Dipalmitoyl Hydroxyproline
Dipalmitoyl Hydroxyproline (CAS 41672-81-5) is a synthetic lipid-amino acid conjugate formed by attaching two palmitoyl (C16 fatty acid) chains to hydroxyproline, an amino acid naturally found in collagen. Its IUPAC name is Trans-1-(1-Oxohexadecyl)-4-[(1-Oxohexadecyl)Oxy]-L-Proline. According to CosIng, its official functions are antistatic, hair conditioning, and skin conditioning. It appears frequently in anti-aging serums, eye creams, and moisturizers.
As a skin-conditioning agent, it is used to improve the feel and appearance of skin, and its hydroxyproline component is associated with collagen-related anti-aging applications. It is commonly formulated in firming and lifting products, suggesting a role in supporting skin structure and hydration.
