Do antioxidant supplements cause cancer?
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Do antioxidant supplements cause cancer?
But there’s no evidence that antioxidant supplements can prevent cancer or other diseases. In fact, very high doses of certain antioxidants may actually increase the risk of some cancers.
What supplements should you not take if you have breast cancer?
“Patients using any antioxidant before and during chemotherapy had an increased risk of the breast cancer returning and, to a lesser degree, had an increased risk of death. Vitamin B12, iron, and omega-3 fatty acid use was also associated with poorer outcomes.”
Can too many antioxidants cause cancer?
NYU Langone Study Finds That Too Many Antioxidants May Cause Lung Cancer to Spread | NYU Langone News. A new study explains why lung cancer spreads faster in people with certain genetic changes, and suggests that taking vitamin E, long thought of as preventive, may cause the same spread.
What is the best antioxidant for cancer?
Beta carotene, also known as provitamin A, may help decrease the risk of developing cancer. According to the American Cancer Society, this nutrient may prevent certain cancers by enhancing the white blood cells in your immune system. White blood cells work to block cell-damaging free radicals.
Which antioxidant is best for cancer?
What vitamins can cause breast cancer?
There may be some biologically plausible reasons that multivitamins can increase breast cancer risk, the researchers say. For one, folic acid, an ingredient in many multivitamins, may increase breast density, which could potentially stimulate the development of cancer.
What vitamins should you take if you have breast cancer?
A recent study found that breast cancer patients who took antioxidants during chemotherapy had a higher risk of breast cancer coming back. Antioxidants include vitamin A, vitamin C, vitamin E, carotenoids, and Coenzyme Q10.
Is it safe to take antioxidant supplements?
The Bottom Line. Antioxidant supplements are commonly considered healthy but can be problematic when taken in excess. They may decrease exercise benefits and increase your risk of certain cancers and birth defects. Generally, it’s much better to get the antioxidants your body needs through a healthy diet.
Is spirulina good for breast cancer?
Our study showed the patients receiving dietary Spirulina had a lower incidence of myelosuppression and enhanced immune function. These findings suggest that Spirulina can serve as an effective and safe adjunct to chemotherapy in patients with malignant tumors.
What supplements can cause breast cancer?
Vitamin A and beta-carotene Moorman et al [43] found that any use of supplemental vitamin A can increase the risk of breast cancer (OR = 1.86; 95% CI: 1.00–3.48).
How do you slow down breast cancer?
What can I do to reduce my risk of breast cancer?
- Limit alcohol. The more alcohol you drink, the greater your risk of developing breast cancer.
- Maintain a healthy weight. If your weight is healthy, work to maintain that weight.
- Be physically active.
- Breast-feed.
- Limit postmenopausal hormone therapy.
Can vitamin b12 cause breast cancer?
Results: Plasma concentrations of folate, PLP, and vitamin B-12 were not associated with overall risk of breast cancer.
Does vitamin D cause breast cancer?
Vitamin D Deficiency May Promote Spread of Some Breast Cancers. Vitamin D is obtained from food and supplements or produced by the body in response to sun exposure. A deficiency in vitamin D is associated with tumor progression and metastasis in breast cancer, suggests a new study.
Can vitamin supplements cause breast cancer?
We found that having a genetic tendency for higher blood levels of magnesium was linked to a higher risk of developing breast cancer. None of the other minerals and vitamins were associated with breast cancer risk.
What happens when you have too much antioxidants?
In fact, research has shown that, in some instances, taking antioxidant supplements can cause harm, and even increase the risk of cancer. Dr Beckett said that’s because at high concentrations, substances that normally behave as antioxidants can have the opposite effect and act as pro-oxidants.
Do antioxidants increase the risk of breast cancer?
People who reported taking any antioxidant were 41% more likely to have their breast cancer return when they took the supplements both before and during chemotherapy treatment. Increased risk of recurrence and death were also observed for those who took vitamin B12, iron, and omega-3 fatty acid supplements.
Can antioxidants make chemotherapy less effective?
Previous research has raised concerns that dietary supplements, especially antioxidants, can make chemotherapy less effective. This has led to doctors discouraging cancer patients from taking antioxidant supplements while they are undergoing chemotherapy. The new study is the first to look at supplement use during breast cancer treatment.
How many women take antioxidant supplements during cancer treatment?
39% of women getting chemotherapy took one or more antioxidant supplement during treatment. 42% of women getting radiation therapy took one or more antioxidant supplement during treatment. 62% of women taking tamoxifen took one or more antioxidant supplement during treatment.
Can Antioxidants help prevent cancer recurrence?
Researchers found those who reported taking any antioxidants – such as vitamins A, C, E, carotenoids, and Coenzyme Q10 – both before and during treatment were 41% more likely to have a cancer recurrence and 40% more likely to die. Taking antioxidants only before treatment or only during treatment did not affect risk of recurrence or death.
