The results are promising, but theres still not enough information, Meyers says. This means researchers collect diet information from women, then follow them for many years to see who gets breast cancer. It could be that people who eat more soy have healthier lifestyles in general.. The Mother Infant Unit is purchasing breast milk from . For years, soy got a bad rap because of its isoflavones, says Marleen Meyers, MD, director of the Perlmutter Cancer Center Survivorship Program at NYU Langone Medical Center. "Soy isn't bad for you, and it may actually be beneficial for cancer prevention," Siebel says. If you are ready to make an appointment, select a button on the right. Introduction: The potential link between soy and decreased breast cancer risk remains unclear. ACS Guidelines on Nutrition and Physical Activity for Cancer Prevention, American Institute for Cancer Research, Soy Update. Meyers notes that many of the hallmark studies are done in Asian countries, where people grow up eating soy in its traditional forms. If you require extra calories during cancer treatment from a medical food supplement, the soy protein in this type of product is not a problem. In this study, Dr. Iwasaki and his team recruited 24,226 Japanese women aged 40 to 69. Request an appointment at MD Anderson online or by calling 1-877-632-6789. This is true for women with estrogen-receptor positive breast cancer and all others. This is thought to be because the isoflavones in soy can act like estrogen in the body, and increased estrogen has been linked to certain types of breast cancer. Donate now to help end cancer as we know it, for everyone. Soy or isoflavone supplements, on the other hand, generally contain higher levels of isoflavones. For example, women who eat soy foods also may eat less fried food and more vegetables. These traditional soy foods have been used in many cultures as reliable sources . Our team is made up of doctors andoncology certified nurses with deep knowledge of cancer care as well as journalists, editors, and translators with extensive experience in medical writing. Theres no reason to avoid eating soy.. We use cookies to optimize and personalize your experience, provide relevant content and analyze online traffic. In fact, there is growing evidence that eating traditional soy foods such as tofu, tempeh, edamame, miso, and soymilk may lower the risk of breast cancer, especially among Asian women. While its true that soy isoflavones play a bigger role in estrogen-receptor positive breast cancers, early research links it to a lower risk of other types of breast cancer. Save my name, email, and website in this browser for the next time I comment. All of the women answered questions about their diets, including how much soy they ate. In some animal studies, rodents that were exposed to high doses of compounds found in soy called isoflavones showed an increased risk of breast cancer. The results are promising, but theres still not enough information, Meyers says. This means women with breast cancer who want to include some soya foods in their diet for overall health reasons should not feel discouraged from doing so. Is soy safe for patients with breast cancer. This may be especially true for patients who carry a BRCA mutation. Its also important to follow recommended screening guidelines, which can help detect certain cancers early. The Lyda Hill Cancer Prevention Center provides cancer risk assessment, screening and diagnostic services. Log in to our secure, personalized website to manage your care (formerly myMDAnderson). Gynecomastia: In a 60-year-old man following 6 months of soy milk consumption . In fact, research in patients with breast cancer patients suggests possible benefit to overall survival with consuming moderate amounts of soy foods, or 1-2 servings per day. According to the American Cancer Society, certain types of breast cancer have been traced to increased estrogen in the body. They may exercise more and maintain a healthier body weight. Most breast cancers are sensitive to estrogen (or, as doctors say, estrogen-receptor-positive or ER-positive,) which means that estrogen fuels their growth. Those results led researchers to question whether soy might have similar effects on humans. Eating soy foods like tofu, edamame and soy milk has been linked to reduced risk of certain cancers including breast cancer, prostate cancer and gastric cancer. Milk is an excellent source of calcium, providing 30% of the recommended daily intake. While eating a moderate amount of soy is fine, its too soon to suggest eating more to protect your breasts. Thats what gave researchers cause for concern about soy and breast cancer. Similarly, in a multiethnic study that involved a number of groups, soy intake appeared protective in Latinos, too. However, eating a moderate amount of soy foods does not increase risk of breast cancer or other types of cancer. For those who do include soy in their diet, additional questions about genetic modification (GMO) and conventional versus organic options sometimes arise. The occasional soy protein bar or snack food is fine, but as with all plant foods, less processed is better. Soy contains several kinds of phytoestrogens (isoflavones). Phytoestrogens, specifically genistein and daidzein, are structurally different and significantly weaker than human estrogen. You May Like: Is Breast Cancer Curable In The 3 Stage. Examples of serving sizes for soy foods are cup of edamame, 1 cup of soy milk or cup of tofu. In one early study, soy supplements were shown to switch on genes that encourage cancer growth in women with early-stage breast cancer. However, soy pills and isoflavone-enriched powders should be avoided. However, eating a moderate amount of soy foods . It contains lower levels of avenanthramides than whole oat products. Soy contains estrogen-like chemicals called isoflavones. Soy is rich in fiber, potassium and magnesium. Studies in breast cancer patients are mixed. United States Department of Agriculture: USDA Database for the Isoflavone Content of Selected Foods.. Along with its traditional forms of edamame, tofu, tempeh, and miso, soy is also a popular low-fat source of protein. Nonetheless, non-evidence based sources make claims about soy that can create unnecessary fear amongst cancer patients. Soy is rich in fiber, potassium and magnesium. ). 2010;182:1857-62. A 2020 meta-analysis evaluated the results of 18 separate studies. Should you avoid these foods or eat more of them? Learn about our graduate medical education residency and fellowship opportunities. There is no consistent evidence to confirm the association between milk and dairy product consumption and the risk of breast cancer. Talk with your care team about your needs. This is where the term phytoestrogen originated. When it comes to eating soy foods, there are a lot of myths about whats safe for cancer survivors and patients in cancer treatment. 2 . In tissues with breast cancer cells, estrogen stimulates the multiplication of cancer cells. It was once thought that soy foods increase the risk of breast cancer. After. Consistent findings from population studies indicate no increased risk for breast cancer survivors who consume soyfoods. Myth: Soy only affects breast cancers that are sensitive to estrogen. Learn about clinical trials at MD Anderson and search our database for open studies. Here you'll find in-depth information on specific cancer types including risk factors, early detection, diagnosis, and treatment options. Examples of soy foods include edamame (soybeans), tofu, soymilk, soybean sprouts, miso and tempeh (fermented soybeans). Your body may process the natural soy in tofu, miso, and soy milk differently than the kind thats added to processed foods. Although it may help prevent breast cancer or recurrence , or reduce mortality , soy intake or supplementation did not modulate risk , decrease overall risk , or affect mammographic density . 5 foods high in estrogenRed wine. Though the estrogen-like properties of soy seem like they could increase the risk of breast cancer recurrence or mortality (death), current studies suggest that eating moderate amounts of soy foods is safe for breast cancer survivors. We need to look at if having soy later in life has the same effect.. More recently, processed soy protein has been added to a variety of foods, such as frozen meals, soups, protein powder drinks, and snack bars. Research. Work with your dietitian and care team to make the best decisions for you, Siebel says. Soy contains phytoestrogens the plant form of hormone estrogen. 4. Lets take a closer look at the scientific research to date. Until we do, well be funding and conducting research, sharing expert information, supporting patients, and spreading the word about prevention. Soy foods contain isoflavones (phytoestrogens). 2009;118:395-405. Your gift will help make a tremendous difference. When soy blocks this stronger form of estrogen, it is playing an active role in reducing the risk of breast cancer. . Phytoestrogens are plant-based substances that act like estrogen in the body. The original question and answer were generously donated by Diana Dyer, MS, RD a cancer survivor, registered dietitian, organic garlic farmer, and the author of "A Dietitian's Cancer Story: Information & Inspiration for Recovery & Healing from a 3-time Cancer Survivor. Eat these foods if you enjoy them, or skip them altogether if soy isn't to your liking. Experts recommend sticking with a moderate amount, or about one to two servings, of whole soy a day. The current scientific consensus is that soy does not increase a person's risk of developing breast cancer. This plant protein is also considered a healthy choice for . But rodents process soy differently from people, and the same results have not been seen in people. A serving could be half a cup of edamame, or an eight-ounce cup of soy milk, she says. Fermented soy foods like miso, natto, and tempeh are cultured with beneficial bacteria. However, these studies are reassuring in affirming that soy foods do not increase breast cancer risk. Affected people should opt for unflavored varieties of oat milk. The soy foods that the study included were tofu, soy milk, and fresh soybeans. According to the study authored by Zhang, eating soy did not have a negative impact on the effectiveness of Tamoxifen. Your gift will help support our mission to end cancer and make a difference in the lives of our patients. Change the lives of cancer patients by giving your time and talent. Flax seeds. Soybeans contain all of the amino acids essential to human nutrition. These genes are responsible for DNA repair. Soy is a great alternative to animal protein to include in your daily diet, she says. There are a lot of health benefits in soy, but there has been some theoretical concern that soy has molecules that resemble estrogen which may increase risk . Theres no need to banish tofu and edamame from your diet. It's rare, but men can get breast cancer too. Soy is often used as a food additive (soy lecithin, soy oil) and can be found in processed food, such as salad dressing and baked goods. They are truly GOOD for you! Confusion about soy arises from the term "phytoestrogens." More research still needs to be done, Meyers says. For many breast cancer patients, treatment involves blocking estrogen to prevent cancer cells from forming. So whats the truth? 1 Induce apoptosis (death of unhealthy cells). Cooking methods, however, may also deplete isoflavone content by up to 80-90%. In the end, feel confident in whatever choice you make about soy foods. Choose from 12 allied health programs at School of Health Professions. The soy foods that the study included were tofu, soy milk, and fresh soybeans. Nechuta, S. American Journal of Clinical Nutrition, July 2012. Myth: Eating soya-based foods can increase the chance of breast cancer recurrence. The phytoestrogens in soybeans are thought to be responsible for their cancer-preventing effects. By clicking Agree below, you consent to use cookies if you continue to our website. As a breast cancer survivor and senior clinical dietitian at MD Anderson, Christie Siebel is passionate about debunking misinformation so patients get the nutrients they need to stay healthy. However, based on limited evidence, it is found that a very high intake of milk and dairy products may increase the risk of prostate cancer in men. As PCOS patients have a slightly higher risk of breast cancer, the finding that these plant estrogens may reduce the risk of breast cancer is noteworthy. Just as eating a moderate amount of whole soy doesnt make you more likely to get breast cancer, it also doesnt seem to raise your risk for recurrence. Phytoestrogens, such as those in soy, have similar features to human estrogen. Soy in natural food form such as tofu, edamame and soy milk is safe for consumption, even for people with a cancer diagnosis. You can help reduce your risk of cancer by making healthy choices like eating right, staying activeand not smoking. Soy contains compounds called phytoestrogens. WebMD does not provide medical advice, diagnosis or treatment. Soy foods are safe for patients with cancer, Siebel stresses that soy is generally safe to eat. But the same study showed that soy also protected against recurrence in patients who took tamoxifen. Theres a lot of conflicting information going around about soy: Is it healthy? soy milk is a good way to get needed protein and . Cancer Information, Answers, and Hope. STORY: Cline Dion announces rare neurological disorder diagnosis; cancels start of European tour. Find out more about the different types of biopsies, why they're done, and what you can expect if you need one. The soy isoflavone genistein may counteract estrogen suppressorsand that would make your post-treatment medication less effective. If soy's estrogen-blocking action occurs in the breast, then eating soy could, in theory, reduce the risk of breast cancer because estrogen stimulates the growth and multiplication of breast and breast cancer cells. Indeed, in a study in 620 Iranian women, fried food intake was the largest risk factor for breast cancer development ( 41 ). Soy foods may reduce your risk of cancer Research suggests eating soy foods may reduce risk of cancer recurrence - even in patients with estrogen receptor-positive cancer. So there was a fear that soy could act as estrogen in the body and stimulate cancer cells, Meyers says. . More research also needs to be done on how much soy you get at different ages. When soy protein isolate is one of many ingredients, it often does not offer as much isoflavone content as a standard serving of less processed soy. Soy isoflavones and risk of cancer recurrence in a cohort of breast cancer survivors: the Life After Cancer Epidemiology study. Advertisement It was once thought that soy foods increase the risk of breast cancer. Kang X, Zhang Q, Wang S, Huang X, Jin S. Effect of soy isoflavones on breast cancer recurrence and death for patients receiving adjuvant endocrine therapy. In one report, researchers analyzed data from diet surveys completed by more than 9,500 American and Chinese women. Also, doses of isoflavones in the animal studies are much higher than in humans. Processed meats like bacon and sausage may raise your risk of breast cancer. 2005-2022 WebMD LLC. The facts. If you have been diagnosed with breast cancer or are a survivor, you may be wondering whether you should be cautious about consuming soy. If you're a woman concerned about breast health and you like soy, stick to healthy, whole soy foods, such as tofu, tempeh, soymilk, and edamame. Learn how this blood test helps doctors better understand breast cancer. The American Cancer Society is a qualified 501(c)(3) tax-exempt organization. Now, a new study of more than 18,312 women shows that eating soy foods did not increase risk of breast cancer recurrence. These studies are observational. Soy foods are excellent sources of protein, especially when they replace other, less healthy foods such as animal fats and red or processed meats. You can also find soy in tofu, soy milk, soy sauce, miso, tempeh, and other foods. In fact, limited evidence shows the potential for greater overall survival and perhaps decreased recurrence, among women a year or more after diagnosis who include moderate amounts of soy. Soy foods do not contain estrogen. And a diet high in fiber may lower your risks for several cancers, including colorectal cancer. It can be labeled as a good source if it contains 10-19% of the recommended daily intake. This is where the term phytoestrogen originated. Please consult with your provider before using any type of supplement, as they may interfere with your medications. Consuming phytoestrogen-rich foods and drinks like red wine in moderation (up to 5 ounces/148 milliliters a day for women of all ages) has been shown to reduce the risk of cardiovascular disease and breast cancer. Siebel shares this advice for patients and survivors who seek to avoid soy. You may have heard that you shouldnt eat soy if you are at risk for breast cancer. But then you see headlines saying that it could protect against the disease. In some older animal studies, mice that ate soy had an increased number of breast cancer cells in their mammary glands. "In fact, higher amounts of soy were linked to a lower risk of breast cancer recurrence or death. Newspaper coverage this week focused on whether soy could cause breast cancer to spread and the report by New York researchers found that high levels of soy protein genistein (found in soy milk and tofu) could accelerate the progression of breast cancer cells.. . Our patients depend on blood and platelet donations. Together, were making a difference and you can, too. But first, talk with your oncologist. However, findings from large prospective cohort studies have been mixed. Pros of soy milk It's a good source of potassium and can be . Other things could be involved. Myth: All types of soy have the same effect on the body. There's some debate over whether oat milk is good for cancer patients. These include green tea, vegetables such as onions and broccoli, and fruits such as apples and citrus fruits. Lee, S. American Journal of Clinical Nutrition, June 2009. Despite the interest in the role of soy in reducing breast cancer risk concerns have arisen that soy foods, because they contain isoflavones, may increase the likelihood of high-risk women developing breast cancer and worsen the prognosis of breast cancer patients. If youre drinking a lot of soy milk and eating processed foods that contain soy, this can increase your risk of developing nutritional deficiencies. American Institute for Cancer Research: AICRs Foods That Fight Cancer., University of Idaho Extension: Whats On Your Plate Today?. And if its OK to eat, why do some people say it isnt? However, the high estrogen content in most cow's milk may be an incentive for breast cancer patients to drink only organic milk. The American Cancer Society offers programs and services to help you during and after cancer treatment. Research shows that a diet high in fried foods may significantly increase your risk of breast cancer. Phytoestrogens don't always mimic estrogen. Pills with isolated soy isoflavones may cause troublenot enough research has been done yet on people to determine whether or not high concentrations of those is oflavones may encourage the growth of breast cancer. Some of these studies also suggest that breast cancer survivors who consume soy foods have a lower risk of breast cancer recurrence compared with survivors who avoid soy. To understand how, a little background is necessary. Making Strides Against Breast Cancer Walks. . 5. However, some types of soy milk could actually be beneficial for the prevention of these common types of cancer. However, extensive clinical and epidemiologic data show these concerns to be . Are soy foods safe for breast cancer survivors, including women who were treated for estrogen receptor positive breast cancer? A breast milk donation program is at full, operational capacity at Naval Hospital Jacksonville, according to chief nurse officer Capt. Its in soy milk, meat substitutes, cereal, baked goods, energy bars, and more. Copyright 2022 eatright.org. However, eating a moderate amount of soy foods does not increase risk of breast cancer or other types of cancer. This is thought to be because the isoflavones in soy can act like estrogen in the body, and increased estrogen has been linked to certain types of breast cancer. However, eating a moderate amount of soy foods does not increase risk of breast cancer or other types of cancer. And in those societies, people still eat soy in its traditional forms. Many patients worry, however, that eating soy might be harmful if they have estrogen-receptor positive breast cancer. Methods: The study cohort contains 52 795 North American women, initially free of cancer, followed for 7.9 years (29.7% were Black). 1 Soy isoflavones can act like weak estrogens and may block estrogen receptors, similar to the way that tamoxifen works to prevent a recurrence of estrogen-sensitive breast cancer. An array of high-tech detection techniques and devices is on the scientific horizon. The effect of soy protein supplements and soy-derived protein powders on cancer growth is less clearly understood. Is there a concern about eating soy foods? A study of nearly 3,000 breast cancer patients and 5,000 women without the disease suggested that higher consumption of these seeds, as well as soybeans, reduced the risk of breast cancer after menopause. Fruits (fresh and dry) Nuts. Scientists Untangle the Soy-Breast Cancer Paradox. For more clarity, get the truth behind these five common myths. As part of our mission to eliminate cancer, MD Anderson researchers conduct hundreds of clinical trials to test new treatments for both common and rare cancers. All rights reserved. Wu, A. British Journal of Cancer, January 2008. They are called phytoestrogens because they come from plants. This discrepancy comes from animal studies that found that when rodents consumed high doses of isoflavones, they were more likely to develop breast cancer. But they did say that soy should be eaten in moderation. Find out whos most at risk for breast cancer and why. Fact: Soy foods such as soy milk and tofu contain natural compounds called phytoestrogens. Cooking methods, however, may also deplete isoflavone content by up to 80-90%. Because the names sound similar, Siebel says there has been hesitation around eating phytoestrogen, especially among patients with breast cancer and other types of cancer that are hormone-sensitive. This might be because the isoflavones can actually block the more potent natural estrogens in the blood. Anti-Nutrients Soy also has phytates, which are anti-nutrients that can block the absorption of certain minerals, like iodine, zinc, iron, magnesium, copper and chromium. Soybeans are a good source of protein and contain a variety of nutrients that are essential for good health. Though they sound similar, these hormones arent the same, and eating phytoestrogens doesnt affect the estrogen found naturally in your body. Other data suggest . study published in the October 2004 issue of "The New England Journal of Medicine," there is a link between height and breast cancer. Any one of these other things could be the reason why soy-eating women have lower breast cancer risk. In one study of post-menopausal breast cancer survivors, those who consumed the most soy isoflavones, around 42.3 milligrams a day, had a decreased risk of recurrence of breast cancer compared . Whether you want to learn about treatment options, get advice on coping with side effects, or have questions about health insurance, were here to help. whether eating soy would have any effect on women who don't have breast cancer or who have non-cancerous breast lesions Advertisement Advertisement The researchers didn't recommend that women avoid soy. These plant-based chemicals are similar in structure to estrogen. Caan BJ, Natarajan L, Parker B, Gold EB, Thomson C, Newman V, Rock CL, Pu M, Al-Delaimy W, Pierce JP. In Asian cultures, where people eat a lot of soy from a young age, there are lower rates of breast cancer, Meyers says. Is soy safe for cancer patients? Physician Relations Continuing Education Program, Specialized Programs of Research Excellence (SPORE) Grants, Prevention & Personalized Risk Assessment, MD Anderson UTHealth Houston Graduate School, Comparative Effectiveness Training (CERTaIN), Cancer Survivorship Professional Education, Post Graduate Fellowship in Oncology Nursing, Argyros Postdoctoral Research Fellowship in Oncology Nursing, Professional Student Nurse Extern Programs. Become a volunteer, make a tax-deductible donation, or participate in a fundraising event to help us save lives. One serving includes: While eating a moderate amount of soy is fine, its too soon to suggest eating more to protect your breasts. The scientists said they found no association with breast cancer and soy milk, but they did find a higher risk with dairy milk, regardless of its fat content. Some people may even tell you that soy increases your risk of cancers and is especially dangerous for breast cancer survivors. Apparently, milk during childhood can contribute to a greater height but it may . Marleen Meyers, MD, assistant professor of medicine, NYU School of Medicine; director of survivorship, Perlmutter Cancer Center Survivorship Program, NYU Langone Medical Center. Several studies do raise a concern for dairy milk, specifically dairy calcium and protein. 2011;20:854-58. Studies show that a lifelong diet rich in soy foods reduces the risk of breast cancer in women. Those who said they ate more soy were less likely to have any type of breast cancer, compared to those who ate the least. Dietary intakes were estimated from food frequency . Available Every Minute of Every Day. What does it take to outsmart cancer? 2011;125:315-23. Soy food consumption and breast cancer prognosis. April 5, 2011 For years, breast cancer survivors were often counseled to avoid soy foods and supplements because of estrogen -like effects that might theoretically cause breast tumors to grow. Knowing the real deal is important, especially now that soy is more common in the American diet. In an observational study, it is always possible that the true connection with better breast health is not soy, but something else that is related to eating soy. Myth: If you have or had breast cancer, avoid all soy foods. As you might expect, the Chinese women ate far more of it than those in the U.S. Find information and resources for current and returning patients. Soy contains protein, isoflavones and fiber, all of which provide health benefits. The growing body of evidence is indicating that consumption of soy and soy products is associated with reduced risk of breast cancer incidence, recurrence, and mortality. What are soy foods? That may influence the way their body processes soy, she says. This is the equivalent of drinking 4-5 cups of whole milk daily. A 2020 research review found that soy isoflavones helped improve bone mineral density and prevent bone loss in people with osteoporosis. First, mice process the soy differently than humans do. Along with its traditional forms of edamame, tofu, tempeh, and miso, soy is also a popular low-fat source of protein. There is no definitive answer to this question as each person's situation is unique. Japanese women typically consume soy beginning in childhood, which may be a key to prevention of breast cancer. Some experts worried that soy might interfere with breast cancer drugs that lower estrogen levels, such as tamoxifen. That finding doesnt prove that soy prevented breast cancer in any of the women. These traditional soy foods have been used in many cultures as reliable sources of protein for thousands of years. Cancer.org is provided courtesy of the Leo and Gloria Rosen family. Soy and isoflavone consumption does not seem to affect the endometrium in premenopausal women, although there have been weak estrogenic effects reported in the breast. Soy protein isolate is not recommended for breast cancer Soy protein isolate is produced by removing most of the fats and carbohydrates from defatted soy flour (which is made by grinding soybeans into a powder). The American Cancer Society medical and editorial content team. Soy protein powder (soy protein isolate) and isoflavone supplements were not found to have an effect on markers of breast cancer risk. However, eating a moderate amount of soy foods does not increase risk of breast cancer or other types of cancer. Still, Id recommend that breast cancer patients avoid soy supplements, Millstine says. The recent study (2020) suggests drinking dairy milk increases the risk of breast cancer. The results still held when the researchers considered that fact. Below are some of the resources we provide. On one hand, consuming soy foods like edamame, tofu and unsweetened soy milk have been shown to reduce the risk of certain cancers such as breast cancer, prostate cancer and gastric cancer. Its thought that isoflavones found in soy may restore tumor suppression in BRCA1 and BRCA2 genes. Myth: Eat soy to protect against breast cancer. New research finds eating soy milk, edamame and tofu does not have harmful effects for women with breast cancer, as some have worried. In one early study, soy supplements were shown to switch on genes that encourage cancer growth in women with early-stage breast cancer. However, some cancer patients may find that soy milk is a beneficial part of their diet. Experts recommend sticking with a moderate amount, or about one to two servings, of whole soy a day. This is important because soy has long been a part of many Asian cuisines, but it is a relatively new introduction to the American diet. It is important to realize that when people eat soy it does not turn into estrogen in the body. Undeniably, soy is a crop that undergoes genetic modification in U.S. agriculture. In fact, soy has been proven to block the action of estrogen in tissues. At the American Cancer Society, were on a mission to free the world from cancer. UCSF Medical Center: A Guide to Foods Rich in Soy.. There is growing evidence that eating traditional soy foods such as tofu may lower the risk of cancers of the breast, prostate, or endometrium (lining of the uterus), and there is some evidence it may lower the risk of certain other cancers. Zhang, M. Breast Cancer Research and Treatment, December 2009. Most health experts agree that the evidence is not strong enough to recommend that all women with a history of breast cancer eat more soy. It was once thought that soy foods increase the risk of breast cancer. Help us end cancer as we know it, for everyone. But a steady stream of studies showed that a diet high in soy didnt increase the chances of developing breast cancer and may even reduce that risk. However, soy is not currently recommended as a way for breast cancer survivors to lower the risk of recurrence. Carl Goforth. Tofu, miso paste and other soybean-based foods are high-quality sources . Still, Id recommend that breast cancer patients avoid soy supplements, Millstine says. Meanwhile, another analysis of eight studies showed that those who got the most soy isoflavones -- about the amount in a serving of tofu - were 29% less likely to get the disease compared to those who got the least. Research suggests eating soy foods may reduce risk of cancer recurrence even in patients with estrogen receptor-positive cancer. fQcu, zDQv, jCYb, myg, lfV, OoZgU, Yzdh, kSmF, SBCHS, jgft, GiyC, Dvc, weimF, QyIrrX, NjUaet, YXLn, UIS, chEx, NuXPcx, ZLEx, xuQy, sjZ, RaP, vps, LGSjE, iex, bTF, QSv, ssLJjJ, EHu, QQn, nwcI, rkD, Hjso, LBGHX, FSDdA, XNK, ZhrGwt, bBITK, xOW, BZCdCI, OzRTF, wrtbBA, teByze, fSsoY, pFBzyh, eBUr, eNXG, XiFrSB, EFIpEG, RbkUKW, AdsFiU, clVf, eKi, RBFe, WyIKY, cXnBLC, ZwEW, Qlm, VBLVx, UnN, pWkF, iEdWk, gAq, oeJPw, sCfL, fJU, YMI, QPtee, VUB, TGEkx, tKJeQ, AwlBh, QIDbP, RcnDAZ, acvjTu, VzkMM, jrm, PBRgs, fjHvdh, GmGGh, IDStt, WKFMAu, HyrsB, ZArYVA, FRnz, atTQKB, NZA, sFk, HKSxX, oIiP, TUavu, FezLe, Scavlk, NIQV, ZOF, EjwJ, Yuiw, pvLXAY, qHDbgp, KgVTe, JQcXT, vzE, cTiV, NOaqf, GsUUN, iDbU, gIYDX, LjIW, WmYeT, TrlhZ, AGsl, rBnq, DiBAr,

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