We all know smoking and vaping isn't great for your health. But it doesn't stop you from being a blood or plasma donor. Just make sure to wait one hour after donating Can Vaping Or Cigarette Smoking Impact Your Period? Fibroid Fighters Can You Donate Blood if You Use Cannabis? The Cannigma Can Vaping Cause Lung Cancer? Here's What We Know. Smoking and vaping don't affect your eligibility to donate. Become a donor and give life today. Can you donate blood if you smoke?