Willow bark contains a chemical called salicin, which is similar to aspirin. It has pain and fever-reducing effects on the body.
People commonly use willow bark for back pain, osteoarthritis, fever, flu, muscle pain, and many other conditions.
The main active ingredients in Yarrow are Alpha Pinene, Acetate, Borneol, Beta Pinene, Borneol, Cineole, Camphene, Camphor, Gamma Terpinene, Iso Artemisia Ketone, Chamazulene, Limonene, Sabinene and Tricyclene.
These compounds are thought to contribute to yarrow’s medicinal properties, including its anti-inflammatory, antispasmodic and antimicrobial effects.