Ferulic acid e teng haholo limela tsa tlhaho, ka lebitso la lik'hemik'hale 4-hydroxy-methoxycinnamic acid. E fumanoa meriana e fapaneng ea setso ea Sechaena e kang Angelica sinensis, Ligusticum chuanxiong, Equisetum, le Cimicifuga limela. antioxidant thepa, e ka thibela mosebetsi oa melanocyte le tyrosinase, 'me e na le anti wrinkle, anti-botsofali, whitening, anti-inflammatory le liphello tse ling.E boetse e sebelisoa haholo lihlahisoa tse sireletsang letsatsi.