Walk into any smoke shop or scroll any hemp site — "lab-tested" is everywhere. It's the new "organic." But unlike organic, there's no single legal definition. Here's the version that matters.
The bare minimum
At minimum, "lab-tested" should mean: the product was sent to an independent third-party laboratory, tested for cannabinoid potency, and the results were documented in a Certificate of Analysis (COA). Anyone selling "lab-tested" hemp without publishing the COA is using the term loosely.
The full standard (what we hold ourselves to)
Real lab-testing means the lab is ISO/IEC 17025 accredited — the international standard for testing laboratories. The lab has no financial relationship with the brand being tested. And the COA covers the standard battery:
- Cannabinoid profile: Exact percentages of THCA, CBD, Delta-9, Delta-8, CBN, CBG, etc. Confirms federal compliance (less than 0.3% Delta-9 THC).
- Heavy metals: Screens for lead, mercury, arsenic, cadmium. Hemp is a bioaccumulator — it pulls heavy metals out of the soil. This panel matters.
- Pesticide screen: Tested for prohibited pesticides per applicable standards.
- Residual solvents: For extracts and concentrates only — confirms no leftover butane, ethanol, etc. from extraction.
- Microbials and mycotoxins: Mold, bacteria, biological contaminants.
- Moisture content: For flower — too dry burns harsh, too wet grows mold.
What it doesn't mean
"Lab-tested" doesn't necessarily mean:
- Pesticide-FREE — only that they screened for prohibited pesticides at applicable thresholds
- Heavy metal FREE — only that levels are within applicable safety standards
- That YOUR specific jar was tested — batches are sampled, not every jar
Anyone using absolute words like "chemical-free" or "100% pure" is overpromising. The COA is the truth — read what it actually shows.
How to verify a brand's testing
- Find the COA on the product page (or ask for it)
- Check the lab name and ISO accreditation number
- Match the batch number on the COA to the batch on your product
- Verify Delta-9 THC is less than 0.3% by dry weight
- Confirm contaminant panels are present (not just cannabinoid potency)
If a brand can't or won't show you all five — walk away.
Where to start at Ziggy's
Every hemp product on Ziggy's links its COA directly from the product page. Browse hemp, read about our lab standard, or learn how to read a COA.
Hemp-derived. Less than 0.3% Delta-9 THC. 2018 Farm Bill compliant. 21+ only. Not evaluated by the FDA.
