What it is: A revolutionary nighttime serum that helps defend against visible signs of aging.Who it's for: Ideal for all skin types.What it does: A revolutionary nighttime serum that helps defend against visible signs of aging. This formula is powered by an advanced delivery system that releases ingredients at the most optimal levels throughout the night-the key time for cellular regeneration. The Night Active Serum is formulated with HOURGLASS Amnio Youth Lipids, a powerful pro-lipid blend featuring vegan Phosphatidylglycerol, which mimics a key nutrient in amniotic fluid. The expertly formulated blend accelerates natural cell turnover and replenishes moisture with restoring lipids for skin that appears more radiant and youthful.This formula contains highly active molecules that are light sensitive and is designed to be used at night. Use with the Day Fluid to help maintain and defend the level of balance achieved with Equilibrium Biomimetic Skin Active Serum.Research results:In a consumer test on 32 participants after 4 weeks:- 88% said their skin feels softer- 91% said their skin is smoother- 94% said their skin feels hydrated How to use: At night, apply 3 to 4 pumps to skin, massaging until product is fully absorbed. Equilibrium Biomimetic Skin Active Serum is a nighttime rebalancing product and should not be used during the day. Store in a dark place. Alcohol-free; gluten-free; paraben-free; phthalate-free; sulface-free; talc-free Cruelty-free Vegan Made in the USA