This is how much caffeine is in a cup (250ml) of black coffee, latte, energy drink, black tea, green tea and cola: Latte: 113-280mg. Instant coffee with one teaspoon: 60-70mg. Black tea: 30-50mg. Green tea: 30-50mg. Caffeine poisoning can happen with 1,200 milligrams of pure caffeine, according to the FDA. That is less than half a teaspoon of caffeine in powder form. Other, more-common issues people have reported after drinking caffeinated drinks are trouble sleeping, loose stools and upset stomach. Overall, water is probably your best bet to stay hydrated. (For comparison, a 12-oz. can of cola contains about 35 mg of caffeine, and an 8-oz. cup of coffee contains about 100 mg.) Energy drinks also may contain other ingredients such as guarana (another source of caffeine sometimes called Brazilian cocoa), sugars, taurine, ginseng, B vitamins, glucuronolactone, yohimbe, carnitine, and bitter orange. 160 milligrams. Now that you’ve seen how much caffeine is in the different flavors of NOS Energy Drinks, let’s take a look at how the brand compares to other caffeinated beverages out there. Bang Energy. 300 milligrams. Reign Total Body Fuel. 300 milligrams. Starbucks Triple Shot Energy. And while your favorite drink may not have 400 mg of caffeine in it like the participants in the study mentioned above, you may be surprised just how much caffeine is in some common beverages. Be sure to check the label to determine how much caffeine is in your beverage. . 457 483 183 292 432 213 53 122

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