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The 0.3 % hemp ceiling applies to total THC, not Δ⁹-THC alone. Why total THC = (THCA × 0.877) + Δ⁹-THC, and what your compliance COA should actually show.
The American Kratom Association GMP cap on 7-hydroxymitragynine, why the 2 % number matters, what FDA / DEA enforcement has looked like since 2024, and how to test for compliance.
The regulatory line between research-use-only powder and injectable-grade peptide. How the LAL assay works, what EU/mg means, what MVD is, and what an injectable-grade COA shows.
A peptide vial can be 99 % HPLC purity and still only carry 75 % of the labeled active mass. Why purity and NPC measure different things — and why most public COAs only report the first.
A Certificate of Analysis is the cornerstone of product quality verification. Learn what a COA contains, why third-party testing matters, and how to verify one is legitimate.
A detailed breakdown of HPLC and mass spectrometry — the two gold-standard methods for peptide purity testing — explaining what each measures, when to use them, and what results look like.
COAs contain more information than most people know how to interpret. This guide walks through every section of a peptide Certificate of Analysis so you know exactly what you’re looking at.
Label-claim testing is one of the most important and misunderstood aspects of supplement compliance. Here’s what it tests, how to interpret results, and why it matters for your brand.