Huangbai

Huangbai is a term used in traditional Chinese medicine to refer to the bark of the Phellodendron tree, specifically Phellodendron amurense and Phellodendron chinense. The bark is harvested from mature trees and is used for its medicinal properties.

Description

Phellodendron amurense and Phellodendron chinense are deciduous trees native to East Asia. They can grow up to 30 meters tall and have a thick, corky bark. The bark, known as Huangbai, is yellowish-brown and is harvested in the autumn.

Uses in Traditional Chinese Medicine

In traditional Chinese medicine, Huangbai is classified as a bitter and cold herb. It is used to clear heat, dry dampness, and purge fire. It is often used in formulas to treat conditions such as diarrhea, dysentery, jaundice, leukorrhea, and urinary tract infections.

Huangbai is also used to treat inflammation, arthritis, and diabetes. It is believed to have antibacterial, antiviral, and anti-inflammatory properties.

Pharmacological Effects

Modern research has found that Huangbai contains several active compounds, including berberine, phellodendrine, and obacunone. These compounds have been shown to have various pharmacological effects, such as anti-inflammatory, antibacterial, antiviral, and antidiabetic effects.

Precautions

While Huangbai is generally considered safe when used as directed, it can cause side effects such as stomach upset, nausea, and skin rash. It should not be used by pregnant or breastfeeding women, or by people with kidney disease.

See Also

• Traditional Chinese Medicine
• Phellodendron amurense
• Phellodendron chinense