Can I take vitamins with cancer?

So your doctor might give you calcium and vitamin D supplements. Or, your cancer might stop you from easily absorbing nutrients from your food. 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.

Are vitamins bad for cancer patients?

Researchers say vitamins and other supplements taken during breast cancer treatment can cause a higher risk of recurrence. Experts note that chemotherapy and radiation are designed to cause damage to cancer cells, while supplements’ main job is to repair cell damage.

Is vitamin A safe for cancer patients?

A few large clinical trials show that vitamin A supplementation does not help prevent recurrence or prolong survival in patients with melanoma, head and neck cancer, or non-small cell lung cancer. It may also increase risk of prostate cancer.

Is it OK to take vitamins during chemo?

The use of dietary supplements is common including after a cancer diagnosis. However, taking dietary supplements before and during chemotherapy may reduce the ability of chemotherapy to kill cancer cells.

Is Vitamin D good for cancer patients?

Vitamin D may decrease tumor invasiveness and propensity to metastasize, leading to reduced cancer mortality. Higher serum 25-hydroxyvitamin D (25[OH]D) levels at diagnosis have been linked to longer survival in cancer patients.

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Which multivitamin is best for cancer patients?

Vitamin D is one of the most studied supplements for cancer prevention and treatment right now. Vitamin A , vitamin C, vitamin E , and beta-carotene contain antioxidants once thought to help prevent cancer.

Does vitamin D interfere with chemotherapy?

Conclusions. Chemotherapy is associated with a significant increase in the risk of severe vitamin D deficiency. Patients with colorectal cancer, especially those receiving chemotherapy, should be considered for aggressive vitamin D replacement strategies.

What are the best vitamins to take during chemotherapy?

Antioxidants:

  • Vitamin A.
  • Vitamin C.
  • Vitamin E.
  • Selenium.
  • Carotenoids such as beta-carotene and lycopene.

What vitamins should I avoid during chemotherapy?

Echinacea, curcumin, St. John’s wort, valerian root, and allium (an extract of garlic) — all are examples of herbal supplements that can disrupt the toxicity-efficacy balance of chemotherapy. In addition, the doses of herbal supplements are not standardized.

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.