Nourishing Hair, Skin & Nails Supplement Study (Derm Aid)

Collagen is a protein made up of amino-acids, which are in turn built of carbon, oxygen and hydrogen.

Keratin (/ˈkɛrətɪn/) is one of a family of fibrous structural proteins known as scleroproteins. α-Keratin is a type of keratin found in vertebrates. It is the key structural material making up hair, nails, feathers, horns, claws, hooves, calluses, and the outer layer of skin among vertebrates.

Ceramides are a family of waxy lipid molecules. A ceramide is composed of sphingosine and a fatty acid. Ceramides are found in high concentrations within the cell membrane of eukaryotic cells, since they are component lipids that make up sphingomyelin, one of the major lipids in the lipid bilayer.

is a naturally-occurring carotenoid found in algae, shrimp, lobster, crab and salmon.