WHAT IT IS

A hyaluronic acid serum with an adaptogenic herbal complex that boosts radiance protects against skin stressors, and visibly prevents signs of aging.

WHAT IT DOES

Kiehl’s hyaluronic acid serum strengthens skin while helping defend against skin-aging stressors for youthful, radiant skin. These stressors include UV exposure, pollution and extreme temperatures along with tobacco, stress, lack of sleep and nutrition which can cause dullness, dehydration, fine lines and other signs of aging.

*Based on a 4-week clinical study on 58 subjects tested in urban and polluted environments.

**Based on Skin Strength Index = Composite average score of skin suppleness, plumpness and resiliency.

HOW TO USE IT

Apply onto cleansed face and neck, morning and night

Can also be used under another serum

Then apply a daily moisturizer

Avoid contact with eyes • If contact occurs, rinse thoroughly with water

ABOUT THE BRAND

What began as an apothecary in New York City in 1851, is now a highly regarded skincare and grooming line. Staying true to its roots, Kiehl’s Since 1851 uses natural ingredients such as calendula and argan oil. The brand's scientific skincare formulas used in the toners, cleansers and moisturizers help deliver healthier-looking, visibly radiant skin.

WHAT IT ISA hyaluronic acid serum with an adaptogenic herbal complex that boosts radiance protects against skin stressors, and visibly prevents signs of aging.WHAT IT DOESKiehl’s hyaluronic acid serum strengthens skin while helping defend against skin-aging stressors for youthful, radiant skin. These stressors include UV exposure, pollution and extreme temperatures along with tobacco, stress, lack of sleep and nutrition which can cause dullness, dehydration, fine lines and other signs of aging.*Based on a 4-week clinical study on 58 subjects tested in urban and polluted environments.**Based on Skin Strength Index = Composite average score of skin suppleness, plumpness and resiliency.HOW TO USE ITApply onto cleansed face and neck, morning and nightCan also be used under another serumThen apply a daily moisturizerAvoid contact with eyes • If contact occurs, rinse thoroughly with waterABOUT THE BRANDWhat began as an apothecary in New York City in 1851, is now a highly regarded skincare and grooming line. Staying true to its roots, Kiehl’s Since 1851 uses natural ingredients such as calendula and argan oil. The brand's scientific skincare formulas used in the toners, cleansers and moisturizers help deliver healthier-looking, visibly radiant skin.