The invention provides a cosmetic composition for anti-oxidation, which is capable of removing radical generated by various physical, chemical and environmental factors, or a cosmetic composition capable of preventing melanin deposition and having good skin whitening effect. The cosmetic composition contains extract of medicinal herbs mixture, and can prevent oxidation caused by reactive oxygen in skin and have good anti-oxidation effect, and can prevent melanin deposition and have good skin whitening effect. The cosmetic composition comprises effective contents like as arum, sichuan lovage rhizome, and almond extract.