2025 meta-analysis finds "studies not receiving funding from pharmaceutical companies revealed no effect of collagen supplements for improving skin hydration, elasticity, and wrinkles
There's a relatively new acne fighting combination: Clindamycin Phosphate 1.2%/Adapalene 0.15%/Benzoyl Peroxide 3.1% Gel
Ceramide and niacinamide-containing cream (Cerave PM) improves efficacy of topical acne treatment compared with standard hydrophilic cream: A split face, double-blinded, randomized controlled trial