RFK Jr. is cracking down on 7-OH. What is kratom – and how addictive is it?

After a viral video on TikTok and a stern press conference with Robert F. Kennedy Jr., kratom is in the spotlight. But what is it?

Products containing the plant ingredient kratom are sold across the country at gas stations, liquor stores and smoke shops. They come in drinks, capsules and powders. Some have bright, colorful packaging.

But kratom is no run-of-the mill caffeine drink. Medical experts say it can be highly addictive, producing effects similar to those of opioids and opiates. USA TODAY spoke with over 20 people who say they became severely addicted to kratom − to devastating consequences.

Here's what to know about the ingredient, often marketed as a wellness supplement.

Kratom is a plant ingredient that comes from Southeast Asia. It's often marketed as an herbal supplement that promotes relaxation and boosts energy.