5. MDMA (Ecstasy / Molly)
Addiction rate: 1.13
Is there any chance that you do not know what this drug causes? In the middle of the list of 10 least addictive drugs is a drug which was very popular in the 1990s when people used it at parties to have more energy to dance all night. It can also be found in the form of photos or tablets like amphetamines, but this time it is a drug which is more dangerous for the heart and health. Giving energy for dancing all night is actually very harmful to health because a person literally cannot stop and rest.