With state-by-state legalization of cannabis products, comes a surge in purported medical benefits. But caution remains that the interest in cannabinoids will lead to the old “snake oil” type of cure-all claims.

The FDA has only approved one product containing CBD, for the treatment of of a specific type of seizures. Warning letters from the FDA to 15 companies state that product webpages, online stores, and social media are being used to market CBD products in interstate commerce; market CBD products as dietary supplements; and/or add CBD to human and animal foods.

See a review of CBD for medical uses at Harvard Health here.