Mississippi vape law leads to ingredient changes A shakeup is happening in the Mississippi vaping industry. Lost Mary and Raz, two popular disposable vapes, will soon be illegal and they aren't the only ones. A 60 day grace period All non FDA approved nicotine products will be illegal in Mississippi starting in October. This includes many products, including most flavors of disposable vapes. Texas Flavor Ban: What Retailers & Vape Businesses Need to Know