Respected sir am 21 year old boy, my Weight is 55 kg and height is 5.9 inch how can I increase my weight and digestion power? I am frequently suffer from colds and pain on my lower leg Muscles. And can I use aloe Vera juice for increase my digestion power or for other benefit?(if yes than sir suggest me how much quantity and how many time in day and when) please help me sir. Thank sir.