How much caffeine does dark chocolate have?

Dark Chocolate typically contains about 50 to 100 milligrams of caffeine per 100 grams, depending on the cocoa content. Higher cocoa percentages generally mean more caffeine. For example, a standard serving of dark chocolate (around 30 grams) may contain approximately 20 to 60 milligrams of caffeine. Additionally, dark chocolate contains theobromine, a compound that can also contribute to its stimulating effects.