Tobe safe, consult a medical professional before drinking any energy drinks with high caffeine levels. Sugar Content and Old Age The American Heart Association recommends should only consume 36g of sugar (150 calories) daily while women should consume 25g per day (100 calories). Hence while on a keto diet, sugar-free, low-calorie, and no-carb energy drinks are more suitable. As mentioned above in this article, caffeine also appears to be beneficial for ketogenic diets. That’s good news if you enjoy energy drinks. However, some energy drinks have crazy-high amounts of caffeine, while others have a moderate dose. Notall drinks labeled sugar-free are indeed sugar-free. Most contain sugar and ingredients that are bad for your health. So, if you are wondering if sugar-free energy drinks are bad for you, keep reading. RedBull Sugar Free 8.3 1 0 80 10 Rockstar Energy Drink 8 2 30 80 130 Rockstar Juiced 8 2 21 80 90 Wired 294 Caffeine 8 2 26 147 100 Note: This table does not include amounts of other stimulants found in energy drinks that can enhance the effects of caffeine. There are many unusual ingredients in energy drinks. What do they claim to do? AreSugar-free Products Completely Safe for Your Teeth? Sugar-free Drinks . We all know that regular soft drinks are high in sugar content. Sugar hurt teeth by feeding decay-causing bacteria in the mouth. Acidity of energy drinks was found to be two times higher than it was for sport drinks. Most energy drinks, with a pH of roughly Evena drink labeled ‘sugar-free’ or ‘zero-calorie’ is likely to contain sweeteners. An Irish study found that some energy drinks can contain up to 17 teaspoons (69g) sugar in a single 500ml can, and contain as much caffeine as two espresso shots (source: SafeFood EU). Yes even people with diabetes can consume sugar-free energy drinks. It is okay for diabetics to consume sugar-free energy drinks because they contain artificial sweeteners rather than sugar. Since artificial sweeteners have no effect on blood glucose levels, drinking sugar-free energy drinks will not harm your health. XSEnergy Drink contains 80mg of caffeine, 10 calories, and zero sugar. It seems like a pretty decent amount of caffeine to me. It also doesn’t contain added guarana, which means no added caffeine content either. XS also has two YYh71Z.