Question: what is the best vitamin for cancer patients?
Answer: Ground flax seed. Most people use fish oil supplements to enhance the amount of omega-3's in their diet. ... 
Garlic. Garlic is a great choice when it comes to giving your body a little extra protection. ... 
Ginger. ... 
Green tea. ... 
Selenium. ... 
Turmeric. ... 
Vitamin D. ... 
Vitamin E.