Kiehl’s Vital Skin Strengthening Super Serum 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:
Kiehlโs 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:
- 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.












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