Josh Brolin says he uses nicotine pouches almost all the time, including while he's asleep. He switched to nicotine pouches after getting cavities from nicotine lozenges, he said on a podcast. Nicotine pouches like Zyn are getting increasingly popular but aren't FDA-approved to help quit smoking.

Josh Brolin spoke about his struggles with nicotine in his new memoir, From Under the Truck. In the book, he revealed that he switched to using nicotine pouches after giving up chewing tobacco and lozenges due to side effects.