Hyaluronic Acid Molecular Weights

Executive Summary The commoditization of hyaluronic acid (HA) in the cosmetic industry has led to widespread consumer confusion. Often marketed as a universal hydration panacea, the efficacy of HA is intrinsically tied to a critical, frequently overlooked metric: its molecular weight. For formulation chemists, dermatologists, and astute consumers, understanding the dimensional science of hyaluronic acid…