Hi thanks for your question. I checked your details & your BMI is 20.15 so it is just bit of high from the borderline. I think there is no worry .But you can rise your weight some more..Take some more calories through additional foods like cereals enriched with good quality protiens mainly animal protein. Add cooking oil not more than 25ml.or gm.Add fruits like banana 2 PCs.apple 400gm total .take all vegetables with Max fibres in your daily foods.Have a deciplined life with free hand normal exercises. U can rely anything more u r seeking.