Back to Ingredient Dictionary

POLYGONUM CUSPIDATUM ROOT EXTRACT

Description

Polygonum cuspidatum root extract, derived from Japanese knotweed, is a potent botanical ingredient gaining prominence in skincare formulations. This extract is rich in resveratrol, a powerful antioxidant compound known for its anti-aging and protective properties. Research indicates that Polygonum cuspidatum root extract offers multiple benefits for skin health and appearance.

The extract's high resveratrol content helps neutralize free radicals, reducing oxidative stress and combating premature skin aging. It demonstrates anti-inflammatory effects, potentially alleviating redness and irritation associated with various skin conditions. Studies suggest that Polygonum cuspidatum root extract may inhibit tyrosinase activity, contributing to a more even skin tone and addressing hyperpigmentation concerns.

Furthermore, this ingredient has shown promise in supporting collagen production and protecting existing collagen structures, which can improve skin elasticity and firmness. Its ability to enhance cellular renewal and promote skin barrier function makes it valuable for overall skin health. Polygonum cuspidatum root extract is generally well-tolerated and can be incorporated into various skincare products, including serums, moisturizers, and anti-aging formulations, catering to diverse skin types and concerns.