https://www.selleckchem.com/ph....armacological_epigen
French maritime pine bark (Pinus pinaster) extract (PBE), the registered trade name of which is Pycnogenol , has been studied for its depigmenting action due to its antioxidant, anti-inflammatory, and anti-melanogenic activity. However, the mechanisms through which PBE are still not fully clear. Evaluate the impact of PBE on four in vitro parameters closely associated with cutaneous pigmentation, including melanin synthesis, tyrosinase activity, endothelin-1 (ED1), and production of peroxisome proliferator-activated receptor