Hair, Skin, Nails & Connective Tissue Beautiful Hair Firm Skin Strong Nails Connective Tissue German GMP StandardsOne Capsule Daily 420 mg colloidal silica per capsuleNo Additives, No Preservatives Dietary SupplementSilicon gives structure to living things throughout the plant and animal kingdom and is therefore essential to the human body. Silicon gives strength and support to nails, hair, skin, connective tissue, tendons and ligaments.