A compliant cannabis label in the United States must show product identity, net weight or volume, THC and CBD potency per serving, serving size and total servings, a complete ingredient list, allergen declarations, the licensed producer's name and address, a license or batch number, manufacture and expiration dates, child-resistant packaging language, and state-mandated health warnings. Hemp-derived CBD products must also satisfy FDA food or dietary supplement labeling rules, even though FDA has not approved CBD as a legal food additive or supplement ingredient.
What Information Is Required on a Cannabis Label?
Every legal US cannabis label carries a core set of facts that lets a consumer identify the product, dose it safely, and trace it back to a licensed manufacturer. State regulators build these rules on the FDA food labeling framework, then add cannabis-specific warnings and potency disclosures. Missing any single element can trigger a recall, a hold at retail, or a fine against the licensee.
How to Read Weed Edibles Labels
Product identity and net contents
The label states what the product is, for example a CBD tincture, a cannabis-infused gummy, or a topical salve. Net quantity must appear in weight, volume, or count, usually in the lower third of the main display panel. Combination products list each component separately.
Cannabinoid potency and serving size
Labels must disclose total THC and total CBD in milligrams per serving and per package, along with the serving size and number of servings per container. Many states also require the ratio of THC to CBD and a note that potency values come from laboratory testing. Accurate dosing information is the single most requested label detail among medical patients and adult-use buyers.
Ingredients and allergen statement
Ingredients appear in descending order by weight, with the cannabinoid source named, such as hemp extract or cannabis distillate. Edible and sublingual products must declare the nine major allergens covered by federal law, including milk, egg, fish, shellfish, tree nuts, peanuts, wheat, soybeans, and sesame. Nutrition Facts panels are required for edible cannabis in states that follow FDA food labeling conventions.
Manufacturer, license, and batch number
The label names the licensed cultivator, processor, or manufacturer plus a business address and state license number. A batch or lot code links the package to its certificate of analysis, which documents potency, pesticides, heavy metals, residual solvents, and microbial results. This code is what regulators use to run a traceability check or a product recall.
Dates and storage
Packages carry a manufacture or harvest date and an expiration or best-by date. Some states also require a storage statement, such as keeping the product away from heat and light. Expiration rules protect consumers from degraded cannabinoids and spoiled carriers like oils or baked goods.
What Are the Mandatory Warning Statements on a Cannabis Label?
Warning statements are the most tightly regulated text on the package, and most states prescribe exact wording rather than allowing paraphrase. Common required warnings include:
- Keep out of reach of children.
- For use only by adults 21 years of age or older.
- This product may impair the ability to drive or operate machinery.
- Do not use if pregnant or breastfeeding.
- This product has not been evaluated by the FDA and is not intended to diagnose, treat, cure, or prevent any disease.
- Do not eat, and do not use more than the recommended serving.
- Medical cannabis warnings where the state operates a medical program.
How Do Hemp CBD Labels Differ From State Cannabis Labels?
Hemp-derived CBD sold online or in general retail falls under FDA and FTC oversight rather than state cannabis programs, because hemp with no more than 0.3 percent THC on a dry weight basis is excluded from the Controlled Substances Act. These products still need a statement of identity, net quantity, ingredient list, allergen declaration, and business contact information. FTC rules require every health claim on the label to be truthful, non-deceptive, and supported by competent scientific evidence. FDA has repeatedly stated that CBD cannot lawfully be added to food or marketed as a dietary supplement, so hemp brands face a gray zone that makes precise, conservative labeling essential.
Which States Require a Universal Symbol or QR Code?
California, Washington, Colorado, Oregon, Nevada, and several other legal states require a universal cannabis symbol printed on the package, typically a stylized leaf with a THC or CBD indicator. A growing number of states also require a scannable QR code that links to lab results or a state traceability record. Child-resistant packaging is mandatory for any product intended for ingestion, and resale or exit packaging rules add another layer of text requirements.
Quick Checklist for a Compliant Cannabis Label
- Product identity and net quantity of contents.
- Total THC and CBD per serving and per package.
- Serving size and servings per container.
- Full ingredient list and allergen declaration.
- Nutrition Facts panel for edibles where required.
- Manufacturer name, address, and state license number.
- Batch or lot code tied to a certificate of analysis.
- Manufacture or harvest date and expiration date.
- State warning statements and universal symbol.
- Child-resistant packaging and QR code where mandated.
Label requirements shift as state legislatures update cannabis rules and as FDA finalizes its CBD framework, so brands should verify wording with their state regulator before each print run. Working with a lab-tested supplier that provides batch-level documentation makes compliance faster and protects the customer.