The major ingredient in the numerous energy drinks is caffeine, mixed along with other caffeine –like chemicals such as guarana, taurine , as well as several other psychoactive ingredients.
Caffeine is usually the main added ingredient in energy drinks. It is a stimulant and these drinks generally contain around 80 to 100 mg preserving.
Sugar of often present in high quantities or it may be replaced with sugar-free sweeteners in ‘diet’ versions. Many energy drinks contain 50 t 60 grams of glucose or sucrose in a 16 ounce can.
Guarana is an South American shrub. One seed has a caffeine content of 4 to 5 percent , while a coffee bean has 1 to 2 percent. The amount of guarana in a 16 ounce energy drink ranges from a minuscule 1.4 mg to as much as 300 mg.
Taurine is produced in the liver and in the brain where to serves as an inhibitory neurotransmitter exerting neuroprotective effects against excitotoxic agent and oxidative stress such as those released during an ischemic episode.
The scientific community has not thoroughly studied the effects of combining the ingredients in many energy drinks. Researchers don’t precisely know what effect an energy drink will have on your heart, blood pressure nervous and perception of fatigue and pain during training.
For most part energy drinks contain considerably higher concentrations of caffeine than coffee or tea or soft drinks such as Coca-Cola, Pepsi-Cola or even Mountain Dew.
Many energy drinks are carbonated, which most endurance athletes find intolerable. During strenuous long term aerobic exercise, carbonated beverages often lead to nausea or other stomach problems.
Ingredients in energy drinks
