Autumn is the harvest season, and all kinds of vegetables and fruits are on the market. Different colors of food bring different nutritional values to the body. Just like purple food, it contains a lot of anthocyanins, which can help eliminate harmful free radicals in the body and delay aging.

1, eggplant

Eggplant skin contains a lot of active substances, and solanine contained in eggplant has antioxidant function and can inhibit cancer cells. Anthocyanin contained in eggplant skin belongs to flavonoids, which has strong antioxidant capacity, can resist free radicals and delay aging. However, the amount of eggplant eaten in one meal should not exceed 250 grams, because the solanine contained in it will stimulate the gastrointestinal tract and anesthetize the respiratory center. If you eat too much, food poisoning may happen. When cooking, you can add a proper amount of vinegar to destroy the decomposition of solanine.

2. Grapes

Grape skins and grape seeds contain a lot of resveratrol and polyphenols, which can prevent cardiovascular diseases and have antioxidant effects. Grape has a high sugar content, mainly glucose, which is easily digested and absorbed by the human body and is suitable for people with weak digestive function. Flavonoids contained in grapes are powerful antioxidants, which can scavenge free radicals and resist aging. Try crushing grape skins and grape seeds, soaking them in white wine for two weeks, and then drinking them with water, because the solubility of polyphenols will increase under the action of ethanol.

3. Purple potatoes

Purple sweet potato is a low-fat and low-calorie food with strong antioxidant capacity. It is suitable for people who play mobile phones and computers for a long time and can reduce the damage of free radicals to their eyes. Try to prolong the cooking time of purple sweet potato, so that starch granules can be completely gelatinized, and at the same time, the oxidase in purple sweet potato can be destroyed, and there will be no acid reflux, bloating, burping and other phenomena after eating. Eating with radish and cabbage can reduce the production of gastric acid.

4. Onions and blueberries

Onion is a kind of low-cost food with high nutritional value, rich in selenium, with antioxidant function, which can improve cell vitality and delay aging. Purple onion skin will contain anthocyanin, which has anti-aging effect. Blueberries contain a lot of anthocyanins, which can maintain the elasticity of blood vessels, improve visual fatigue, protect the heart and prevent the occurrence of Alzheimer's disease, and also have the effect of beauty beauty.

skill

Female friends eat more purple food in autumn, which can achieve health care effect. When the weather is dry in autumn, be sure to drink more water, eat more fruits and vegetables rich in water, and avoid eating cold food.