Find donors
Post your request once and we send it straight to compatible donors near the hospital.
Request bloodSevere shortage of O-: donors needed today
Your donation today can save up to three lives
Join the Jiwark donor community. We connect you with the nearest blood bank or a patient who needs your blood type, and remind you when your next donation is due.
- Registered donors
- 15
- Partner blood banks
- 3
- Emergency response
- 24/7
A donation takes about10 minutes
Free tools for donors
Find out if you can donate today, when you can donate again, and your baby’s likely blood type. No sign-up.
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Can I donate blood today?
Answer a few short questions and see whether you can donate now, and if not, why and when.
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When can I donate again?
Enter your last donation date and see the day you can donate again.
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Child’s blood type predictor
Pick both parents’ blood types to see which types the child can and cannot have.
Quick guides, with sources
Short answers to the most common questions about giving blood.
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Donating Blood While Fasting in Ramadan: Is It OK and When Is Best?
Can you give blood in Ramadan? The Saudi Ministry of Health advises donating after iftar. The best time, tips before and after, and when to wait.
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Donating Blood With High Blood Pressure or Diabetes
Can you give blood with high blood pressure or diabetes? The blood pressure limit, and whether BP medicine or insulin stops you, per the Red Cross.
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What to Eat and Do After Giving Blood: Iron, Fluids and Rest
After giving blood: rest 15 minutes, drink extra fluids, avoid hard exercise and eat iron-rich food with vitamin C. The food list, and what blocks iron.
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How Blood Donation Works: Each Step and How Long It Takes
Giving blood step by step: registration, a quick check-up, about half a litre drawn in 8 to 10 minutes, then rest. About an hour in all, with tips.
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Is Giving Blood Safe? Side Effects and Common Myths
Is donating blood bad for you? It is safe for healthy donors: new sterile needles, a check-up each time, and the body replaces it. Side effects and myths.
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The Rarest and Most Common Blood Types, and the Universal Donor
O negative is the universal red cell donor, AB the universal plasma donor, AB positive the universal recipient. How common each type is, and why it varies.
Our services
Everything you need to donate or request blood, in one place
From finding a donor in an emergency to knowing where your blood type is available, every step is faster and clearer.
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Blood type availability
See how much of each blood type partner blood banks hold before you set off.
See the stock -
Emergency requests
Critical cases that need donors within hours. Your donation can make the difference now.
See the requests -
Success stories
Donors and patients share how one donation changed a whole life.
Read the stories
Blood type availability
Partner blood bank stock today
Stock compared with the safe level for each blood type. Critical types are today's donation priority.
- Available
- Low
- Critical
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O- Critical
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O+ Critical
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A- Critical
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A+ Critical
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B- Critical
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B+ Critical
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AB- Critical
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AB+ Critical
Emergency requests
Patients who need donors now
Our team checks requests before they go public. A patient's name and contact details are only shared with a donor the family accepts.
No emergency requests right now. Thank you to every donor.
About us
A platform that connects donors with those who need them, quickly and safely
Jiwark is a community platform working with blood banks and hospitals to shorten the time between needing blood and receiving it. We match compatible blood types automatically, protect patients' privacy and support donors from sign-up to donation.
- Every request is checked before it goes public, to keep fake requests out
- Patient details stay private and are never public
- An automatic reminder when your next donation is due
How does it work?
Sign up as a donor
Create your account in a minute and add your blood type and city.
Book an appointment
Choose a blood bank and a time that suits you, or answer an emergency request near you.
Donate and save a life
The donation itself takes about 10 minutes, after a quick health check.
Donate
Can you donate today?
Check the basic conditions, then book an appointment at the nearest blood bank. Medical staff do a quick check before you donate.
- You are between 18 and 65 years old
- You weigh 50 kg or more
- At least 56 days have passed since your last whole-blood donation
- You feel well today and are not taking antibiotics
Blood types
You're somebody's type
Pick a blood type to see who it can give to, and who it can receive from.
O- can give to all 8 blood types
Universal red-cell donor. In an emergency, when there is no time to test the patient's type, O- is the blood that is given.
- Gives to
- O- O+ A- A+ B- B+ AB- AB+
- Receives from
- O-
Matches shown are for red blood cells (whole blood). Plasma and platelets follow other rules, and hospitals always cross-match before a transfusion.
Need blood for a patient?
Send your request and we show it to compatible donors near the hospital, then tell you as soon as one responds.
- Send the request
- We check it within minutes
- We alert donors
Success stories
One donation changed their lives
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I got a message that a patient at a nearby hospital needed my blood type. An hour later I was there, and today I know she went home to her children.
Mona A.Regular donor since 2019 -
My father needed four units after an accident. Within hours, donors we had never met came for him. We will never forget it.
Karim S.Son of a patient who received blood -
I thought my donation did not make much difference. Then I learned that my O- blood suits everyone, so now I donate every three months.
Youssef A.O- donor
Contact us
We are here to help, around the clock
Questions about donating and eligibility, or following up a request. In an emergency, call the emergency line directly.
- E-mailinfo@jiwark.com
- Opening hoursDonation centres: daily, 9 am to 9 pm
- AddressWorldwide · Online 24/7