Hair health breakthrough? keratin powder shows promise in 24-Week trial
Symptom relief
Completed
This study tested a daily keratin peptide powder in 120 adults with mild to moderate hair damage. Over 24 weeks, researchers measured hair elasticity, shine, and thickness compared to a placebo. The goal was to see if the supplement could safely improve hair quality and scalp hea…
Phase: NA • Sponsor: Dong-A Pharmaceutical • Aim: Symptom relief
Last updated May 05, 2026 11:55 UTC