id="article-body" class="row" section="article-body"> Analysts predict the CBD pet care market will reach $125 million by 2022, making it one of the fastest-growing segments of the CBD market.

Robyn Beck / AFP/Getty Images When Colorado legalized recreational marijuana in 2012, it wasn't something veterinarian Stephanie McGrath thought much about day to day. But then the phone calls started coming. Pet owners and family veterinarians wanted to know what she thought about medical marijuana in relation to animals, and whether she was researching it. 

This story discusses substances that are legal in some places but not in others and is for informational purposes only and not for the purpose of providing legal advice. You shouldn't do things that are illegal -- this story does not endorse or encourage illegal drug use.

At the time, McGrath had no interest in cannabis and didn't even know what cannabidiol (CBD) was, so she mostly ignored the topic. But the combination of receiving