Silybum Marianum Extract
Silybum Marianum Extract is derived from the seeds and leaves of the lady's thistle (Silybum marianum), a plant in the Asteraceae family, registered under CAS #84604-20-6. Its primary active phytochemical is silymarin, which is responsible for most of its reported biological activity. It is officially classified as a skin conditioning ingredient in the CosIng database. The extract is noted for its antioxidant, anti-inflammatory, and UV-protective properties in topical applications.
Silybum Marianum Extract is a potent antioxidant and anti-inflammatory agent that may help protect the skin from UV-induced damage, making it a useful addition to sunscreen formulations. It has been noted as a complementary treatment for rosacea and can help keep skin hydrated. Its key active compound, silymarin, has demonstrated powerful antioxidant and protective properties, though most robust clinical evidence relates to oral use rather than topical application.
