Research
Hormonal
Indiscriminate use of energy drinks, particularly consuming more than one serving per day, may lead to adverse events and harmful side effects.
Do not consume more than one serving of an energy drink per day. If you need more caffeine, consider other sources or spacing them out, but be aware that high consumption increases the risk of adverse side effects. Consult a physician if you have any pre-existing health conditions.
GoodRefutesHIGH confidence
Indiscriminant use of ED or ES, especially if more than one serving per day is consumed, may lead to adverse events and harmful side effects.
Why this rating
Based on the systematic review of literature regarding safety.
Source
International Society of Sports Nutrition position stand: energy drinks
Bill Campbell et al. · Journal of the International Society of Sports Nutrition · 2013
DOI 10.1186/1550-2783-10-1
narrative_reviewCited 196×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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