The effectiveness of laser hair removal depends on the characteristics of the individual. Skin type, hair type & pigment are all factors that can determine the outcome for a person. The effectiveness of laser hair removal depends on the characteristics of the individual. Skin type, hair type & pigment are all factors that can determine the outcome for a person. The effectiveness of laser hair removal depends on the characteristics of the individual. Skin type, hair type & pigment are all factors that can determine the outcome for a person.