Beta Carotene Supplement Benefits: Scientific Evidence, Regulatory Claim Boundaries & Formulation Guide
Direct answer: The strongest, most defensible benefit of beta carotene in dietary supplements is its role as a provitamin A source that supports vitamin A–dependent functions—especially vision, immune function, and maintenance of skin and mucous membranes—when used at nutritional doses. Antioxidant activity is biologically plausible and commonly used in structure/function






