1) use CeraVe hydrating cleanser/CeraVe SA cleanser ( both are good to prevent acne especially the later and le sensitive skin nachew) and use their moisturizer as well( ye Cetaphil moisturizerm arif nw) don't forget sunscreen mekebat and also always carry an umbrella...sunny kehone tetekemiw, also use vitamin E oil betam arif nw to restore discoloration on your skin/ to prevent discoloration ( especially be tsehay ketegoda) 2. uneven coloring liyameta ychalal depending on which oil u used so best to just use oil a few hours after dyeing your hair.