The aim of this work was to analyse the inhibitory activity of 30 plants using mushroom tyrosinase inhibition method.
Plant extracts were prepared in hexane, ethyl acetate, methanol and water The results showed that two plant extracts,
Citrus sinensis in ethyl acetate and Vitis vinifera in water, exerted a considerable level of in vitro mushroom tyrosinase
inhibition (975.75% and 690.43% respectively) compared to positive controls of kojic acid in the same solvent systems
(96% inhibition in Ethyl acetate and 10% in water). Further study is needed to identify phytochemical compounds with
anti tyrosinase activity in Citrus sinensis in ethyl acetate and Vitis vinifera in water.