Skip to main content
Calcimator

Blood Donation Eligibility Estimator

Educational score based on hemoglobin, age, and recent travel -- always confirm with your local blood center.

Inputs

Results

Eligibility score

90 / 100

NoteScreening rules vary by country and blood center
How to Use This Calculator
  1. Enter your hemoglobin level in g/dL — if unknown, leave the default of 14.2.
  2. Enter your age in years; donors must typically be between 16 and 65.
  3. Select whether you have traveled to a malaria-endemic region in the past 12 months.
  4. Review the Eligibility Score (0–100) and the accompanying note about deferral risk.
  5. Always confirm eligibility with your local blood donation center before donating.
Ad Placeholder
Ad Placeholder