Note that they are still available on the Canada side of the border.

Funnily enough, other supplements like lithium orotate are available in the US but not in Canada. Luckily the US website iHerb ships to Canada!

AFAIK Amazon were the only ones that complied with this. Plenty of other stores still carry NAC. It's cheap so I stocked up on it just in case.

walmart has them otc