Part 2: Hyaluronic Acid vs. Vaseline. One hydrated the skin, the other dried it out. Can you guess which one?
Introduction In this study I looked at the effects of hyaluronic acid serums on skin dryness. The inspiration for this study were the following observations: Hyaluronic acid forms a gel when in contact with water because it pulls water from its environment Hyaluronic acid is not able to penetrate the epidermis once this gel is formed, and therefore sits on the... More