My issue is that I am 24 years old. I look younger than my age which effects in my professional life. I eat a lot but nothing benefit. I eat many weight gaining products but the fat is visible only on stomach and becomes plumpy. There is no weight gain in my shoulders arms. I have little beard on my face but there is no growth in beard .please help me out .I made a habit of having banana shake twice a day for two months but no effects could have seen.