Guides that teach you to check for yourself.

Short, printable, and built around a method you can actually run. No vendor names, no doses, no “trust me”. Start with the free one.

The 12-Point COA Quick-Check, page one
Free

The 12-Point COA Quick-Check

One page. Twelve checks, in the order I’d run them. Print it, keep it next to you, and work down it whenever a lab report lands. A blank or a fail on any line means stop.

So what’s the difference?

Short version: the card is the checklist, the Blueprint is the manual that teaches you to read one. Long version below.

 The COA Quick-Check
Free · 1 page
The Sourcing Safety Blueprint
$12 · 16 pages
What it isA checklist you tick.The manual that teaches you to read one.
The 12 checksAll twelve, in order.All twelve, plus why each one works and what it misses.
Reading an actual COAA full report pulled apart section by section, annotated.
Spotting a forgeryNames the tells.A genuine and a faked report side by side, every tell marked.
Verifying a documentSays to verify it.The 3-step drill for checking a report at the lab, not the seller.
What testing foundWhat 6,441 tested samples actually showed, with citations.
ContaminationFlags it.The tests a real release runs that gray-market skips, and why purity is blind to them.
Storage & degradationWhy a genuine COA still has a hidden expiry date.
Vendor red flagsTwo lines.A full section — the scams that end an audit before you open a PDF.
Best forKeeping next to you when a COA lands.Actually understanding what you're looking at.

Swipe the table sideways to see both columns.

What should I build next?

Tell me which guide you’d actually use.

I’d rather build the one people want than guess. One click opens a pre-written email — hit send, that’s your vote, and I’ll tell you when it’s ready.