1. Fruits are divided into three categories according to sweetness and sourness: acidic, weakly acidic and sweet.

Acidic fruits: grapefruit, orange, pineapple, kiwi fruit, lemon, sour apple, strawberry and sour plum.

Apples, mangoes, apricots, papaya, grapes, peaches, cherries and plums.

Sweet fruits: bananas, sweet grapes, dried fruits, figs and persimmons.

Second, fruits are generally divided into three categories according to coolness: coldness, warmth and sweetness.

Cold fruits include oranges, oranges, water chestnuts, bananas, Sydney, persimmons, lilies and watermelons. People with deficiency and cold should use this kind of fruit with caution.

Warm fruits include: jujube, chestnut, peach, apricot, longan, litchi, grape, cherry, pomegranate, pineapple and so on. People with a hot constitution should eat this fruit in moderation.

Ganping fruits include plums, plums, coconuts, loquats, hawthorn and apples. This kind of fruit is suitable for people of all physiques.

Three, fruits are classified according to horticultural classification:

Melons: watermelon, cantaloupe, cantaloupe and white melon.

Citrus: orange, orange, orange, grapefruit and lemon.

Berries: grapes, strawberries, raspberries, gooseberries, kiwis, cranberries, mulberries, figs and persimmons, as well as bananas, carambolas, longan, lychees and pistachios that grow in tropical and subtropical regions.

Drupe: apple, pear, hawthorn and loquat.

Drupe: peach, apricot, plum, jujube, cherry, olive and plum.