Mineral 89 face serum is formulated with natural origin hyaluronic acid and 15 mineral-rich Vichy Volcanic Water to strengthen & repair your skin barrier from 1st use. This daily hydrating & plumping booster has been clinically proven to improve 15 signs of skin damage/indications, tested by 178 dermatologists on 1630 women worldwide.? In 7 days, you can achieve bouncy, glowy and stronger skin.