Americans spent $6.6 billion dollars in 2023 trying to keep their armpits (and other parts) stink-free, and many of them chose a natural deodorant to do the job.

These products are often touted as better for us than conventional deodorants, but is that really true?

That’s what we — Raj Punjabi and Noah Michelson, hosts of HuffPost’s “Am I Doing It Wrong?” podcast — asked Dr. Divya Shokeen, the founder of Ocean Skin & Vein Institute in Manhattan Beach, California, when she recently chatted with us about some of the surprising things we don’t know about sweat.

Click here to listen to the full episode and learn everything you never knew about sweat and tips and tricks for dealing with it.

“I think natural deodorants are the worst things you can buy,” Shokeen told us. “I actually see an allergy from a natural deodorant almost every other day [in my office].”