Does Nicotine Free Vaping Affect Your Blood Vessels? What Science Tells Us Medic Pro Can You Donate Plasma If You Smoke Marijuana? 2023 Guide to Cannabis Use & Donating Blood Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Can You Donate Plasma If You Smoke Weed? https: www.greenreliefhealth.com 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 you can chose vaping or a nicotine pouch, what do you choose?