There is no such thing as what you can eat to lower hemoglobin quickly. If it is pathologically high, you need to eat hydroxyurea and other drugs for the cause; if it is physiologically high, you don’t need to eat anything. 1. hemoglobin is a special kind of protein, when hemoglobin is high, there is no such thing as what can be eaten to quickly reduce this argument, the drugs have a certain effect time. There are many reasons for elevated hemoglobin. If it is caused by true erythrocytosis, it needs to be treated with medication, such as hydroxyurea. 2. If the hemoglobin is physiologically high, which is mostly seen in newborns and highland residents, it is usually not necessary to eat anything and is a normal phenomenon. When hemoglobin is high, patients need to do further examination to clarify the specific causes and cooperate with doctors to actively treat the original disease.