I am 20 years old and my height is 5.5. I want to increase my height. My doctor suggested below ayurvedic medicines. 1. Flax seed powder 1 tsp after lunch and dinner with warm water 2. Lakshadi guggul 2 tab twice a day 3. ashwagandha churna 1 tsp with milk at 6: 30 pm Are they effective and safe for me? Please help.