Dry red wine refers to red wine in which the sugar in the raw material (grape juice) is completely converted into alcohol after brewing, and the residual sugar is less than or equal to 4.0g/L.. There are white wine, red wine and pink wine by color.

Dry red wine Red wine contains three nutrients needed by human body to maintain life activities: vitamins, sugar and protein. Glucose is an indispensable nutrient for human beings to maintain life and keep fit, and it is also the main source of human energy. There are 24 kinds of amino acids in wine, which are indispensable nutrients for human body. There are also many organic acids in wine, such as grape acid, citric acid and malic acid, which mostly come from grape juice. They can effectively regulate the nerve center, relax muscles and promote blood circulation, and are indispensable nutrients for mental and manual workers. Dry red wine also contains vitamins such as Ve, Vb and VB2, and minerals such as calcium, magnesium, iron, potassium and sodium.

Dry red wine contains many substances beneficial to human health, which have the effects of stimulating appetite, nourishing the body, helping digestion, losing weight and beautifying. Therefore, many people go to buy dry red wine, and now many wine merchants will use pigment and alcohol to blend as dry red wine in order to increase profits. So how can people who don't understand red wine identify this "pigment wine"? Here is a simple identification method for you. Spread a clean white napkin on the table, shake the bottle containing "dry red wine" a few times, and then pour a little wine on the paper. If the red color of the wine poured on the paper is not evenly distributed on the paper, or sediment appears on the paper, then the so-called "dry red wine" is "pigment wine".