U can try tea for norishing feeds from moms co made up of natural herbs and caffeine free helps for milk secretion

Do all of the above and pump between every feed for atleast 10mins each on both breasts.

Include lot of jeera, ajwain, saunf, garlic, daliya, oats, nuts, dry fruits, eggs, milk and milk products in your diet regularly and drink plenty of water. Above all keep latching the baby to your breast often. Breast needs stimulation to produce milk only your baby sucking can give.