Yes, you can donate blood if you smoke or consume cannabis. The recipient of the blood will not get high, another common MYTH. All donors go through the same health Think you can't donate blood? Think again. Australian Red Cross Lifeblood Can You Donate Blood If You Use Cannabis? Alternaleaf UK Smoking (or vaping) doesn't affect your ability to donate blood. Help us bust this myth by sharing our post. Cannabis + Diabetes: What You Should Know Beyond Type 1 Can You Donate Blood if You Smoke Weed? Mango Cannabis