Hydration and eating behaviors are frequently overlooked factors
Diabetes Complications 29 , 445450 (2014)
Riscal R, Skuli N, Simon MC
What a COA (Certificate of Analysis) Should Include Identity Confirmation Mass spectrometry confirming the correct molecular weight (1,024.2 Da for MT-2) Amino acid sequence verification matching Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-NH2 Confirmation of the lactam bridge cyclization and the D-Phe stereochemistry Purity Testing HPLC purity look for 98%+ purity The chromatogram should show a single dominant peak with minimal linear (non-cyclized) impurity Contamination Testing Endotoxin levels (bacterial contamination) Residual solvent analysis (acetonitrile, TFA) Heavy metals screening How to Verify a COA Is Legitimate Check the testing lab Reputable labs include Janoshik Analytical, MZ Biolabs, and Colmaric Analyticals
41, 1530.10.1111/j.1365-313X.2004.02269.x 65 WangC
However, despite its popularity as a quick fix for unwanted fat cells, the lack of scientific backing and absence of FDA approval mean that caution is warranted