My daughter is a slow weight gainer. she is currently 1.7 years old and has 8.3kgs.Is it normal. She eats well and sleeps well. How can I help her to gain more.

A. U should consult your doctor for a proper assessment because a child is about 3 kg underweight so accordingly they can help you what all do you need to include into the diet of your child and if any particular particular supplement that you need to start with for your child