
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. However, there is wide variation in both how sensitive people are to the effects of caffeine and how fast they metabolize it (break it down). How much caffeine can I have in a day?įor healthy adults, the FDA has cited 400 milligrams a day-that’s about four or five cups of coffee-as an amount not generally associated with dangerous, negative effects. Teens should limit their caffeine intake to less than 100 mg per day (one 8-ounce cup of coffee or about two cans of cola). That’s equal to about four 8-ounce cups of brewed coffee or 10 cans of cola. Healthy adults shouldn’t consume more than 400 milligrams (mg) of caffeine per day. That said, the amount of caffeine in coffee is affected by several factors, including the type of coffee bean, roasting style, and serving size. Meanwhile, coffee packs around 96 mg per cup (240 mL) ( 4 ). Regular and sugar-free Red Bull contain 75–80 mg of caffeine per 8.4-ounce (248-mL) can ( 1, 2 ). As one small 8.4-ounce (260-ml) can of Red Bull provides 75 mg of caffeine, drinking more than 5 cans per day could increase your risk of caffeine overdose ( 2 ). While safe doses of caffeine vary by individual, current research recommends limiting caffeine to 400 mg per day or less in healthy adults ( 28 ). People may have heart palpitations with more than 1,000 mg. When caffeine consumption climbs to 250 to 700 mg per day, people may experience nausea, headaches, sleep difficulties or increased anxiety. Studies show that mg of caffeine (about 1 to 2 cups of regular coffee) are enough to achieve these results. How much caffeine is in a 16 oz bottle of pop? Fortunately, it comes in tiny 0.14-ounce portions. What is the highest caffeine drink?ĭigging Into the Results At 714.3 mg per fluid ounce, DynaPep has the highest caffeine content per ounce of any beverage on the market. Red Bull ( 113.5mg per 12 fl oz) Red Bull is fairly high on this list in terms of caffeine. How much caffeine dies a 12 oz Red Bull have?

There are 80 milligrams of caffeine per 8-ounce serving of Monster Energy, or 160 grams per 16-ounce can. How much caffeine is in a 16 oz cup of monster? If you grab the regular 16 oz can, most varieties will have around 160 mg of caffeine, while the large 24 oz cans have 240 mg of caffeine. How much caffeine is in most 16oz energy drinks?

