How much caffeine is in a Nitro Can? P&R Team February 13, 2020 04:11 Updated Each Nitro can contains around 150-200 mg. Similar to what a similar sized brewed coffee has. Related articles Why Pioneer for Coffee Concentrate? I like Porter St. How do you drink the Pure Black Nitro Coffee? What are the ingredients of the coffee concentrate? Do you charge freight on your Pure Black Nitro Can Subscription? What is the shelf life for Nitro Cans? Comments 0 comments Please sign in to leave a comment.