Your blood type is determined by genes inherited from your parents. Whether your blood type is rare, common or somewhere in between, your donations are vital in helping save and improve lives. You can register online to give blood
This means only 8% of donors have B positive blood.
In total, 10% of people belong to blood group B, making it one of the least common blood groups.
People with B positive blood can receive donations from:
B positive is an important blood type for treating people with sickle cell disease and thalassemia who need regular transfusions.
These conditions affect South Asian and Black communities where B positive blood is more common.
There is currently a very high demand for B positive donations with the subtype Ro.
Approximately 2% of donors have this rare subtype and we need more.