1, cypress seed is a natural plant species. Because of its fragrance, some people will not be used to this smell, which will affect the quality of sleep. Secondly, for some people with allergies, there will be allergies. And long-term use is easy to breed bacteria. If cypress seeds are wet or changed irregularly, insects and molds may occur inside.

2. Cypress seeds are generally picked in August-10 every year. Semen Platycladi Semen Platycladi, also known as "cypress seed", has certain medicinal value. Six months to a year or so, the stuffing in the cypress seed pillow needs to be replaced.