You can include more iron-rich foods in your diet such as meat, fish and poultry, organ meats, beans, legumes, eggs, leafy green vegetables, nuts, and seeds to increase your hemoglobin levels. 2 ...

As per University of Calfornia San Francisco, normal hemoglobin levels for adults ... way to sneak iron into your diet. Spinach is high in non-heme iron, which can boost haemoglobin levels.