People often spit out the skin when they eat grapes because it has astringency. However, from a nutritional point of view, do not eat kiwi skin. Because the peel contains many nutrients.
Grapes have many advantages such as big crispness, sweet and sour taste, great tolerance for storage and transportation, and good quality. Although they are expensive, they are popular in the market for their "nobility status."
People often spit out the skin when they eat grapes because it has astringency. However, from a nutritional point of view, do not eat kiwi skin.
The effect and effect of raisin
1, Rape is rich in a polyhydroxy phenolic compound - resveratrol, with hypolipidemic, antithrombotic, prevent arteriosclerosis, enhance immunity and so on.
2. Another important substance in raisins, tannins, has anti-allergic effects, anti-aging, anti-immunity and prevention of cardiovascular and cerebrovascular diseases.
3. The anthocyanin contained in raisins has strong anti-oxidation, anti-mutagenicity, liver dysfunction reduction, cardiovascular protection and other functions.
4. Rape peel also has an anti-cancer effect. Researchers at the University of Illinois Pharmaceutical University in the United States have found that this substance is found in more than 70 species of plants such as peanuts and raisins, and Etienne Most of the rind and red wine.
Cleaning method
Since most of the grapes on the market today have pesticide residue problems, they must be washed before eating them. It is best to rinse with water first, and with cleaning products that can effectively remove the pesticide ingredients, wash for more than two minutes. However, it should not be soaked with fresh water or salt water, because the soaking of water can easily promote the penetration of residual pesticides on the surface of the grapes into the flesh.
Alkaline water immersion cleaning method
Most organophosphorus pesticides can rapidly decompose under alkaline conditions. Usually in 500 ml of clean water, add edible alkali 5 to 10 grams prepared into alkaline water, the fruit and vegetables after the initial rinse into alkaline water, according to the amount of vegetables with enough alkaline water, soak 5 to 15 minutes after washing fruits and vegetables with water , repeated washing about 3 times better.
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