proven ways
1.growth hormone injection(very costly and may not work in people not having growth hormone deficiency).
2.limb lengthening(very risky,very costly,it will bruise ur legs,time consuming(6-12 months to fully recover),may need to do lots of cycling)
other possible but not probable ways
1.placebo effect-if placebo effect can grow hair ,eliminate warts and moles,cancer,reduce dandruff,sinus problems,bad breath,cure various ailments.it can possibly help u grow taller also.
2.nutrition-calcium and vitamin d r very important.it is important to balance all the micro and macro nutrients.download demo version of kathleen diet software to check the nutrients of various foods.then goto www.qualitycounts.com and then to anti aging research there u can find many research articles on vitamin d and calcium and other nutrients.
3.put on some muscle and fat and increase ur calorie intake.i have seen many fat teenagers grow into tall adults.u can lose weight later.but be careful
4. go for protein,amino acids,glucosamine,msm.take powerful supplements like creatine,whey protein etc.if protein can build muscle it can may be build bone too.
5.look for ways to naturaly increase growth hormone.for example fasting can increase growth hormone(but be careful),read articles on fasting,exercise can increase growth hormone too.do research on growth hormone.deep sleep can also increase growth hormone.
tips for deep sleep
1. keep ur bedroom clean .
2. wear socks.keep ur feet warm.
3. get up when the sun rises .download astronomical software to check sunrise each day. tune urself to natural biological rhythms.we r not nocturnal animals.
4.drink skim milk 30 minutes before going to bed.l tryptophan may work.
5.masturbate every night before sleep.masturbation not only decreases prostate cancer risk by 25%.it also stimulates so many mechanisms.
6.keep room temperature little cool.
7. make sure there is no noise.even during ur sleep.
wear some noise reducing head phones.
8. listen to some soothing music like beethoven before sleep.
9.sleep on a comfortable pillow and mattress.dont sleep on hard floor
10. place a pillow between legs if ur sleeping to the side and below ur thigh if ur sleeping on ur back.
11.have ur dinner before 2hrs of going to sleep.
5.eat 6 meals a day. balance macronutrients and fibre.
a good site on human height
http://en.wikipedia.org/wiki/Human_height