Don't take any pills but google shin bone lengthening and if you can be bothered to do all those exercises you will gain a few inches. There is an ebook that only cost like $7, it's a great investment considering what you will gain from it, so give it a try. Ignore the naysayers with their grandma facts and contact people who have grown taller after puberty. Correct me if I'm wrong but didn't Michael Jordan grow taller during his career?