Ohio Woman Has 'Black and Bloody' Vape Juice Removed from Lungs CBD Cannabis and voluntary blood donations: what is the rule? Justbob Can You Donate Plasma If You Smoke Weed? Get Facts Here! The Sanctuary Can You Donate Plasma If You Vape? Crystal Vape & Crystal Bar & SKE Vape Official Station 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 Smoking (or vaping) doesn't affect your ability to donate blood. Help us bust this myth by sharing our post.