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12 July 2020

Red Wine: Is It Useful? Is it harmful?

The health benefits of red wine are still being discussed from time to time.

Many believe that one glass a day is an important part of a healthy diet, while others believe that wine is valued more than necessary.

Research has often shown that consumption of moderate red wine reduces the risk of many diseases, including heart disease.

However, there is a fine line between moderate consumption and over-consumption. This article addresses the good and bad effects of red wine and red wine on health.

What is Red Wine and How is It Made?


Red Wine: Is It Useful? Is it harmful?

Red wine is made by crushing and fermenting all dark grapes.


Red wine has many different colors and flavors. Common varieties are Shiraz, Merlot, Cabarnet Sauvignon, Pinot Noir and Zindafel.

The alcohol content is usually in the range of -15.

A moderate consumption of red wine is thought to be beneficial to health. In fact, this is because red wine contains a high amount of antioxidants.

Red wine is also believed to contribute to mental health. (1).

Result: Red wine is made by crushing and fermenting dark grapes. It is rich in antioxidants and consuming a moderate amount of red wine is beneficial to health.

French Paradox

Red Wine: Is It Useful? Is it harmful?
Red wine is mostly “French Paradox”Is believed to be responsible for.

This term implies that the French suffer from heart disease, although they consume high amounts of saturated fat and cholesterol. (2).

Some experts believed that red wine is a factor that protects the French from these harmful nutrients.

However, new studies show that when cholesterol and saturated fat are consumed in a reasonable amount, they do not cause heart disease (3,4).

The real reasons behind the French being healthy are that they consume less processed foods more and generally keep their quality of life higher.

Result: Some people believe that red wine is responsible for the good health of the French, and this is the main explanation of the French Paradox.

Red Wine Contains Strong Plant Ingredients and Antioxidants Like Resveratrol

Red Wine: Is It Useful? Is it harmful?

Grapes are rich in antioxidants. Some of those resveratrol, catechinepicatechin and proantosiyadin daysd. (5).

These antioxidants, especially resveratrol and proanthocyanin, are believed to be responsible for the health benefits of red wine.

Proanthocyanidins can reduce oxidative damage in the body. It can also prevent heart disease and cancer (6,7,8).

Resveratrol is located on the outer surface of the grape. It is produced from some plants as a treatment for damage and wounds.  

This antioxidant has been associated with many health benefits, such as fighting inflammation and blood clotting, as well as reducing the risk of heart disease and cancer. Resveratrol can also ensure that test animals live longer (10,11,12).

However, the amount of resveratrol in red wine is very low. To reach the rate of use in animal studies, you need to consume several bottles every day. This is not recommended for obvious reasons (13,14).

If you are drinking wine only because it contains resveratrol, it may be a better idea to take it from a supplement rather than wine.

Result: Powerful plant components in red wine are associated with many benefits to health, such as reduced inflammation, reduced risk of heart disease and cancer, and prolonged life.

Red Wine May Reduce Risk of Heart Attack, Stroke and Early Death

Red Wine: Is It Useful? Is it harmful?

A reasonable amount of red wine is much more beneficial than other alcoholic beverages. (5,15,16).

A description of the relationship between wine consumption and heart disease J curve seems to be.

People who drink an average of 150 ml of red wine a day have a risk of getting about less sick than those who do not.

More consumption, however, dramatically increases the risk of heart disease (14,17).

Drinking reasonable red wine can help keep good HDL cholesterol, reducing the risk of heart disease. Oxidative damage and "bad" LDL can also reduce cholesterol up to .18,19,20,21).

Some studies show that people who are at higher risk of developing heart disease, such as the elderly, should pay more attention to consuming a moderate amount of wine (22).

What's more, drinking 1-3 glasses of red wine a day 3-4 days a week can reduce the risk of stroke in middle-aged men (23,24).

One study shows that drinking 2-3 glasses of alcohol-free red wine a day can slow blood pressure (25).

Those who drink a moderate amount of red wine are at a lower risk compared to those who do not drink or drink beer to get sick (22,26,27,28,29,30).

Result: 1-2 glasses of red wine a day can reduce the risk of heart disease and stroke, and consuming it in high amounts may increase the risk.

Other Health Benefits of Drinking Red Wine

Red wine has been associated with many other health benefits. The reason for this is that there are strong antioxidants in the wine.

Red Wine: Is It Useful? Is it harmful?
Red wine consumption has been associated with:
  • Cancer risk reduction: Reasonable wine consumption, colon, basal cell, ovarian, prostate cancer, etc. has been associated with a reduced risk of many types of cancer (31,32,33,34).
  • Decreased risk of dementia: Drinking 1-3 glasses of wine a day has been associated with reduced risk of dementia and Alzheimer's disease (35,36).
  • Reduced risk of depression: In a study with middle-aged and older people, it was observed that those who drink 2-7 glasses of wine a week are less likely to get depressed (37,38).
  • Decreased insulin resistance: Drinking 2 glasses of alcoholic or non-alcoholic red wine regularly for 4 weeks can reduce insulin resistance (39,40).
  • Reduced risk of type 2 diabetes in women: Metered red wine consumption reduces the risk of developing type 2 diabetes in women (41).

Obviously, a moderate consumption of red wine may benefit you. However, it is also necessary to consider some of its negative effects. These are discussed below.

Result: Metered red wine consumption can reduce the risk of many diseases, such as various cancers, dementia, and depression. It can also increase insulin sensitivity and reduce the risk of developing type 2 diabetes in women. 

Negative Effects of Drinking Too Much Alcohol

Red Wine: Is It Useful? Is it harmful?

While a moderate amount of red wine benefits health, consuming too much alcohol can cause harmful consequences. 


  • Alcohol addiction: Drinking alcohol regularly may become uncontrolled and cause alcoholism (42).
  • Liver cirrhosis: When more than 30 grams of alcohol (about 2-3 glasses of wine) are consumed every day, the risk of developing liver disease increases. The final stage of liver disease called cirrhosis is life threatening and even fatal (43).
  • Increased risk of depression: Alcoholics are at higher risk of depression compared to those who drink moderate amounts or never.
  • Getting fat: Red wine, beer or sugary soft drinks It contains 2 times more calories than. Therefore, excessive consumption, high calorie intake can cause you to gain weight (45,46).
  • Increased risk of death and disease: Drinking too much wine can increase the risk of diabetes in men, even just 1-3 days a week. High alcohol consumption also increases the risk of premature death (21,41,47).

Result: Excessive consumption of alcoholic beverages can cause alcohol dependence, liver cirrhosis, and weight gain. It can also increase the risk of depression and premature death.

Should You Drink Red Wine? If yes, how much?

Red Wine: Is It Useful? Is it harmful?

If you like to drink red wine, you don't have to worry unless you exceed the recommended amount.

In Europe and America, measured red wine consumption is stated as follows (48,49) :

  • 1-1.5 cups per day for women
  • 1-2 cups a day for men

Some sources also recommend spending 1-2 days without alcohol every week.

Remember that this amount total shows alcohol consumption. To other alcoholic beverages in addition drinking this amount of red wine can easily put you in the over-consumption range.
If you have a history of substance abuse and alcohol abuse, then you should completely avoid wine and other alcoholic beverages. You should also be very careful if you have alcoholism in your family history.

Result: Measured red wine consumption is indicated as 1-2 glasses per day. It is also recommended to spend at least 1-2 days a week without alcohol.


Although red wine is beneficial for health as long as it is consumed in moderation none it cannot cause alcohol consumption.

There are many other effective ways to improve your health that won't require you to consume anything that could be harmful (50).

But at present If you drink red wine, then there is no reason to quit (unless you miss the measure).

If you do not drink more than 1-2 glasses a day, it will not have a negative effect, on the contrary, it is good.



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