The new findings, authors from both studies said, suggest that cancer patients and people with an increased risk of cancer should avoid taking antioxidant supplements.
Are antioxidants good for cancer patients?
Antioxidants can play a role in cancer prevention.
“They roam around the body and can cause chronic inflammation.” Antioxidants work by tracking down free radicals and neutralizing their harmful effects. That helps keep more of the body’s cells healthy and less susceptible to becoming cancerous.
Should I avoid antioxidants during chemo?
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.
Why are antioxidants bad for chemo?
Some evidence suggests that antioxidants can interfere with the cancer-killing effects of chemotherapy. That’s because these chemical treatments cause oxidative stress, a chemically-triggered reaction in the body, which in turn kills cancer cells.
Can cancer patients take supplements?
So your doctor might prescribe a daily multivitamin and mineral supplement. Many people with cancer use dietary supplements to help fight their cancer or make them feel better. Most people use supplements alongside their conventional cancer treatments, such as radiotherapy or chemotherapy.
Can antioxidants make cancer worse?
The work, conducted in mice, shows that antioxidants can change cells in ways that fuel the spread of malignant melanoma—the most serious skin cancer—to different parts of the body. The progression makes the disease even more deadly.
What antioxidants fight cancer?
Free radical damage may lead to cancer. Antioxidants interact with and stabilize free radicals and may prevent some of the damage free radicals otherwise might cause. Examples of antioxidants include beta-carotene, lycopene, vitamins C, E, and A, and other substances.
Can I take antioxidants while on chemotherapy?
Antioxidants and other nutrients do not interfere with chemotherapy or radiation therapy and can increase kill and increase survival, part 1. Altern Ther Health Med.
Can I take vitamin C while on chemotherapy?
Avoid vitamin C if you’re on radiation therapy or chemotherapy. Vitamin C can interfere with these treatments and decrease their effects. Talk to your healthcare provider if you’re taking acetaminophen (paracetamol®). Vitamin C can increase the side effects of this medication.
Are antioxidants safe to take?
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.
Why antioxidants are bad for you?
However, high-dose supplements of antioxidants may be linked to health risks in some cases. Supplementing with high doses of beta-carotene may increase the risk of lung cancer in smokers. Supplementing with high doses of vitamin E may increase risks of prostate cancer and one type of stroke.
Do vitamins interfere with chemotherapy?
But a new study shows that vitamin supplements may affect chemotherapy — for better or worse. Patients may think supplements are safe because they’re “natural” products, but there is growing evidence that they can intensify or weaken the effects of chemotherapy drugs, say the researchers.
Can you take vitamin D while on chemo?
As many cancer patients will confirm, the chemotherapy prescribed to kill the disease is often more debilitating than the cancer itself, with a range of horrendous side effects.