1, people with body heat should use it with caution: people's constitutions can be divided into cold constitution and hot constitution, and it is rare that they are completely in harmony with yin and yang. burdock tea is mild, and once the income is too high, it will cause excessive internal heat, so the weak people can't use it often, otherwise there will be no adverse effect.

2. Patients with urethritis should use it with caution: burdock tea has diuretic effect. If people with urethritis have frequent urination and urgency, if they drink it frequently during the treatment, it may directly lead to the aggravation of urethritis. In the treatment of western medicine and traditional Chinese medicine, it is not recommended to drink burdock tea.

3, menstrual women use it with caution: women's metabolism is relatively fast during menstruation, and it is easy to be impetuous at this time. If you drink burdock tea, it may lead to insomnia and ups and downs, and the damage to the liver is very serious.