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Energy drinks vary wildly, but often fall within the range of 70 to 200 mg per serving. The source of the caffeine itself also depends on the brand, and it can ultimately impact the nutritional ...
One expert cautions how much you should indulge in energy drinks—if at all. ... While the long-term effects are unknown, Kitchen says that these artificial sweeteners can lead to an upset ...
When consumed in moderation, caffeine can have many beneficial effects. However, over the course of several years, chronic caffeine consumption can produce various long-term health deficits in individuals. Among these, rodent studies have suggested caffeine intake may permanently alter the brain's excitability. [23]
The caffeine in these drinks either originates from the ingredients used or is an additive derived from the product of decaffeination or from chemical synthesis. Guarana, a prime ingredient of energy drinks, contains large amounts of caffeine with small amounts of theobromine and theophylline in a naturally occurring slow-release excipient. [245]
The caffeine content of cola drinks and most energy drinks can be difficult to determine, because in many cases the labels do not indicate the dose per serving. Caffeine doses in these beverages range from 20 to 30 mg in some soft drinks, up to 350 mg or more in some energy drinks.
Put down that caffeinated energy drink. A Norwegian study of 53,000 people published in BMJ Open has linked energy drinks to insomnia and poor-quality sleep, and you don’t have to be downing one ...
Caffeine dependence can cause a host of physiological effects if caffeine consumption is not maintained. Commonly known caffeine withdrawal symptoms include headaches, fatigue, loss of focus, lack of motivation, mood swings, nausea, insomnia, dizziness, cardiac issues, hypertension, anxiety, and backache and joint pain; these can range in severity from mild to severe. [18]
Rival products like Anheuser Busch InBev-backed Ghost energy drinks and Kim Kardashian's “Kimade” energy drink also have 200 mg of caffeine. Competitor Monster Energy contains 150 mg of caffeine.