Heart disease doesn't have to keep you from donating blood American Heart Association Most Commonly Googled Questions About Blood Donation Answered by the Experts, Part 2 Stanford Blood Center Can You Donate Plasma If You Vape? Crystal Vape & Crystal Bar & SKE Vape Official Station Can You Donate Plasma If You Smoke Weed? My Marijuana Cards Can You Donate Blood If You Smoke? Cannabis, Nicotine, and More 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