Tag: Brewed coffee caffeine

According to the U.S. Food and Drug Administration (FDA), most healthy adults can safely consume up to 400 milligrams of caffeine per day. Understanding how this translates into actual grams of coffee is essential for managing your intake, as the amount can vary greatly depending on the brewing method and type of bean used.

According to the U.S. Food and Drug Administration, most healthy adults can safely consume up to 400 milligrams of caffeine a day. A regular strength 5-Hour Energy shot contains 200mg of caffeine, the same as an 8-ounce cup of premium brewed coffee. So what has more caffeine, coffee or 5-Hour Energy? The answer depends heavily on serving size and preparation.

According to the USDA, an average brewed coffee contains approximately 11.8 mg of caffeine per fluid ounce. However, this figure is a simple average that masks a wide range of variability, depending significantly on the brewing method and preparation.

On average, a standard cup of brewed coffee contains more caffeine than the same amount of instant coffee. This might surprise coffee drinkers who find instant varieties stronger, but the caffeine difference depends on multiple factors when comparing brewed or instant coffee.

While tea leaves can contain a higher concentration of caffeine than coffee beans by weight, a standard brewed cup of coffee almost always has more caffeine than a cup of tea due to brewing methods and ratios. A regular 8-ounce cup of coffee can have over double the caffeine of black tea, while green tea has even less.

A standard 8-ounce cup of brewed coffee contains approximately 95 mg of caffeine, while a 12-ounce can of Diet Coke contains just 46 mg, making coffee the clear winner in the caffeine category. The substantial difference means your morning coffee provides a far more potent and sustained energy boost than any standard diet soda. This guide breaks down the science behind the numbers to help you understand the key differences.