Kiehl's Since 1851 Ultra Pure High-Potency 1.5% Hyaluronic Acid Serum

Ultra Pure High-Potency 1.5% Hyaluronic Acid Serum - BenefitsZone treat your face by applying Hyaluronic Acid Serum all over to hydrate skin. Follow with your favorite moisturizer where neededAdd a drop of Kiehl's Hyaluronic Acid Serum to your liquid makeup (foundation or highlighter) to add a boost of hydration/sheer out the coverage to a tintKey IngredientsHyaluronic Acid helps skin better retain moisture to improve the look of resiliency and make skin feel more supple and bouncy by delivering skin-strengthening hydration.Research ResultsAfter 1 Week, 83% Agree Skin Looks Replenished* Instantly Boosts Hydration by +89%** Plumper Skin in 1 Week****Reported by consumers in a 4-week study. **Based on an instrumental study. ***Expert grading in a 4-week clinical study. - Ultra Pure High-Potency 1.5% Hyaluronic Acid Serum