Institut esthederm photo regul face cream 50ml tanning care for skin with pigment irregularities.institut esthederms photo regul face cream is for skin with pigment spots and allows sun exposure and a boost to tanning.benefits diminishes pigment irregularities reduces the contrast between hyperpigmented skin and the surrounding skin provides a safe, even tan in all types of sun reduces contrast and the intensity of brown spots prevents overtanning of preexisting spots replaces the usual day care during the summer.ampnbspdirectionsampnbspapply to the face and neckline 20 minutes prior to sun exposure.reapply every two hours.