Vitamin D

Vitamin D is a hormone created by the body when skin is exposed to ultraviolet rays in sunlight. It is found naturally in a small number of foods and can also be taken as a fat soluble dietary supplement.

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Vitamin C: Oral Use

Vitamin C, available in several foods and dietary supplements, shows some anticancer effects, including better survival among people with breast cancer.

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Resveratrol

Resveratrol is a natural antioxidant compound found in grape skins and other foods and widely available as a supplement. It is linked to body terrain that is less favorable to cancer growth and spread.

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Non-aspirin Nonsteroidal Anti-inflammatory Drugs (NSAIDs)

Nonsteroidal anti-inflammatory drugs (NSAIDs) are used to reduce inflammation, with notable benefits in increasing survival and reducing risk of several types of cancer; expert consensus is that the risks of harm from using these drugs long-term for prevention are greater than the benefits for many people.

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