Hair health breakthrough? keratin powder shows promise in 24-Week trial
Symptom relief
Completed
This study tested a daily keratin peptide powder drink in 120 adults with mild to moderate hair damage. Over 24 weeks, researchers measured changes in hair elasticity, shine, and thickness compared to a placebo. The goal was to see if the supplement could safely improve hair qual…
Phase: NA • Sponsor: Dong-A Pharmaceutical • Aim: Symptom relief
Last updated Jun 27, 2026 11:00 UTC