fitzpatrick skin type classification scale in women

skin pigmentation melanin fitzpatrick classification scale phototype complexion women female epidermis melanocyte keratinocyte tone pigment hair eye dermis dark light olive hyperpigmentation vitiligo black health medicine body diversity comparison freckles human people brown illustration eumelanin pheomelanin dermatology cosmetology skincare melasma africanamerican asian caucasian hispanic background structure diagram vector infographic