Tier IB-vitamin · NAD precursor
Vitamin B3 (niacinamide)
B-vitamin · NAD precursor
Recommended Dose
500 mg
Purity Standard
99.8% — sourced from Thorne
Clinical Evidence
980 indexed trials · Tier I
Hallmarks Addressed
Hallmarks 03
B-vitamin · NAD precursor
500 mg
99.8% — sourced from Thorne
980 indexed trials · Tier I
Hallmarks 03