Beta-Carotene
13 benefits mapped to clinical evidence across supplements.
Benefit Evidence
Main EffectsStudies Total Participants
AntioxidantView 71 studies 50,593
Antioxidant↑, Oxidation↓
+15-fold beta-carotene
AMD risk↓, +10pp
Strong
VitalityView 13 studies 116,841
Vitamin A, anemia, memory
Maternal mortality −49%
Carotenoids, survival, pain
Strong
Skin healthView 10 studies 675
Antioxidant photoprotection + skin redness
Carotenoids/pigmentation +10-67%
Moderate
Respiratory comfortView 7 studies 1,578
Better airflow, fewer exacerbations
Nasal dryness improved, dysplasia unchanged
Moderate