How Much Coffee Is Too Much Coffee? (2024)

FAQs

How Much Coffee Is Too Much Coffee? ›

For healthy adults, the FDA has cited 400 milligrams a day—that's about four or five cups of coffee—as an amount not generally associated with dangerous, negative effects.

The Food and Drug Administration recommends people cap their daily caffeine intake at 400 milligrams, or about four or five 8-ounce cups of coffee.

In general, a tablespoon of coffee equals approximately 10.6 grams. So, for a cup of coffee, you will want to use 1 ½ to 2 tablespoons of coffee grinds. We're not talking about instant coffee crystals, but grounds from actual coffee beans. If you are using scoops, you'll want the scoop to be equal to 2 tablespoons.

Research published in December 2022 in the Journal of the American Heart Association, found that drinking two or more cups of coffee a day may double the risk of death from cardiovascular disease among people with severe high blood pressure (160/100 mm Hg or higher).

Consumption of 200 milligrams of caffeine doesn't cause any significant harmful effects in healthy people. However, a variety of factors can influence that number, including pregnancy, use of other drugs and sleep deprivation. Pregnant women are recommended not to take more than 200 mg of caffeine per day.

You drink more than 4 cups of coffee a day

You may want to cut back if you're drinking more than 4 cups of caffeinated coffee a day (or the equivalent) and you have side effects such as: Headache. Insomnia. Nervousness.

“Although further studies are needed to identify the best amount, in general, consuming less than or equal to 400 milligrams of caffeine a day, or about four or five cups, is what we'd recommend,” Dr. Zahn says.

Take It Black. The easiest way to make your coffee healthier? Take it without adding sugar or cream. Both of those are loaded with empty calories, while a plain cup of black coffee actually has close to zero.

Caffeine is possibly unsafe when used for a long time or in doses over 400 mg daily. Caffeine can cause insomnia, nervousness, restlessness, nausea, increased heart rate, and other side effects. Larger doses might cause headache, anxiety, and chest pain.

Results: Recent (2000-2021) studies have shown that regular coffee consumption is associated with a decreased risk of developing hypertension, heart failure, and atrial fibrillation.

Is coffee bad for the kidneys? ›

Most studies show that coffee has protective effects on the kidneys, thanks to antioxidants. Drinking coffee is associated with: A lower risk of developing chronic kidney disease (CKD) Better kidney function (the kidney is less likely to lose protein in the urine)

It should be safe for you to drink coffee if you have a liver condition. There is some evidence that it can slow down the progress of liver disease in some people. Some research found that people were less likely to die of liver disease or to develop cirrhosis if they drank coffee.

People are generally advised to not drink too much coffee because caffeine can raise blood pressure. However, coffee also contains certain compounds which can lower blood pressure. This study provides evidence that moderate coffee consumption could be safe for those with hypertension.

“For most people, moderate coffee consumption can be incorporated into a healthy diet.” Hu said that moderate coffee intake—about 2–5 cups a day—is linked to a lower likelihood of type 2 diabetes, heart disease, liver and endometrial cancers, Parkinson's disease, and depression.

co*ke's caffeine content is 34mg for a 12-oz can, and Diet co*ke caffeine content is 46mg. That's three to four times less than coffee! The same-sized coffee, in this case a 12-oz cup, has 140mg or more.

While 4–5 cups per day may be optimal, many people can tolerate more than that without any problems. If you like drinking a lot of coffee and don't experience side effects, there's no reason to stop drinking it.

Some people find that drinking more than 4 or 5 cups of coffee can induce various side effects. Headaches, nervousness, irritability, urination issues, fast heartbeat, muscle tremors and stomach issues can all appear.

Regular use of more than 600 mg of caffeine a day might cause long-term effects such as sleep problems, thinning of bones and fractures, more anxiety, and stomach acidity. It can also increase blood pressure, and if you already have high blood pressure, it can get worse.

Drinking two to five daily cups of coffee may protect against heart disease, diabetes, and some cancers, but too much can cause problems like anxiety, nervousness, and insomnia.