Cucumber is sweet in taste and flat in nature, and has obvious effects of clearing away heat and toxic materials, promoting fluid production and quenching thirst. Cucumber is rich in protein, sugar, vitamin B2, vitamin C, vitamin E, carotene, niacin, calcium, phosphorus, iron and other nutrients. At the same time, cucumber also contains propanedioic acid, cucurbitacin, soft fine fiber and other ingredients, which is a rare food for detoxification and beauty. Cucumber contains cucumber acid, which can promote human metabolism and excrete toxins. The content of vitamin C is five times higher than that of watermelon, which can whiten skin, maintain skin elasticity and inhibit the formation of melanin.

2. Tremella

Tremella is sweet in taste and flat in nature, and has the functions of nourishing yin and promoting fluid production, moistening lung and tonifying kidney. Tremella is moist but not greasy, and can improve constipation caused by insufficient gastrointestinal fluids, dry cough without phlegm caused by heat and lung injury, and irregular menstruation caused by deficiency of yin and blood in women. Tremella is rich in pectin and trace elements, which can detoxify and moisturize skin, prevent sunburn and chloasma after long-term use.

3. Lotus root

Lotus root can be used as both fruit and vegetable, which is suitable for raw and cooked food. The lotus root is cold in nature, sweet and cool in the stomach and heart, and can clear away heat and toxic materials, cool blood to stop bleeding, clear away heat and relieve annoyance. It is suitable for polydipsia, drunkenness, hemoptysis, vomiting blood, etc. It can also neutralize heat toxicity and treat sore throat and constipation caused by overeating spicy food. Cooked lotus root has the effects of nourishing stomach, nourishing yin, invigorating spleen and benefiting qi, and is suitable for deficiency of stomach yin, thirst in mouth, swelling and pain of gums, etc.

4. Watermelon

Watermelon is sweet in taste and cool in nature. It has the effects of clearing away heat and relieving summer-heat, promoting fluid production to quench thirst and promoting urination, and has certain auxiliary effects on hypertension, jaundice, acne and heatstroke. It has a good effect on jaundice caused by high blood pressure, hepatitis and cholecystitis, skin furuncle and swelling, thirst, dizziness and palpitation caused by heat and body fluid injury.

5. Water chestnuts

Water chestnuts are sweet and juicy, crisp and delicious, and have been known as "underground Sydney" since ancient times. Chinese medicine believes that water chestnut is sweet and cold, and has the effects of clearing away heat and resolving phlegm, stimulating appetite and promoting digestion, promoting fluid production and moistening dryness, and improving eyesight and sobering up. The rich water and mucilage in horseshoe is beneficial to promoting fluid production and quenching thirst, and clearing the boredom in the chest, which is very suitable for tonic.