1. has the function of clearing away heat and toxic materials: the volatile oil contained in pine needles has the functions of clearing away heat and toxic materials, sterilizing and diminishing inflammation, and can effectively remove lung heat toxin and improve the immunity of respiratory system.

2. Relieve fatigue: pine needles are rich in vitamin C and natural fatty acids, which can help the human body recover from fatigue, enhance physical strength and improve body resistance.

3. Improve sleep: Aromatic compounds in pine needles can stimulate sleep hormones in the human body, help relieve psychological stress and improve sleep quality.

4. Improve skin diseases: pine needles have certain antibacterial and antiviral effects and can be used to treat recurrent skin diseases, such as eczema and acne.

5. Promote digestion: pine needles are rich in dietary fiber, oxalic acid and other beneficial substances, which can help the human body digest, promote intestinal peristalsis and improve intestinal health.