AS for today, the minimum age to legally buy Tobaccos is 18 most U.S states.
But In 2015 , CDC conduct a lot of researches to found out the best minimum age to legally buy tobacco, and all the results and data favor the minimum age of 21, since by that time people already more responsible and care about their health and now they're supporting a lot of movements that demanded the change of tobacco minimum age into 21
