Lotus leaf red bean barley tea is a traditional drink, often considered to have heat, summer, dampness, weight loss and beauty. The specific effects are as follows:

1. Heat relief: lotus leaf is rich in mucus and protein, can eliminate the body heat toxicity, heat relief, especially suitable for summer drinking.

2. Weight loss and beauty: lotus leaves are rich in mucus, can promote gastrointestinal peristalsis, help discharge excess body fluids, carbohydrates, etc., to play a role in weight loss and beauty.

3. Water retention and swelling: lotus leaves are rich in flavonoids, which can accelerate blood circulation, promote metabolism, and alleviate the symptoms of swelling.

4. Moisturizing and skin care: lotus leaves are rich in vitamins B1 and B2, as well as carotene and other nutrients. Long-term consumption of lotus leaf tea can promote cell metabolism, making the skin smoother and more tender.

Contraindications:

1. Pregnant women and lactating women should not eat.

2. Lotus leaf, red bean and barley tea should not be consumed by patients with weak spleen and stomach, spleen deficiency and heavy dampness, damp heat and phlegm stagnation.

3. Lotus leaf is sweet and bitter, slightly cold, more suitable for drinking in summer, winter should not be excessive drinking.

All in all, although the lotus leaf red bean barley tea is known as a good drink, it is not suitable for everyone. You should know your physical condition before drinking it to avoid unnecessary health risks.