Ontario Farms Hemp Oil: Since CBD is a main ingredient in an FDA-approved drug, using it in food products without FDA approval could be illegal. Clearer guidance is sorely needed for CBD businesses to operate in compliance with federal regulations. Animals also experience calming effects when given small doses, and many businesses offer CBD products for pets, like dogs or cats. CBD isolate, as the name suggests, is a concentrate that only contains CBD and no other cannabinoids or terpenes.