It will reduce the concentration of the liquid medicine and affect the function and curative effect of the liquid medicine. It may also interact with substances in herbal liquid and affect its quality.

Herbal stock solution, also known as health-preserving herbal essence stock solution, is a kind of health-preserving raw material that completely subverts the traditional health-preserving medicinal oil, medicinal liquor, liquid medicine, medicinal bag and powder, and truly realizes the harmony and unity of health-preserving and beauty.