this is due to riboflavin and its metabolites, and it is a harmless effect
References Heffernan M, Summers RJ, Thorburn A, Ogru E, Gianello R, Jiang WJ, Ng FM
BPC-157 works at the cellular level to: Promote tissue repair and regeneration in muscles, tendons, ligaments, and connective tissue Reduce chronic inflammation that contributes to pain and fatigue Protect and repair your gastrointestinal lining (crucial for gut health) Support collagen production for healthier tissues Enhance your body's natural healing mechanisms Think of it as giving your cells the support they need to do what they're already trying to do: heal, repair, and restore function
Samms RJ, Christe ME, Collins KA, et al
TB-500 at 5mg twice weekly reduced inflammation markers (IL-6, TNF-alpha, MMP-3) by 47% in collagen-induced arthritis models
More significant mucosal healing typically occurs over 812 weeks of consistent use