5 cans of energy drinks (8.5 oz per can, with 80 mg of caffeine). 10 cans of cola (12 oz per can, with 37 mg of caffeine). The list of foods with natural or added caffeine is quite long.

Speaking on behalf of Coffee Friend, Nichola Ludlam-Raine, a nutritionist and author of How Not to Eat Ultra-Processed, explained that the optimum time to have your first coffee of the day is ...

For me, I always brew at least 10 ounces of coffee when making coffee at home. The 95 mg average applies only to regular drip coffee, but it’s also good to know how much caffeine is in the other ...

10. It will take several minutes for your sample to completely ... Using the caffeine calibration curve above, determine the caffeine concentration (mg/mL) that corresponds to your beverage’s adjusted ...