a sea change is coming for the $1 billion marijuana-based industry you’ve never heard of

Change is coming for a small but blooming corner of the marijuana industry.

A compound in marijuana that's been linked to a range of potential health benefits — but doesn't cause a high — is increasingly being eyed for use in salves, oils, balms, and beverages. It's also the active ingredient in a prescription drug that became the first federally-approved medicine of its kind on Monday.

Before Monday, cannabidiol, or CBD, was estimated to make up a roughly $1 billion industry. But that could change fast now that the first CBD-based medication will soon be available legally with a doctor's prescription.

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