14/11/2025
Our #1 anti-aging serum isn’t just powerful—it’s results driven.
Growth Factor Serum increased the appearance of skin thickness by 33% in 12 weeks, improved elasticity by 21%, and reduced the look of fine lines and wrinkles in 93% of subjects.
PROTOCOL: An independent, 12-week clinical study featuring 41 female subjects ages 41-70 with Fitzpatrcik skin tyoes II-IV. Subjects cleansed skin AM + PM with Gentle Cleanser, applied Growth Factor Serum AM + PM and applied Sunscreen + Primer SPF 30 in the AM daily.
💙 Commit to your Skin with the power of ZO Skin Health Science.