In general, coffee may have more caffeine per 8-ounce cup than a standard 12-ounce can of regular cola — which has around 12 milligrams of caffeine, according to the USDA — depending on how the coffee was brewed. Green tea, on the other hand, has less caffeine than coffee or soda.Which beverages have the highest level of caffeine?
An 8.2-ounce container of Red Bull has the highest amount of caffeine at 80 milligrams. Other soft drinks containing a large amount of caffeine include Jolt Cola, Pepsi One, Mountain Dew, Mountain Dew Code Red and Diet Mountain Dew.What drinks contain caffeine?
Energy drinks, such as Red Bull and Monster, contain high levels of caffeine, which is a stimulant. They have become increasingly popular over the last 20 years, especially with young people, with many clubbers mixing them with alcohol.How much caffeine are you really drinking?
Up to 400 milligrams (mg) of caffeine a day appears to be safe for most healthy adults. That's roughly the amount of caffeine in four cups of brewed coffee, 10 cans of cola or two "energy shot" drinks.