Can You Donate Plasma If You Smoke Marijuana? 2023 Guide to Cannabis Use & Donating Blood Vapes Or Cigs Doesnt Matter Nicotine Is Toxic To Heart Health Experts Say Powers Health Can You Donate Blood If You Are A Smoker? Vaping, Venous Valves, and Vein Disease Can you donate blood if you smoke? 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