Poten-Cee+C is a food supplement with Vitamin C and Hydrolyzed Collagen. Ascorbic Acid (Poten-Cee) helps boost immunity against colds, flu and other upper respiratory ailments and is essential in the production of collagen for healthy skin and hair. - Collagen helps improve skin hydration, dryness and reduces wrinkles. - Collagen is important to skin vitality. Several studies have shown that collagen supplements can help improve skin hydration, reduce skin dryness, skin scaling and even formation of wrinkles.