Is bright red blood nutritious or dark red blood nutritious?

Normal people's blood is bright red, but some diseases will change the color of blood. Therefore, sometimes, doctors can find the patient's condition from the color of blood, so as to achieve the purpose of diagnosis.

The best blood in human body should be bright red, which is a disease-free phenomenon. Healthy people's blood is bright red because red blood cells contain a lot of hemoglobin. Hemoglobin is bright red when combined with oxygen.

Others can also be divided into; Pale red blood, dark red blood, dark purple blood, chyle, cherry red blood, brown or black blood.

Except bright red blood is healthy blood, other blood belongs to abnormal blood, but it implies different diseases according to different colors.