Question: what is the best vitamin for anti aging?
Answer: Curcumin. Curcumin — the main active compound in turmeric — has been shown to possess powerful anti-aging properties, which are attributed to its potent antioxidant potential. ... 
EGCG. ... 
Collagen. ... 
CoQ10. ... 
Nicotinamide riboside and nicotinamide mononucleotide. ... 
Crocin.