1, diuresis: Corn must have diuretic effect, which helps to expel excess water and sodium salts from the body and relieve edema symptoms.

2. Lowering blood pressure: The effective components in corn stigma help to dilate blood vessels and lower blood pressure, which is helpful for patients with hypertension.

3, anti-inflammatory: corn must have anti-inflammatory effect, can alleviate inflammatory symptoms, and has a certain effect on arthritis, muscle soreness and so on.

4, cholagogic: The effective ingredients in corn silk can promote bile secretion, help digest fat and prevent gallstones.

5, anti-oxidation: corn must contain a certain amount of antioxidant substances, which helps to remove free radicals and delay aging. Taboo:

6, allergic constitution: people who are allergic to corn or its products should avoid drinking corn silk coffee to avoid allergic reactions.

7. Renal insufficiency: Patients with renal insufficiency should be cautious when drinking corn beard coffee, because corn definitely has diuretic effect, and excessive drinking may increase the burden on the kidneys.

8. Hypotension: Corn cob has the effect of lowering blood pressure. Patients with hypotension should pay attention to monitoring blood pressure when drinking corncob coffee to avoid hypotension.

9. Pregnant women and lactating women: Pregnant women and lactating women should consult a doctor before drinking corn silk coffee, because corn silk may affect the fetus and baby.