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Aside from the add-ins, drinking decaf coffee may also be an option for many people. Decaf coffee, however, is not completely caffeine-free and actually contains varying amounts of caffeine ...
For people avoiding caffeine, decaf coffee seems like a harmless option. But some health advocacy groups that argue otherwise are petitioning the US Food and Drug Administration to ban a key ...
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The health effects of coffee include various possible health benefits and health risks. [1]A 2017 umbrella review of meta-analyses found that drinking coffee is generally safe within usual levels of intake and is more likely to improve health outcomes than to cause harm at doses of 3 or 4 cups of coffee daily.
Since 2020, Caffeine-Free Coca-Cola has been difficult to find in stores, both in cans and 2-liter bottles. The explanation given by various non-official sources is that it is due to a shortage of aluminum cans caused by the 2021–2023 global supply chain crisis .
In another study of popular brands of decaf coffees, the caffeine content varied from 3 mg to 32 mg. [22] In contrast, a 237 ml (8 ounce) cup of regular coffee contains 95–200 mg of caffeine, [23] and a 355 ml (12 ounce) serving of Coca-Cola contains 36 mg. [24]
Caffeinated coffee showed a reduction of risk of cancer in the oral cavity and pharynx in one U.K. study. But, the risk was only lowered with about four cups of coffee per day.
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]