How much of your favorite drink is too much? How much is deadly?
Coffee drinker? Use the coffee calculator to show the optimum amount of coffee you should drink.
What’s my daily safe maximum?
For a single dose, health authorities recommend consuming no more than 200 mg of caffeine at one time.
However, this depends on your weight – calculate your safe limits by weight.
Recommendations for caffeine levels are for those 18 years of age or over. Caffeine recommendations are much lower for children and teens.
What are the most popular caffeinated drinks?
We don’t track usage on this calculator.
However, based on visits to the site in general, the most popular are Red Bull, Monster, Coca-Cola Classic, Mountain Dew, Coffee (brewed), Espresso Coffee, Dr Pepper, Rockstar, and Diet Coke.
Do any foods contain caffeine?
Many foods contain caffeine. They are not included in the calculator.
Can caffeine really kill you?
Yes. Caffeine can be lethal with a high enough dosage, and you can get very sick from over-consuming caffeine.
People have died from over-consuming caffeine (especially when other health issues are present). Please be very careful; caffeine is a drug.
What’s the time frame for a lethal dose?
A lethal dose is based on the LD50 for caffeine and the amount of caffeine that must be in your system at one time.
Consuming too much caffeine?
Overdosing on caffeine can make you very sick. Do not be stupid. You should see your medical professional if you have any concerns about your caffeine consumption.
The contents of the Caffeine Informer site should not be construed as medical advice or information, and the owners of the site take no liability for the caffeine consumption of individuals using the site.