my baby boy is 1 yr nd 9 months old he is not gaining weight since last 4 months his weight is between 10.8- 11 kgs . he is taking his 3 heavy meals nd giving him cow milk 400 ml a day nd he hasn't breastfeed since he was 9 months old because i was pregnant with my second. where i am wrong what to do for his weight gain pls help giving him eggs fish mutton chicken meat but still no difference in weight