Collagen jelly promises beauty and joint benefits in new study
Symptom relief
Completed
This study tested whether a collagen jelly supplement can improve skin, hair, nail, and joint health in 40 women aged 30-55 over 12 weeks. Participants took the jelly daily and submitted photos and questionnaires. The results will show if the supplement leads to noticeable improv…
Phase: NA • Sponsor: Nag Food Supplement Trading LLC • Aim: Symptom relief
Last updated Jun 27, 2026 07:54 UTC