Fecha de publicación: -- Fuente: WIPO "tomato" Micronized cross-linked hyaluronic acid (HA) compositions are provided, comprising micronized cross-linked HA, a salt thereof, or a derivative thereof, wherein the micronized composition retains key structural properties of the originating cross-linked HA and exhibits inherent stability in an acceptable carrier without a separate surface-stabilizing agent. Pharmaceutical, dermatological, and cosmetic compositions comprising the micronized cross-linked HA, and methods of treating conditions or enhancing the appearance or feel of skin, hair, or nails, are also disclosed.