Certificate of analysis
Retatrutide
by Simple Peptide· batch GBCG111920J2-J
99.92 %
measured purity(HPLC)· November 20, 2025
- HPLC purity
- 99.92
Where to buy
by Simple Peptide· batch GBCG111920J2-J
measured purity(HPLC)· November 20, 2025