This post is a step-by-step guide to deal with companies and sellers etc who sell misbranded drugs and cosmetics.
Drugs and Cosmetics Act
Height can not be increased after the ossification of epiphyseal plates. The same goes for breast and penis enlargement medicines and cosmetics, which are going to be used as an example in this post. Any medicine or cosmetics claiming or advertising that it can do any of the above is a fraud and is playing on your insecurity.