Yes. However, there may be some that don't. You'd have to read the label to be sure to get the ones you want.
E cigs are meant as a replacement for regular cigs, not as a "stop smoking method".
Are Electronic Cigarettes Bad For You?
FDA has declared the e-cigarette to be a ‘drug-delivery device’. It has issued warning letters to five American companies that manufacture e-cigarettes. That is enough indication that if you puff on electronic cigarettes health risks can arise.
Electronic Cigarettes Side Effects
There are several side effects of electronic cigarettes. These devices can have an impact on the physiology as well as mentality of a person. Go through some of the major side effects of smoking Electronic Cigarettes.
Nicotine
E-cigarettes do not possess harmful contents of traditional cigarettes such as Carbon Monoxide, Tobacco and Tar. But the Nicotine that they contain is an addictive drug in itself. An alkaloid poison, nicotine enhances blood pressure and heartbeat. It is responsible for releasing the hormone epinephrine which arouses the nervous system and relaxes the brain. It also releases the Beta-endorphin hormone that reduces pain. Over time, smoking e-cigarettes can turn into a dangerous addiction. Giving these up can result in mood disorders, increased appetite, concentration problems, depression and anxiety. These symptoms can last for many months.