Mountain dew caffeine 20 oz. This makes it a milder option for those sensitive to caffeine’s effects. Nutrition information for custom cup sizes and ice amounts are approximate values based on FDA rounding rules. This level of caffeine is relatively moderate when compared to other caffeinated beverages, making it a popular choice for those seeking a low-calorie option with a caffeine boost. Sep 1, 2025 · There is 91 mg of caffeine in a 20 oz. A 12oz serving of black tea still has more caffeine than Mountain Dew at around 63mg, but it’s not nearly as much as coffee. Sep 5, 2024 · Most healthy adults can safely consume up to 400 milligrams of caffeine, or seven 12 oz cans of Mountain Dew, daily. Keep in mind that this varies from person to person, as age, gender, and underlying medical conditions can impact caffeine tolerance. . This is more than double how much caffeine is in a can of Mountain Dew with less than double the drink amount. Mountain Dew bottle. May 17, 2023 · Wondering how much caffeine is in Mountain Dew? Check out the caffeine content for different flavors and see how it compares to other drinks. Energy drinks, such as Red Bull and Monster, often boast significantly higher caffeine levels than Mountain Dew. Actual nutritional values will vary based on cup fill level, type and precise amount of ice, and fountain equipment performance. May 12, 2025 · In summary, a 20 oz serving of Diet Mountain Dew contains approximately 91 milligrams of caffeine. Therefore, a 20-ounce Mountain Dew contains considerably less caffeine than most cups of coffee. Mar 29, 2025 · Comparing Mountain Dew to coffee at 54mg of caffeine 12oz per serving, coffee dominates it with a whopping 136mg of caffeine. irfke ufxd pmrfx rhgq prlp aigy zrjug zkqhw dhvnf qgat