What substances are in coffee?

Coffee is a drink made from coffee beans. People often drink coffee to reduce mental and physical fatigue, enhance alertness. Drinking coffee is also used to prevent Parkinson's disease, dementia and many other diseases but there is no good scientific evidence to support many of these uses.

Determining whether the substances in coffee are healthy depends largely on how you interpret the word "healthy". If your aim is to enjoy a satisfying drink that is low in calories, carbohydrates and fat, then a cup of plain black coffee is definitely right for you.
Nutrition information provided by the United States Department of Agriculture shows that, 01 cup (270g) of black coffee without cream or sugar contains:
Calories: 1 Fat: 0g Sodium: 6mg Carbohydrate: 0g Fiber: 0g Sugar : 0g Protein: 0.3g When using coffee you need to be careful, just add other ingredients such as milk, flavoring, syrup, sugar and whipped cream, then a cup of coffee can contain many calories. and fat like an extra-large slice of cake.
For example, a 16-ounce Starbucks Java Chip Frappuccino drink contains no less than 430 calories with 12 grams of saturated fat and 72 grams of carbs. This drink has the nutritional value of 18 Chips Ahoy chocolate chip cookies.
While this may suggest that a plain cup of coffee without milk or other additives is good for you, it's really only "good" if it doesn't add any calories.
Nutritional Value of Cappuccino
12-ounce serving: 10 grams of carbs, 80 to 120 calories depending on dairy intake 16-ounce serving: 15 grams of carbs, 100 to 180 calories 20-ounce serving: 17 grams of carbs, 130 to 210 calories Latte Nutritional Value
12-ounce serving: 16 grams carbs, 120 to 200 calories 16-ounce serving: 21 grams carbs, 160 to 260 calories 20-ounce serving: 27 grams carbs, 210 to 340 calories Value Mocha's nutrition
12-ounce serving: 28 to 37 grams of carbs, 170 to 358 calories 16-ounce serving: 33 to 42 grams of carbs, 210 to 433 calories 20-ounce serving: 43 to 56 grams of carbs, 260 to 490 calories Coffee contains a number of essential nutrients and is extremely high in antioxidants. A typical 8-ounce (240-ml) cup of coffee contains:
Vitamin B2 (riboflavin): 11% DV (Daily Value, DV) Vitamin B5 (pantothenic acid): 6% DV Vitamin B1 (thiamine): 2% DV Vitamin B3 (niacin): 2% DV Folate: 1% DV Manganese: 3% DV Potassium: 3% DV Magnesium: 2% DV Phosphorus: 1% DV Percentage Statistics The nutrition in coffee may not be too much, but try multiplying it by the number of cups you drink each day, you will see that coffee can add a significant portion of your daily nutrition to your body.

Coffee is a complex mixture of more than a thousand chemical constituents. The cup of coffee you order at the bar may be different from the coffee you make at home. What determines the composition of a cup of coffee includes the type of beans used, how it is roasted, the amount of ground coffee, and how the coffee is brewed. People's responses to coffee or caffeine can also vary considerably. Low to moderate doses of caffeine (50–300 mg) can increase alertness, energy, and ability to focus, while higher doses can have negative effects such as anxiety, restlessness, loss of consciousness, and anxiety. sleep and increase heart rate.
2.1 Cancer Coffee can affect the progression of cancer, from the beginning of cancer cell formation to cell death. For example, coffee can stimulate bile acid production and speed digestion through the colon, which in turn may reduce the amount of carcinogens that colon tissue is exposed to. Various polyphenols in coffee have been shown to prevent cancer cell growth in animal studies. Coffee has also been linked to reduced levels of estrogen, a hormone that has been linked to some types of cancer. Caffeine itself can interfere with the growth and spread of cancer cells. Coffee also reduces inflammation, which is a risk factor for many cancers.
2.2 Type 2 Diabetes Although drinking caffeine can raise blood sugar levels in the short term, long-term studies have shown that people who regularly drink coffee have an increased risk of developing type 2 diabetes. lower than those who did not drink. The polyphenols and minerals like magnesium in coffee can improve the efficiency of insulin and glucose metabolism in the body.

2.3 Depression The natural polyphenols found in decaffeinated and decaffeinated coffee may act as antioxidants to reduce damaging oxidative stress and cell inflammation. It may have neurological benefits in some people and act as an antidepressant. Caffeine affects mental states such as increased alertness and attention, decreased anxiety, and improved mood. Drinking a moderate amount of caffeine less than 6 cups of coffee per day is associated with a reduced risk of depression and suicide. However, in some cases in sensitive individuals, high caffeine intake can increase anxiety, restlessness, and insomnia. Stopping caffeine suddenly can cause headaches, fatigue, anxiety, and low mood for a few days and can last up to a week.
2.4 Gallstone disease Many experts believe that caffeine or ingredients in coffee can prevent the formation of gallstones. The most common type of gallstone is made up of cholesterol. Coffee can prevent cholesterol from forming crystals in the gallbladder. It can stimulate contractions in the gallbladder and increase the flow of bile so that cholesterol does not build up.

Coffee is a beverage with many health benefits, but overdoing it with coffee and other fats is not really good and can increase the risk of many other diseases. . Therefore, you should consider that if necessary, you can go to Vinmec International General Hospital for medical advice and the best advice.

Source: hsph.harvard.edu - verywellfit.com