** 1. height of an individual also depends upon the height of the parents [genetic], if they have short stature, their siblings can/may have the same height. 2. have your physician ruled out hypothyroidism, bone age (skeletal disorder)? 3. since by the age of 20 growing ends of long bones are completely closed/ fused thus no possible further growth in terms of height is possible. 4. eat a healthy, balanced and nutritious diet and practice pranayam,yogasanas, back exercises that stretches the spine which helps in increasing height by 1”-2” inches. 5. Contact with a yoga expert for various Yogasans which can be adopted and practiced in daily routine, moreover no Pharma company will ever describe his/her product not to be authentic, they are in market to sell, earn and publicize their compound, and now even Actors have jumped into this marketing business (reason is simple-easy money and common people easily get influenced by their presence on show) and as you know 90% of knowledge is attained through visual (eyes) stimuli and this is the reason of showing their products on television. .If height was a concern Sachin Tendulkar, Amitabh Bachhan would have been deeply depressed all their life.