Beans can make a difference – standard robusta beans are higher in caffeine than arabica beans, for example,” says Nelson. “But there are other factors – roasting actually breaks down caffeine, so in general darker roasts will have a lower caffeine content. But even when outlets try to control for beans, brewing method and so on, the variability in caffeine content is still quite high.

Revered for its taste and aroma around the world, coffee is consumed for its stimulating effects, which increases energy levels, mood, and alertness ( 1, 2). This popular drink has a surprising 42mg of caffeine per bottle. Like soft drinks, it’s also high in sugar, which adds to its great taste but might interfere with your sleep. It’s best to avoid Snapple if you’re aiming for a full 8 hours of restful sleep. Does Orange Juice Have Caffeine? And even sugar-free fizzy drinks are still acidic (because of the carbonation) which can damage your teeth.However, studies have observed mixed results, and some people may experience negative side effects at intakes of less than 400 mg per day ( 2, 4).

Whether caffeine also enhances creativity is a different question, however, and there’s some reason to doubt that it does. Caffeine improves our focus and ability to concentrate, which surely enhances linear and abstract thinking, but creativity works very differently. It may depend on the loss of a certain kind of focus, and the freedom to let the mind off the leash of linear thought. The caffeine and sugar content of energy drinks is high. In fact it is often higher than in soft drinks. The levels of caffeine in energy drinks vary between brands, so it is important to read the label before having them This is where those other biologically active compounds come in. It’s also where the science becomes less clear. A few people suggest that excess intake may be linked to increased cancer risk or heart problems, while others say a few cups a day is fine. A 2014 review study found that along with drinking regular coffee, drinking decaf coffee may reduce your risk of developing type 2 diabetes ( 7). Healthline has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. We avoid using tertiary references. You can learn more about how we ensure our content is accurate and current by reading our editorial policy.While these drinks are unlikely to ever be a healthy option, you can ask for changes to cut down on the calories, saturated fat and sugar. Ask for drinks to be made with low-fat milk and sugar-free syrups and avoid marshmallows on top. Keep whipped cream on top for an occasional treat and ask for a small amount rather than the regular serving.