What is the normal hemoglobin level?
Normal hemoglobin levels are different in women and in men. In non-pregnant women, normal hemoglobin ranges from 120 g/L to 160 g/L. In men, normal hemoglobin levels range from 140 g/L to 180 g/L. Canadian Blood Services tests each donorâs hemoglobin at the clinic and requires a minimum of 125 g/L for donation.n men, normal hemoglobin levels range from 140 g/L to 180 g/L. Canadian Blood Services tests each donorâs hemoglobin at the clinic and requires a minimum of 125 g/L for donation.