... of melanin inhibit formation of melanin Green Tea Skin Whitening Gel (green tea skin care)Li Shizhen, the great pharmacologist in Ming ... -factor of ferment, improve immunityModern medicine holds that melanin in skin is a natural absorbent of ultraviolet rays. When it is ... occurs and deeper melanin is formed. Accumulation of melanin makes skin dark, even resulting in sunburn sol are or melasma. Gatechol ...