Hydration is the non-negotiable step for everyone seeking healthy, beautiful skin. The solution isn't just more moisture—it's smarter, sustained hydration that works from the inside out. PCA SKIN Hyaluronic Acid Boosting Serum helps to amplify the skin’s hyaluronic acid levels by 50% within 24 hours, delivering instant and long-term hydration.*
 
 *Based on in vitro data
KEY BENEFITS
Instant hydration and smoothing on the surface of the skin
Increases overall skin hydration by 55%**
Improve skin plumping by 60%**
Improve fine lines by 31%**
 
 *Based on immediate bioinstrumentation measurement with a corneometer after one use. Also based on a 6-week clinical study (N=40)
**Based on a 6-week clinical study. N=40