White willow bark is a tree native to Europe and Asia. The name "white willow" comes from the color of the leaves, which are covered with fine white hairs. The use of white willow bark medicinally goes far back. Ancient Egyptians used white willow for inflammation. The Greek physician Hippocrates wrote about white willow's medicinal uses in 5th century B.C. In 1829, scientists in Europe identified what was believed to be the active ingredient in white willow bark-a compound called salicin. Public demand grew rapidly. 

White willow bark extract has been used in food, cosmetic and pharmaceutical field due to the following functions: 1. It has the same effect on the body as aspirin without any of the side effects; 2. Anti-inflammation, fever relief, an analgesic, Relieve acute and chronic pain, including headache, back and neck pain, muscle aches, and menstrual cramps; 3. Anti-rheumatism and function of contingency, an astringent, Control arthritis discomforts. Some arthritis sufferers taking white willow bark have experienced reduced swelling and inflammation, and eventually increased mobility, in the back, knees, hips, and other joints