"1369\" src=\"https:\/\/jegharkraeft.dk\/wp-content\/uploads\/2025\/02\/bGenistein.jpg\" alt=\"Genistein ultra fra MCS Formulas i brunt pilleglas.\" class=\"wp-image-35045\" style=\"aspect-ratio:3\/2;object-fit:cover;width:550px\" srcset=\"https:\/\/jegharkraeft.dk\/wp-content\/uploads\/2025\/02\/bGenistein.jpg 1370w, https:\/\/jegharkraeft.dk\/wp-content\/uploads\/2025\/02\/bGenistein-300x300.jpg 300w, https:\/\/jegharkraeft.dk\/wp-content\/uploads\/2025\/02\/bGenistein-100x100.jpg 100w, https:\/\/jegharkraeft.dk\/wp-content\/uploads\/2025\/02\/bGenistein-600x600.jpg 600w, https:\/\/jegharkraeft.dk\/wp-content\/uploads\/2025\/02\/bGenistein-1024x1024.jpg 1024w, https:\/\/jegharkraeft.dk\/wp-content\/uploads\/2025\/02\/bGenistein-150x150.jpg 150w, https:\/\/jegharkraeft.dk\/wp-content\/uploads\/2025\/02\/bGenistein-768x767.jpg 768w\" sizes=\"auto, (max-width: 1370px) 100vw, 1370px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull is-style-default has-global-padding is-layout-constrained wp-container-core-group-is-layout-b040ace0 wp-block-group-is-layout-constrained has-background\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--60);padding-right:var(--wp--preset--spacing--20);padding-bottom:var(--wp--preset--spacing--60);padding-left:var(--wp--preset--spacing--20);background-image:url(&apos;http:\/\/jegharkraeft.dk\/wp-content\/uploads\/2025\/02\/bGenistein.jpg&apos;);background-position:44% 36%;background-size:cover;\">\n<div class=\"gb-element-906497af\">\n<h1 class=\"wp-block-heading\" id=\"genistein\"><span class=\"ez-toc-section\" id=\"Genistein_and_cancer\"><\/span>Genistein and cancer<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h4 class=\"wp-block-heading\">What is genistein<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein is an isoflavone, a type of phytoestrogen (plant estrogen) belonging to the polyphenol group. It is naturally found in several plants but is especially concentrated in soybeans and soy products, such as tofu, tempeh, and miso.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>History<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Isoflavones have been an integral part of traditional Asian diets for centuries, and there is historical evidence of their use in folk medicine, where they were attributed various health-promoting properties.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Present day<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In recent years, genistein has attracted significant scientific interest in the West, primarily due to its potential impact on a range of biological processes, including its possible role in the prevention and treatment of certain types of cancer [2]. This interest is driven by observations of lower incidences of certain cancers in populations that consume high amounts of soy.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mechanisms_of_action_and_potential_of_genistein\"><\/span>Mechanisms of action and potential of genistein<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The potential anticancer effect of genistein is believed to be the result of its complex and multifaceted mechanisms of action involving multiple cellular processes:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Impact on the cell cycle<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein can interfere with various stages of the cell cycle\u2014the process by which cells grow and divide. It can inhibit the transition from one phase to another, potentially slowing the uncontrolled cell growth that characterizes cancer. Specifically, genistein has been shown to stop or delay cells in the G2\/M phase, preventing them from dividing. This is particularly interesting as cancer cells often have defects in their cell cycle regulation, contributing to their rapid growth [4].<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Inhibition of angiogenesis (formation of new blood vessels)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tumors need a blood supply to grow and spread. Genistein has been shown to inhibit angiogenesis, the process by which new blood vessels are formed. By limiting the blood supply to the tumor, genistein can potentially inhibit tumor growth and spread (metastasis) to other parts of the body. The mechanism likely involves the downregulation of factors that promote angiogenesis and the upregulation of factors that inhibit the process.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Induction of apoptosis (programmed cell death)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Apoptose is a process of programmed cell death essential for maintaining tissue balance and removing damaged or unwanted cells. Genistein can trigger apoptosis in cancer cells by activating various signaling pathways that lead to cellular &#8220;suicide.&#8221; This is an important mechanism, as cancer cells often develop ways to avoid apoptosis. Genistein can, among other things, affect the mitochondria (the cells&#8217; power plants) and activate caspase enzymes, which are central to the apoptosis process.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Antioxidant effect<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein is a potent antioxidant, meaning it can help protect cells from damage caused by free radicals\u2014unstable molecules that can contribute to cancer development by damaging DNA and other cellular components. Genistein captures and neutralizes free radicals, reducing oxidative stress [7].<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Impact on hormone receptors<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein has a structure similar to estrogen and can bind to estrogen receptors in cells. This can have various effects depending on the type of receptor, the tissue involved, and the presence of other hormones.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In some cases, genistein may have an anti-estrogenic effect, which could be relevant in treating hormone-sensitive cancers such as breast cancer. However, the interaction between genistein and estrogen receptors is complex and not fully understood [8]. Research also suggests it may act as a &#8220;selective estrogen receptor modulator&#8221; (SERM), meaning it can have different effects in different tissues.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Modulation of signaling pathways<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein can affect various signaling pathways (communication networks inside cells) involved in regulating cell growth, survival, and differentiation. This includes the MAPK, PI3K\/AKT, and NF-\u03baB pathways. By modulating these pathways, genistein can potentially influence the behavior of cancer cells and contribute to its anticancer effect [3].<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Clinical_studies\"><\/span>Clinical studies<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A number of clinical studies have investigated the effect of genistein on various aspects of cancer. Some studies have shown promising results, such as reducing the risk of certain cancers, including breast, prostate, and colon cancer. Others have focused on its potential as part of cancer treatment, for example, in combination with chemotherapy or radiation therapy [6].<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">However, the results of these studies are often mixed, and more research is needed to confirm potential benefits and establish optimal doses and treatment strategies. Many existing studies are small and have methodological limitations, making it difficult to draw definitive conclusions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Safety\"><\/span>Safety<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein is generally considered safe when consumed in moderate amounts, equivalent to what is found in a typical diet rich in soy products. Long-term studies of populations that traditionally consume high amounts of soy have not shown any significantly increased risk of serious side effects.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Side effects<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">However, high doses of genistein supplements can cause side effects, including gastrointestinal issues such as nausea, diarrhea, and constipation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Hormonal side effects<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">There is also concern that high doses of genistein may have hormonal effects, especially in women with a history of hormone-sensitive cancer. It is therefore crucial to consult a competent practitioner before taking genistein supplements, especially if you have or have had cancer.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Interaction<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Interactions with certain medications, such as blood thinners and tamoxifen (a drug used to treat breast cancer), are also possible [1, 5].<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Advantages_of_genistein\"><\/span>Advantages of genistein<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Diverse mechanisms of action<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein exhibits a range of biological effects that could potentially contribute to cancer prevention and treatment, from cell cycle impact to immunomodulation [3].<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Relatively safe at moderate intake<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein, as found in common foods, is generally considered safe.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Potential as a supplement<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein can potentially be used as a supplement to conventional cancer treatment, though it should never replace it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Easily accessible<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein is found in common foods like soybeans and is also available as a dietary supplement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Disadvantages_and_limitations\"><\/span>Disadvantages and limitations<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Mixed results from clinical studies<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Clinical results are not yet conclusive, and more research is needed to establish optimal doses. Many studies examine genistein in combination with other substances, making it difficult to isolate its specific effect.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Potential hormonal effects<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The complex interplay with the hormonal system means genistein could potentially have unwanted effects, particularly in those with a history of hormone-sensitive cancer or hormonal imbalances. Pregnant and breastfeeding women should also be cautious with high doses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Interactions with medications<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein can interact with medications like warfarin (blood thinner) and <strong>tamoxifen<\/strong> (anti-estrogen). These interactions can either increase or decrease the drug&#8217;s effectiveness [5].<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Lack of supplement standardization<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The genistein content in supplements can vary significantly, making precise dosing difficult. It is important to choose products from reliable manufacturers.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Possibility of resistance development<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cancer cells may develop resistance to genistein over time. It is unlikely to be effective as a standalone treatment in the long term and should only be used as a supplement to relevant cancer treatment when appropriate.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Need_for_more_research\"><\/span>Need for more research<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">While preclinical results are promising, larger and better-designed clinical studies are needed to understand genistein&#8217;s role across different cancer types and populations.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dispensing_and_application\"><\/span>Dispensing and application<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Diet<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein is naturally found in soy products such as tofu, tempeh, and edamame.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Dietary supplements<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein is available as a supplement in various forms, such as capsules and tablets.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Dosage<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The recommended dose varies by purpose. It is important to follow product instructions and consult a physician if in doubt.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Genistein is an isoflavone with potential anticancer properties that deserves further research. While clinical results are not yet definitive, its various mechanisms suggests it may play a role in the prevention and treatment of certain cancers [2].<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">However, genistein should not be considered a substitute for other relevant cancer treatments, and a competent practitioner should always be consulted before use as a supplement\u2014especially if diagnosed with a hormone-sensitive form of cancer.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"genistein\">Back to <strong><a target=\"_blank\" rel=\"noreferrer noopener\" href=\"https:\/\/jegharkraeft.dk\/en\/supplements-alphabetically\/\">Dietary supplements<\/a><\/strong><\/p>\n\n\n\n<p class=\"has-custom-menu-links-color has-text-color has-link-color wp-elements-9190cfe395c28e4d2ec89873338ddaa5 wp-block-paragraph\"><a href=\"#menu\">(to menu)<\/a><a href=\"https:\/\/jegharkraeft.dk\/en\/supplements-alphabetically\/\"><\/a><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Links<\/h4>\n\n\n\n<p class=\"has-custom-sort-tekst-color has-text-color has-link-color wp-elements-3ec246420861894962563bbf88364150 wp-block-paragraph\">[1] <a href=\"https:\/\/www.cancer.dk\/hverdag\/hvad-kan-du-selv-goere\/alternativ-behandling\/samtidig-med-kraeftbehandling\/kemoterapi-hormonbehandling\/\" target=\"_blank\" rel=\"noreferrer noopener\">Natural medicinal products alongside chemotherapy and anti-hormone treatment<\/a> (Kr\u00e6ftens Bek\u00e6mpelse, 2024) <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Content: A guide regarding the use of natural products during conventional cancer treatments.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-custom-sort-tekst-color has-text-color has-link-color wp-elements-ebce8d01be685e82a19e6f90e1776c53 wp-block-paragraph\">[2] <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2161831322009012\" target=\"_blank\" rel=\"noreferrer noopener\">Genistein and Cancer: Current Status, Challenges, and Future Directions<\/a> (Science Direct, 2015) <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Content: A review of the scientific status and future potential of genistein in oncology.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-custom-sort-tekst-color has-text-color has-link-color wp-elements-dc4f47fd1c18692e4d0b429c951b3c2b wp-block-paragraph\">[3] <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/39601821\/\" target=\"_blank\" rel=\"noreferrer noopener\">Genistein in focus: pharmacological effects and immune pathway modulation in cancer<\/a> (PubMed, 2025) <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Content: A recent study (randomized) on genistein&#8217;s pharmacological effects and its ability to modulate immune pathways in cancer.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-custom-sort-tekst-color has-text-color has-link-color wp-elements-721053a908af36bcc144b610013385ba wp-block-paragraph\">[4] <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC6910185\/\" target=\"_blank\" rel=\"noreferrer noopener\">Molecular Mechanisms of Action of Genistein in Cancer: Recent Advances<\/a> (PubMed 2019) <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Content: An article describing the molecular mechanisms, such as cell cycle inhibition, used by genistein against cancer.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-custom-sort-tekst-color has-text-color has-link-color wp-elements-750e5eaa9821776b9871848c7ad82963 wp-block-paragraph\">[5] <a target=\"_blank\" rel=\"noreferrer noopener\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/39859445\/\">Soy Isoflavone Genistein Enhances Tamoxifen Sensitivity in Breast Cancer via microRNA and Glucose Metabolism Modulation<\/a> (PubMed, 2025) Content: Research showing how genistein can increase sensitivity to tamoxifen in breast cancer treatment.<\/p>\n\n\n\n<p class=\"has-custom-sort-tekst-color has-text-color has-link-color wp-elements-08ab7109c10ba871066e88e2ace48f56 wp-block-paragraph\">[6] <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/39795243\/\" target=\"_blank\" rel=\"noreferrer noopener\">Genistein Implications in Radiotherapy: Kill Two Birds with One Stone<\/a> (PubMed, 2025) <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Content: A study exploring genistein&#8217;s dual role in enhancing radiotherapy and protecting healthy tissue.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-custom-sort-tekst-color has-text-color has-link-color wp-elements-269b035b131825679af63c7027073983 wp-block-paragraph\">[7] <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/39772326\/\" target=\"_blank\" rel=\"noreferrer noopener\">Flavonoids \u2013 natural compounds with antiviral and anticancer potential<\/a> (PubMed, 2024) <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Content: A comparative analysis of flavonoids, including genistein, and their antiviral and anticancer potential.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-custom-sort-tekst-color has-text-color has-link-color wp-elements-76b5c717eb06d79a2b9527ca5c01614c wp-block-paragraph\">[8] <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/39707600\/\" target=\"_blank\" rel=\"noreferrer noopener\">Exploring the Complex Mechanisms of Isoflavones: From Cell Bioavailability, to Cell Dynamics and Breast Cancer<\/a> (PubMed, 2025) <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Content: An in-depth look at isoflavone bioavailability and its complex relationship with breast cancer dynamics.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-custom-sort-tekst-color has-text-color has-link-color wp-elements-6161091516f2740f8d4ca68595d4d1eb wp-block-paragraph\"><strong>Page created:<\/strong> Jan 31, 2025<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-custom-menu-links-color\">\u2764<\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>What you read on Jeg har Kr\u00e6ft is not a recommendation. Seek competent guidance.<\/em><\/strong><\/p>\n<\/div>\n<\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Indhold<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Dietary_Supplements_Grouped_by_Effect\" >Dietary Supplements Grouped by Effect<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Dietary_Supplements_Alphabetical\" >Dietary Supplements Alphabetical<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Genistein_and_cancer\" >Genistein and cancer<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Mechanisms_of_action_and_potential_of_genistein\" >Mechanisms of action and potential of genistein<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Clinical_studies\" >Clinical studies<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Safety\" >Safety<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Advantages_of_genistein\" >Advantages of genistein<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Disadvantages_and_limitations\" >Disadvantages and limitations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Need_for_more_research\" >Need for more research<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Dispensing_and_application\" >Dispensing and application<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/jegharkraeft.dk\/en\/genistein\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Dietary Supplements Grouped by Effect Dietary Supplements Alphabetical A,. B,. C,. D,. E+F,. G,. H,. I+J+K,. L,. M,. N,. O,. P,. Q,. R,. S,. T,. U+V+Z Genistein and cancer What is genistein Genistein is an isoflavone, a type of phytoestrogen (plant estrogen) belonging to the polyphenol group. It is naturally found in several plants but [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":35045,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[389,375,374],"tags":[],"class_list":["post-35046","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-supplements","category-alternative-treatments","category-treatments"],"modified_by":"Hanne Kj\u00e6r Uhlig","wpml_current_locale":"en_US","wpml_translations":[],"_links":{"self":[{"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/posts\/35046","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/comments?post=35046"}],"version-history":[{"count":8,"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/posts\/35046\/revisions"}],"predecessor-version":[{"id":35935,"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/posts\/35046\/revisions\/35935"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/media\/35045"}],"wp:attachment":[{"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/media?parent=35046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/categories?post=35046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jegharkraeft.dk\/en\/wp-json\/wp\/v2\/tags?post=35046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}