From the Guidelines
Consuming 700mg of caffeine is extremely hazardous and can lead to severe health complications, including life-threatening conditions. This amount significantly surpasses the recommended daily limit of 400mg for healthy adults, as suggested by the Dietary Guidelines for America 1. At such a high dose, individuals are likely to experience severe side effects, including:
- Rapid or irregular heartbeat
- High blood pressure
- Severe anxiety
- Panic attacks
- Insomnia
- Tremors
- Dizziness
- Headaches
- Dehydration
- Digestive issues like nausea or diarrhea
- In extreme cases, seizures
According to 1, the European Food Safety Authority advises that even pregnant women should limit their caffeine intake to 200mg daily, highlighting the potential risks associated with high caffeine consumption. The body's liver processes caffeine, and an amount as high as 700mg would overwhelm this system, prolonging the duration and intensity of the effects. This quantity of caffeine is equivalent to approximately 7 cups of coffee or 8-9 energy drinks consumed simultaneously, which is an alarming amount considering the typical caffeine content in these beverages 1. If someone has consumed this much caffeine and is experiencing concerning symptoms like chest pain, severe heart palpitations, or confusion, it is crucial to seek medical attention immediately. For those who regularly consume high amounts of caffeine, it is recommended to gradually reduce intake to avoid withdrawal symptoms, including headaches and irritability 1.
From the Research
Effects of Consuming 700mg of Caffeine
- The consumption of 700mg of caffeine exceeds the recommended daily intake of 400mg for healthy adults, as stated in the study 2.
- This high dose of caffeine may lead to adverse effects such as general toxicity, cardiovascular effects, and changes in behavior, although the study 2 does not specifically address the effects of consuming 700mg of caffeine.
- Caffeine overdose can occur when consuming extremely high amounts, and nurses should be able to recognize the signs and symptoms of caffeine overdose, as discussed in the article 3.
- A case study 4 reported a patient with type 1 diabetes who developed acute severe diabetic ketoacidosis following ingestion of an energy supplement containing caffeine, highlighting the potential risks of high caffeine consumption, especially for individuals with pre-existing medical conditions.
- Experimental data 5 suggest that caffeine may lower the convulsive threshold in experimental models of epilepsy or induce seizure activity in high doses, although the study does not specifically address the effects of consuming 700mg of caffeine.
- The interaction between caffeine and other substances, such as diazepam, can produce antagonistic effects, as observed in a study 6 that examined the behavioral and subjective dose effects of diazepam and caffeine in humans.