Occlusive thicker barrier technology. This invisible yet bilayer shield prevents trans-epidermal water loss, safeguarding the skin's natural moisture reservoir. Ceramide NP. This naturally occurring lipid, a fundamental building block of healthy skin, acts as the mortar between skin cells, securing the moisture barricade from within. contains Betaine (30%) to improve skin texture and help retain moisture by binding water to the skin. Sodium PCA (10%) is a natural humectant found in the skin that attracts and retains moisture. Last, Sorbitol (4.2%) is another humectant that draws moisture from the air into the skin It also contains Amino Acids: Serine, Glycine, Glutamic Acid, Alanine, Lysine, Arginine, Threonine, and Proline. These amino acids are the building blocks of protein, which helps to maintain skin structure and elasticity. They also have individual benefits such as reducing inflammation (Glycine), promoting collagen production (Arginine), and smoothing the skin (Serine).