A "14 in 1 collagen supplement" is a multi-ingredient formula designed for comprehensive beauty and wellness, combining Collagen Types I, II, III, V, & X with other nutrients like Biotin, Keratin, Hyaluronic Acid, Vitamins (A, C, E), Zinc, Magnesium, MSM, and Grape Seed Extract to support skin radiance, hair strength, nail resilience, joint health, and overall vitality