1. has the functions of reducing blood fat and promoting gastrointestinal digestion: Hawthorn has the functions of reducing blood fat, lowering blood pressure and cholesterol, preventing arteriosclerosis, stimulating gastric juice secretion, stimulating appetite and improving discomfort symptoms such as indigestion and abdominal distension.

2. It has the functions of refreshing the brain, calming the nerves and helping sleep: Hawthorn is rich in vitamins, minerals and flavonoids, which can refresh the brain, resist oxidation and improve sleep quality to some extent.

3. Can strengthen the spleen and stomach, and promote the improvement of immunity: Hawthorn is rich in vitamins and minerals, which can enhance immunity, strengthen the spleen and stomach, and improve the body's disease resistance.

Disadvantages of soaking hawthorn in water;

1. Eating too much is easy to cause diarrhea: Hawthorn is rich in fruit acid, citric acid and other substances, which may stimulate the gastrointestinal tract and cause diarrhea and other discomfort.

2. Hawthorn contains a small amount of oxalic acid, which easily affects the absorption of calcium and causes calcium metabolism disorder.

Hawthorn has a strong sour taste. If polysaccharide is added after soaking in water, it will easily lead to an increase in gastric acid secretion, which will increase the acidity of gastric juice and cause irritation to gastric mucosa.