Builds bone matrix; Collagen is the mechanical strength of bone; Corrects weak, broken, split, ridged and damaged nail beds; Thickens fine hairnRepairs connective tissues for improved elasticity; blood vessels to help improve circulation; and promotes wound healing and a clearer complexionnIncrease skin firmness and haydrationnBuilds bone matrix; Collagen is the mechanical strength of bone; Corrects weak, broken, split, ridged and damaged nail beds; Thickens fine hair. Repairs connective tissues for improved elasticity; blood vessels to help improve circulation; and promotes wound healing and a clearer complexion. Increase skin firmness and haydration.