I-asidi ye-Ferulic ifumaneka ngokubanzi kwizityalo zendalo, kunye negama lekhemikhali 4-hydroxy-methoxycinnamic acid.Ifumaneka kumayeza ahlukeneyo aseTshayina afana ne-Angelica sinensis, i-Ligusticum chuanxiong, i-Equisetum, kunye ne-Cimicifuga kwizityalo.I-asidi ye-Ferulic ine-spectrum ebanzi iipropathi ze-antioxidant, zinokuthintela umsebenzi we-melanocytes kunye ne-tyrosinase, kwaye ine-anti wrinkle, anti-aging, whitening, anti-inflammatory kunye nezinye iziphumo.Ikwasetyenziswa ngokubanzi kwiimveliso zelanga.