General Eligibility Criteria:

Age: 18–65 years (16–17 with parental consent in some places).

Weight: At least 50 kg (110 lbs).

Health: Must be in good general health, with no infections or illnesses at the time of donation.

Hemoglobin Levels: Minimum 12.5 g/dL for females and 13.0 g/dL for males.

Disqualifying Conditions

Age: 18–65 years (16–17 with parental consent in some places).

Weight: At least 50 kg (110 lbs).

Health: Must be in good general health, with no infections or illnesses at the time of donation.

Hemoglobin Levels: Minimum 12.5 g/dL for females and 13.0 g/dL for males.

Medications That May Delay Donation

Certain heart or psychiatric medications: Need evaluation by a doctor.

Blood thinners (Aspirin, Warfarin, Heparin): Usually a waiting period is required.

Antibiotics: Wait until infection clears.

How Often Can You Donate?

Whole Blood: Every 3 months (Men) / 4 months (Women).

Platelets: Every 2 weeks (up to 24 times a year).

Plasma: Every 2–4 weeks.