A+
Medically reviewed on December 1, 2021.
30% of the population has the A+ blood type
A+ blood contains both A and Rh antigens. A+ red blood cells can be given to both A+ and AB+ patients. A+ plasma and platelet donations are important blood products that can be used for many patients needing these types of transfusions. Therefore, A+ donors are encouraged to donate platelets, plasma or whole blood.