HAIR THINNING: It's a vicious cycle and you want out.DENSIFY HAIR: Serioxyl Advanced Denser hair - density activator serum was targeted-formulated for thinning hair. This lightweight serum multiplies the number of hairs with daily use, for a denser hair*. Results from 6 weeks*. *Clinical study with 79 women during 12 weeks.ULTRA-POTENT ACTIVES: Concentrated with 5% Stemoxydine and enriched with Resveratrol, to sustain proper stem cell functioning and optimize hair cycles that leads to an improved follicle renewal, inducing an increase in hair density.DERMATOLOGICALLY-APPROVED: Made with hair pros, approved by dermatologists. 1st co-innovation with 3 scalp pro experts.