Reference Source

Hemoglobin, Hematocrit, Blood Count — can I give blood? (American Red Cross (US))

What is the waiting period for Hemoglobin, Hematocrit, Blood Count — can I give blood? (American Red Cross (US))?

For Hemoglobin, Hematocrit, Blood Count, waiting period is hemoglobin at least 12.5 g/dL for women, 13.0 g/dL for men; condition is hemoglobin level can be no greater than 20 g/dL; 13.3 g/dL required for Power Reds regardless of gender; outcome is temporary deferral; blood service is American Red Cross (US), recorded from its source on 2026-08-06.

In order to donate blood, a woman must have a hemoglobin level of at least 12.5 g/dL, and a man must have a hemoglobin level of at least 13.0 g/dL. For all donors, the hemoglobin level can be no greater than 20 g/dL. A hemoglobin level of 13.3 g/dL is required to donate Power Reds regardless of gender.

redcrossblood.org, retrieved 2026-08-06

hemoglobin at least 12.5 g/dL for women, 13.0 g/dL for men
How long you must wait before donating (or the age/weight bound), exactly as this blood service prints it — the passage it comes from is quoted on the record page. National services genuinely disagree on the same criterion; check the service you would donate with.
Sourceredcrossblood.org
Verified
Review by
DatasetBlood donor deferral criteria compared across national blood services
Criterion
Hemoglobin, Hematocrit, Blood Count
Blood service
American Red Cross (US) our reading
Waiting period
hemoglobin at least 12.5 g/dL for women, 13.0 g/dL for men
Condition
hemoglobin level can be no greater than 20 g/dL; 13.3 g/dL required for Power Reds regardless of gender
Outcome
temporary deferral our reading

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.

Can I give blood if…?Find how long you have to wait before donating — and which blood service says so.