The body will replace the fluids of the donated blood in just 24 hours. The red blood cells will be replaced in about 6 to 8 weeks. After 3 months, a person can choose to donate again.
First time Donors aged between 16 years and 24 years must also meet height and weight criteria. Check out the charts below and if you meet this, and the other eligibility criteria (external link) , book an appointment online (external link) or by calling 0800 GIVE BLOOD (0800 448 325) and start saving lives.
If you don't meet the height and weight criteria, there are other ways you can help (external link) .
If you're unsure about your eligibility, please call 0800 GIVE BLOOD (0800 448 325) and ask to speak with a nurse to determine your eligiblity to donate.
Login using your online or NZ Blood Service Donor App login details.
If you do not have a login please Register Now, using the button below.
Once registered, your login details will be the same for both the website and the NZ Blood Service Donor app.