White willow bark is slightly bitter and cool in nature. It can nourish qi and nourish yin, clear heat and promote fluids. It can not only be used for qi deficiency and yin deficiency internal heat, but also has the effect of quenching thirst. It has the functions of anti-fatigue, nourishing yin, reducing deficiency and fire, clearing deficiency and heat, invigorating the stomach and promoting fluid, nourishing qi and blood, anti-hypoxia, enhancing the body's disease resistance and promoting protein synthesis.

1. Anti-aging. Salicin, the main active ingredient in white willow bark extract, not only affects the regulation of genes in the skin, but also regulates gene groups related to the biological process of skin aging. These gene groups are called functional youth gene groups. In addition, salicin plays an important role in the production and maintenance of collagen, one of the key proteins in the skin, so it can increase skin elasticity and achieve anti-wrinkle effects.
2. Anti-inflammatory and anti-acne. White willow bark extract not only has excellent anti-aging and anti-wrinkle effects, but also has high anti-inflammatory activity. Salicin has aspirin-like properties and has a certain anti-inflammatory effect, and can be used to relieve facial acne, herpetic inflammation and sunburn.
3. Treat fever, colds and infections. As a natural aspirin, salicin is used to treat mild fever, colds, infections, acute and chronic rheumatic discomfort, headaches and pain caused by inflammation.
4. Relieve arthritis pain and back pain. Salicin is considered to be the source of white willow bark's anti-inflammatory and pain-reducing ability. The analgesic ability of white willow bark usually takes effect more slowly but lasts longer than ordinary aspirin products. The use of high-dose white willow bark extract may also help to relieve back pain.