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Reading a CBD lab report

The label says THC-free. The certificate of analysis is where you check it, batch by batch.

2mg to 5mg
THC in each Medterra full spectrum product
ISO 17025
Lab accreditation CBDfx names

Medterra and CBDfx pages, read Oct 2, 2026. See source

Clear glass beakers and an amber dropper bottle on a pale counter.
On this page
  1. Isolate, broad spectrum, full spectrum
  2. Where each merchant publishes its reports
  3. What to check on the certificate
  4. THC-free roll-ons and gels
  5. Sources

Isolate, broad spectrum, full spectrum

TypeWhat it containsTHC
Isolate1CBD alone, separated from the rest of the plantNone (THC-free)
Broad spectrum1CBD plus other cannabinoids, terpenes and fatty acids, with THC removedNone (THC-free)
Full spectrum1All the plant's naturally occurring compoundsContains THC; Medterra says 2mg to 5mg per product
SourceMedterra spectrum pageRead Oct 2, 2026Medterra spectrum pageRead Oct 2, 2026

Other merchants use the same three terms.

Where each merchant publishes its reports

CBDfx has a lab reports page organized by product type, with certificates from independent ISO 17025 certified laboratories2.

Joy Organics prints a QR code on every bottle that opens the lab results for that product3.

Medterra says each product has a certificate of analysis on its site, leading to a page for each batch; it also says its products are not tested for herbicides such as glyphosate4.

cbdMD states on its Freeze roller page that total delta-9 THC does not exceed 0.3% on a dry weight basis5.

What to check on the certificate

  1. Step 1

    Match the batch

    The batch or lot number on the certificate should match the one printed on your package.

  2. Step 2

    Check the CBD amount

    Compare the measured CBD with the milligrams on the label.

  3. Step 3

    Check THC, and which THC

    Today's federal test is delta-9 THC; from November 2026 it is total THC including THCA6. A THC-free product should show none detected.

  4. Step 4

    Look for the lab and the date

    The report should name the testing lab and the test date. CBDfx names ISO 17025 certified labs2.

  5. Step 5

    See what else was tested

    Reports may cover heavy metals, pesticides or solvents. If a test is missing, ask the merchant.

THC-free roll-ons and gels

How these links work: each button opens the merchant's own product page. We are not paid for these links today; we may earn a commission from purchases in the future.

Good for a THC statement on the product page

cbdMD

Listed price
From $44.99, one-time purchase
Checked
Oct 2, 2026
Check prices on cbdMDOpens cbdMD's site. Not a referral link.

Good for a certificate page for each batch

Medterra

Listed price
$39.99 (1200mg), one-time purchase
Checked
Oct 2, 2026
Check prices on MedterraOpens Medterra's site. Not a referral link.

Good for a QR code to the lab report on every bottle

Joy Organics

Listed price
$59.95, one-time purchase
Checked
Oct 2, 2026
Check prices on Joy OrganicsOpens Joy Organics's site. Not a referral link.

Sources

  1. CBD spectrum explainedMedterra, read Oct 2, 2026
  2. Lab reportsCBDfx, read Oct 2, 2026
  3. 3000mg CBD gel roll-on (lab results via QR code)Joy Organics, read Oct 2, 2026
  4. Certificates of analysisMedterra, read Oct 2, 2026
  5. Broad spectrum CBD Freeze rollercbdMD, read Oct 2, 2026
  6. 7 U.S. Code 1639o, definitions (with the 2025 amendment)Legal Information Institute, Cornell Law School, read Oct 2, 2026

About this page

We do not earn anything from purchases today. Every product link is a plain link to the merchant's own page, without an affiliate code. We may join merchants' affiliate programs in the future, and this notice will say so before that changes.

Prices, sizes, shipping and lab reports belong to each merchant and can change. The merchant's own page is the final word on price, availability and terms.

CalmLeaf Guide covers topical, THC-free CBD only and makes no health claims. Nothing here is medical or legal advice. Ask a doctor or pharmacist before using CBD with other medicines.