I want to ask questions on a body lightening lotion containing the ingredients as follows:petrolatum,stearic acid,cetearyl alcohol,mineral oil,isopropyl myristate,dimethicone,propylene glycol,glycerin,cetrominium bromide,methyl paraben,propyl paraben,malic acid,lactic acid,gluconic acid,citric acid,tocopheryl acetate,water and fragrance.
1.What are the hazardous ingredients in the lotion and their effects when the lotion is used to bleach a oily dark-skinned(oily black in colour skin)?
2.What is the reason for their effects?
3.What is the possible solution to the effects?