Caffeine content: 80 mg/8.4 fl oz. Artificially flavored. The Blue Edition from Red Bull. The taste of blueberry - artificially flavored.
Carbonated Water, Sucrose, Glucose, Citric Acid, Taurine, Sodium Bicarbonate, Magnesium Carbonate, Natural and Artificial Flavors, Caffeine, Colors, Niacinamide, Pyridoxine HCl, Calcium Pantothenate, Blue 1, Vitamin B12.
Up to 400 milligrams (mg) of caffeine a day appears to be safe for most healthy adults. That's roughly the amount of caffeine in four cups of brewed coffee, 10 cans of cola or two "energy shot" drinks. Keep in mind that the actual caffeine content in beverages varies widely, especially among energy drinks.
For healthy adults, the FDA has cited 400 milligrams a day—that's about four or five cups of coffee—as an amount not generally associated with dangerous, negative effects. However, there is wide variation in both how sensitive people are to the effects of caffeine and how fast they metabolize it (break it down).
Around 700 mg is enough to create toxicity in a 150-pound adult, and it takes about 10,000 mg for caffeine to become lethal. Even though you're probably not going to die from caffeine consumption, drinking eight cups of coffee in a day is definitely going too far.
Caffeine helps to improve concentration and increase alertness. One 250-ml can of Red Bull Energy Drink contains 80 mg of caffeine.
The drink has 80 milligrams of caffeine per 8.4-ounce can, or about as much caffeine as a cup of coffee. Red Bull Summer Edition Strawberry Apricot also is made with B-group vitamins, real sugars and amino acid Taurine.
5-Hour Energy Extra Strength | 70 mg/oz
Extra Strength 5-Hour Energy boasts a whopping 70 mg of caffeine per ounce. That's fairly ridiculous.
In comparison, a 250ml can of Coke contains approximately 25mg of caffeine. To see which of our drinks contain caffeine and which are caffeine-free, check out the Nutrition Comparison tool.
If you go by the current average, 200mg of caffeine is about half of what many consider a safe amount of daily caffeine consumption. A 200mg serving size of caffeine can trigger the benefits that individuals expect from the best caffeine. 200mg of caffeine is considered safe and is not a harmful dosage level.
Red Bull comes in a small (8.4 ounces) and large (20 ounces) cans. The small can, which is more popular, contains 80 mg of caffeine. Monster Energy comes in a 16 ounce can that contains 160 mg of caffeine.
Each shot of espresso packs around 68 milligrams of caffeine. You'd need to drink 8 espresso shots to get the same serving size as a Red Bull…which would be 544 milligrams of caffeine.
Drinking energy drinks daily can lead to an increased risk of heart disease, including irregular heartbeat and high blood pressure. Dehydration: Energy drinks can contain high levels of sugar or artificial sweeteners (Sucralose and Acesulfame K.) along with caffeine, which can lead to dehydration.
For obvious reasons, there is no use in having an energy drink before bed. The amount of caffeine in these drinks can make it hard for you to fall asleep, reducing your total sleep time. Energy drinks can contain two to three times more caffeine than soda or coffee.
But sugar isn't the only thing to worry about, and that's what makes energy drinks potentially worse than soda. This fizzy drinks contain high amounts of caffeine, as well as such other stimulants as taurine, ginseng, and gaurana, according to Richter.
Most energy drinks contain 100–300 milligrams of caffeine per serving, although amounts can vary. Up to 400 milligrams of caffeine per day is considered safe for most adults. People who are pregnant or breastfeeding should limit their intake to 200 milligrams or less per day.
Caffeine is a stimulant, which means it increases activity in your brain and nervous system. It also increases the circulation of chemicals such as cortisol and adrenaline in the body. In small doses, caffeine can make you feel refreshed and focused.
“Symptoms of too much caffeine include restlessness, shakiness, rapid or irregular heartbeats, headache, irritability and insomnia,” says Dr. He. The good news is that most of these symptoms, unpleasant as they are, won't endanger your life. Cardiovascular symptoms, on the other hand, require vigilance.
Low to moderate doses of caffeine (50–300 mg) may cause increased alertness, energy, and ability to concentrate, while higher doses may have negative effects such as anxiety, restlessness, insomnia, and increased heart rate.