Ostad. “Hyaluronic acid is a molecule present in your body that performs a vital function in retaining skin hydration, and as we age, skin makes considerably less hyaluronic acid, bringing about lack of elasticity and firmness.” Melanie Rud is actually a Chicago-based writer with ten years of knowledge masking beauty. https://elliotyjwhg.bloguetechno.com/little-known-facts-about-facial-beauty-tools-70242747