Juul e-cigarettes use nicotine salts (protonated nicotine) from leaf-based tobacco instead of free base nicotine for basic content. JuulIn 2015, nicotine salt received a US patent for preparation. Juultries to give nicotine doum in five minutes, similar to a traditional cigarette.Each cartridge ("Juul called capsule", a package contains about the same amount of nicotine with cigarettes and gives about 200 breaths.The amount of nicotine in each cartridge - 59 mg/ml in the United States is limited to 20 mg/ml in the European Union.August 2018 Juulintroduced 3 percent capsules for mint and Virginia tobacco flavors.This is equivalent to 30 mg/ml.Each cartridge contains propylene glycerine, aromas and nicotine salts.Salt Nicotine lacks the hardness of tobacco fume. Juul capsules came in eight tastes until the end of 2019.mango was the most popular one. Juul www.vozoluserat.com