A melanin production inhibitor comprising a compound represented by the following general formula (I) or a salt thereof. (Wherein n represents an integer of 0 to 2, m represents 1 or 2, R represents a hydrophilic group from which one hydroxyl group has been removed from glycerol, Represents a single bond or a double bond)下記一般式(I)で表される化合物又はその塩を含む、メラニン産生抑制剤。(式中、nは0~2の整数を表し、mは1又は2を表し、Rはグリセロールから1つの水酸基が除かれた親水性基を表し、は一重結合又は二重結合を表す)