The non-intoxicating marijuana extract is being credited with helping treat a host of medical problems—everything from epileptic seizures to anxiety to inflammation to sleeplessness.

But experts say the evidence is scant for most of these touted benefits.

Worse, CBD is being produced without any regulation, resulting in products that vary widely in quality, said Marcel Bonn-Miller, an adjunct assistant professor of psychology in psychiatry at the University of Pennsylvania School of Medicine.

Last month, a U.S. Food and Drug Administration advisory panel unanimously recommended approval of the CBD medication Epidiolex to treat two rare forms of childhood epilepsy.

“That’s really the only area where the evidence has risen to the point where the FDA has said this is acceptable to approve a new drug,” said Timothy Welty, chair of the department of clinical sciences at Drake University’s College of Pharmacy and Health Sciences, in Des Moines, Iowa.

Studies on CBD also have raised concerns about possible interactions with other drugs.

Read more at Medical Express