Collagen jelly promises beauty and joint relief in 12 weeks
Symptom relief
Completed
This study tested a collagen jelly in 40 women aged 30-55 to see if it improves skin, hair, nail, and joint health over 12 weeks. Participants took the jelly at home and submitted photos and online surveys. The goal was to measure changes in appearance and well-being.
Phase: NA • Sponsor: Nag Food Supplement Trading LLC • Aim: Symptom relief
Last updated May 17, 2026 14:00 UTC