My baby is 5 year 1 month old.His weight is 15 kg last 1 year his weight is same his immunity is also weak that’s why caught by cold cough very frequently.give me suggestions

A. Baby immunity and growth can be taken care of by giving a proper diet with all the nutrition required for proper growth of the child . vitabumin C, zinc, iron and vitamin D has key role in this. Multivitambin syrup like syp full 365 can be given 5 ml twice a day for 1 to 2 months.