Vegetables also helps

For men, the normal range is usually is 40 to 54 per cent. For women, it's from 37 to 47 per cent. Increasing the intake of iron-rich foods (eggs, spinach, artichokes, beans, lean meats, and seafood) and foods rich in cofactors (such as vitamin B6, folic acid, vitamin B12, and vitamin C) important for maintaining normal haemoglobin levels. Such foods include fish, vegetables, nuts, cereals, peas, and citrus fruits. I will advise you to talk to your doctor about it to recommend a drug for you since you're breatfeeding