This is 33% more than the caffeine content of a regular coke, which contains 32mg of caffeine per 12 ounces. People are often surprised when they learn that the amount of caffeine in coke or diet coke is much less than in the same-sized coffee. Coca-cola contains only 2. 5-3 mg of caffeine per ounce, and diet coke contains between 3. 5-3. 75 mg of caffeine per ounce, which is much less than coffee. While the amount of caffeine in a cup of coffee varies depending on the brand, type of beans used, and how long it’s brewed, coffee still has more caffeine per serving than coke. Coke’s caffeine content is 34mg for a 12-oz can, and diet coke caffeine content is 46mg. The same-sized coffee, in this case a 12-oz cup, has 140mg or more. A typical 12 fl oz (355 ml) can of diet coke contains approximately 46 mg of caffeine. · diet coke does contain caffeine, and a 12-ounce (335ml) serving contains about 42mg of caffeine. For comparison, a 12 fl oz serving of regular coca-cola contains about 34 mg of caffeine, and an 8 fl oz cup of brewed coffee contains roughly 95 mg. A 12 oz can of diet coke contains about 46 mg of caffeine, while regular coke has around 34 mg. · a 12-ounce can diet coke contains about 46 milligrams of caffeine, while regular, sugar-inclusive coke only has 34 milligrams in the same volume. That’s three to four times less than coffee! · coke and diet coke contain 32 and 42 mg of caffeine per 12 ounces (335 ml) respectively, which is lower than other caffeinated beverages like coffee, tea and energy drinks. · yes, diet coke has slightly more caffeine than regular coca-cola.
