Contributes To Normal Collagen Formation For The Normal Function Of Blood Vessels, Skin, Gums, Teeth, Bones And Cartilage Contributes To The Reduction Of Tiredness And Fatigue As Well As Normal Energy-Yielding Metabolism Contributes To The Protection Of Cells From Oxidative Damage Vitamin C Contributes To Normal Functioning Of The Immune And Nervous System Buffered With Rosehip, Acerola, Hesperidin And Rutin