1. Lowering blood pressure: Both hawthorn and cassia seed contain components that lower blood pressure. Soaking in water together can help regulate blood pressure.

2. Stomach strengthening: Both hawthorn and cassia seed help to increase gastric juice secretion, promote food digestion and relieve stomach discomfort.

3. Improve sleep: Cassia seed has a calming effect and can improve sleep problems caused by insomnia and staying up late.

4. Lose weight: Both hawthorn and cassia seed are rich in dietary fiber and natural fruit acid, which can promote metabolism and help to lose weight.

Side effects of soaking hawthorn and cassia seed in water;

1. Excessive dosage: If the dosage of soaking water is too large, it may cause stomach discomfort, nausea, vomiting and other symptoms.

2. Allergic reaction: Some people may be allergic to hawthorn or cassia seed, resulting in itchy skin, redness and other symptoms.

3. Affect the efficacy: As hawthorn and cassia seed soaked in water belong to Chinese herbal medicines, if taken together with some western medicines, it may affect the efficacy.

4. It is not suitable for long-term drinking in large quantities: because it contains natural fruit acid and oxalic acid, long-term drinking in large quantities may cause damage to teeth.