3 months old baby born weight 2.3 at present is 46 is it ok nd he is very thin every one are saying that very thin I feel very bad how can I make him chubby he is on FM nanpro 1

A. hello if the baby is gaining a minimum of 600 grams to 800 grams per month is a good indication that the baby is getting sufficient breast milk and taking sufficient so it is absolutely nothing to worry about and 4.6 kgs is a good weight not a problem