Hydroquinone is a cosmetic component of restricted substances, the maximum allowed in cosmetics concentration of 2%, allowing the use of the scope and limits are used in oxidation hair colorants. Acute toxicity of hydroquinone is mainly caused leukopenia hematopoietic cheap lip gloss containers changes. After contact with an alkaline solution of hydroquinone who had found cases of dermatitis lotion bottles wholesale, contact with the free hydroquinone can reduce skin pigmentation, can reappear after cessation of exposure, long-term exposure can be seen with hydroquinone skin redness, cessation of exposure can be gradually restored . Animal experiments show that the acetone solution applied to the skin daily, hydroquinone, 20.0mg amount of time to produce skin cancer, so as freckles and the hydroquinone is a certain risk of fungicides. Hydroquinone intermediate is one of the major human metabolite of benzene produced by the metabolism, these metabolites are directly related to the nature of benzene benzene-induced tumors such as leukemia. One of the most cosmetic bottle effective substances hydroquinone or benzene metabolite inhibiting DNA synthesis. Further 1 - methyl hydroquinone, and 2 - methyl hydroquinone with ultraviolet absorbing properties, so it is possible to use as a sunscreen, animal performance, which slows down the growth of the two compounds occurs. 
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