A whitening composition containing a tyrosinase inhibitor is disclosed. The whitening composition includes 0.1-2.5wt% of tyrosinase inhibitor CitrusC as the tyrosinase inhibitor, 0.1-2.5wt% of ascorbic acid 2-glucoside, and 0.1-2.5wt% of tranexamic acid that work in coordination for facilitating whitening the skin to which the whitening composition is applied.