Ferulic acid yana da yawa a cikin tsire-tsire na halitta, mai suna 4-hydroxy-methoxycinnamic acid. Ana samunsa a cikin magungunan gargajiya na kasar Sin daban-daban kamar Angelica sinensis, Ligusticum chuanxiong, Equisetum, da Cimicifuga a cikin tsire-tsire. antioxidant Properties, na iya hana ayyukan melanocytes da tyrosinase, kuma yana da anti wrinkle, anti-tsufa, whitening, anti-mai kumburi da sauran effects. Har ila yau, ana amfani da ko'ina a cikin sunscreen kayayyakin.