🩸 Interactive Visualizer
Blood Compatibility Flow
Select your blood group to instantly visualize the flow of life. See who you can save and who can save you.
Can Receive From
A+
Can Donate To
💡
—
Universal Donor
O- (O Negative) is the universal donor — their blood can be given to anyone regardless of blood type in emergencies.
Universal Recipient
AB+ (AB Positive) is the universal recipient — they can safely receive blood from any blood type.
Donation Frequency
You can donate whole blood every 56 days (8 weeks), platelets every 7 days, and plasma every 28 days.
One Donation = 3 Lives
Each blood donation is separated into red cells, platelets, and plasma — potentially helping 3 different patients.