Question: what vitamins do you need to survive?
Answer: Vitamin A. Vitamin A helps to maintain healthy teeth, bones, skin, and mucous membrane. ... 
Vitamin B1. Also called thiamine, this converts carbohydrates into energy and helps regulate proper heart function. ... 
Vitamin B2. ... 
Vitamin B3. ... 
Vitamin B5. ... 
Vitamin B6. ... 
Vitamin B7. ... 
Vitamin B12.