Trinity compound research profile
GLOW Blend
GLOW is a three-peptide mix usually sold as a 70 mg vial containing 50 mg of GHK-Cu (a copper-binding peptide), 10 mg of BPC-157, and 10 mg of TB-500 — a...
Research overview
GLOW is a three-peptide mix usually sold as a 70 mg vial containing 50 mg of GHK-Cu (a copper-binding peptide), 10 mg of BPC-157, and 10 mg of TB-500 — a 5:1:1 ratio (GLOW protocol reference). Different sellers use somewhat different ratios and total amounts.
Mechanism under study
GHK-Cu is added on top of the BPC-157/TB-500 pair because it's linked to building collagen (the protein that keeps skin firm) and helping skin cells repair themselves (Pickart & Margolina, IJMS 2018). So the pitch is: BPC-157 heals locally, TB-500 helps recovery throughout the body, and GHK-Cu improves skin and tissue quality — three different jobs working together. But this is a guess built from research on each peptide separately; nobody has actually tested how all three behave when combined.
Human evidence summary
No published research — human or animal — has tested this exact three-peptide mixture. The closest related evidence is a rat tendon study of just BPC-157 and TB-500 together (without GHK-Cu), which found the combination was no better than either peptide alone (Biçer et al. 2026). So the actual three-way combination has zero direct scientific support.
Preclinical evidence summary
No published research — human or animal — has tested this exact three-peptide mixture. The closest related evidence is a rat tendon study of just BPC-157 and TB-500 together (without GHK-Cu), which found the combination was no better than either peptide alone (Biçer et al. 2026). So the actual three-way combination has zero direct scientific support.
Source material
Use the linked publications and records to evaluate study design, population, limitations, and relevance.