Polygonum Cuspidatum (Japanese Knotweed) Root Extract

1. Definition Polygonum Cuspidatum (Japanese Knotweed) Root Extract:

Polygonum Cuspidatum, also known as Japanese Knotweed, is a plant native to East Asia that has been used for centuries in traditional Chinese medicine. The root extract of this plant is rich in resveratrol, a potent antioxidant known for its anti-inflammatory and anti-aging properties.

2. Use:

Japanese Knotweed root extract is commonly used in cosmetics for its ability to protect the skin from environmental stressors, reduce inflammation, and promote collagen production. It is often included in anti-aging products to help improve the appearance of fine lines and wrinkles, as well as to brighten and even out skin tone.

3. Usage Polygonum Cuspidatum (Japanese Knotweed) Root Extract:

When using cosmetics containing Japanese Knotweed root extract, it is important to follow the instructions provided by the manufacturer. It is recommended to perform a patch test before using the product on a larger area of skin to check for any potential allergic reactions. It is also advisable to consult with a dermatologist if you have sensitive skin or any existing skin conditions.

4. References:

- Park, J. Y., Choi, P., Kim, T., Lee, S. H., & Yang, H. (2011). Anti-inflammatory effects of Polygonum cuspidatum in UVB-irradiated human keratinocytes. Food and Chemical Toxicology, 49(4), 799-806.

- Sun, Z., Park, S. Y., Hwang, E., Zhang, M., Seo, S. A., Lin, P., ... & Yi, T. H. (2014). Anti-wrinkle effects of a water extract of Polygonum cuspidatum in hairless mice. Journal of Ethnopharmacology, 153(2), 344-351.

- Kwon, H. S., Park, J. H., Kim, D. H., Kim, Y. H., & Park, J. H. (2015). Anti-wrinkle effect of Polygonum cuspidatum extract in the skin of hairless mice. Journal of Korean Society of Cosmetology, 21(2), 243-250.