Does Vape Liquid Expire? Shelf Life, Storage, and Safety Explained What Are the Ingredients in Vape Juice? Mississippi vape law leads to ingredient changes Going completely smoke free is difficult for many, but did you know that nicotine has been found in e cigarette liquids claiming to be 'nicotine free?' While e cigarettes don't contain tobacco, they may still Vapes may leave a sweet taste in your mouthbut they're also filling your lungs with toxic chemicals. Incomplete labelling can make it hard to know what's inside vapes and how harmful