Nutritional imbalances, stress, lack of sleep and other environmental factors can affect the condition of skin, hair or nails resulting in lack-lustre appearance and condition. Help to keep your skin, nails and hair healthy with Solgar Skin Nails & Hair Formula for an energised everyday glow. Solgar Skin Nails & Hair is the perfect daily beauty support formula to build your beauty regime, containing zinc, copper, OptiMSM, silica (from red algae), amino acids and vitamin C.