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M.FeitoY.StastnyP.Zuwaa-JagieoJ.et al (2021)
This therapeutic effect has been associated with protection of dopaminergic neurons

The Leyden 2002 facial-cream trial reported skin density, thickness, fine lines, and laxity changes at 12 weeks

Kendig, E

The Critical Problem: No Human Clinical Evidence As of early 2026, not a single randomized controlled trial (RCT) has been completed and published for human musculoskeletal indications