Gelatin Health Soft Skin Collagen has the ability to strengthen skin, hair and nails. Collagen is the protein essential for supporting the integrity of the skin. It tightens the skin and is anti-aging. Supporting general health and wellbeing of skin tissue. It is high in keratin and is fantastic for maintaining skin elasticity, ligaments and connective tissue support. This aging process can be sped up due to free radical damage destroying collagen.