my baby girl 7 years ki h uska weight 12 kg h bhut patli h height bhi kam h ,sab kuch khati h active bhi h ,fir bhi weight gain kyu nhi hota

A. It could b due to poor digestion or maybe deficiency of iron in the body as you should get a Cbc done for the child with which u will know if u need to start with all the necessary supplements to start with