I was a 2.5 pack a day full flavor fool for 30 yrs. Picked up an e-cig to be able to smoke were I wanted to, a low and behold, only smoked 3 cigs since. Blows my mind, never even amagined, but, not to get off topic, 38mg cut about 25 percent with vg does it for me,,,and loving it!!! Bill