Measuring skin pigmentation

Measuring skin pigmentation

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Credit: PEGGY GREB/US DEPARTMENT OF AGRICULTURE/SCIENCE PHOTO LIBRARY

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Caption: Measuring skin pigmentation. Graduate student using a reflectance spectrophotometer to measure a volunteer’s skin pigmentation. This is being done as part of a study assessing the contribution of skin pigmentation, sun exposure, and diet to the level of vitamin D in a person's body. Photographed at the ARS (Agricultural Research Service) Western Human Nutrition Research Center, Davis, California, USA.

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Keywords: adult, agricultural research service, american, amount, ars, assessing, assessment, biochemical, biochemistry, biological, biology, california, caucasian, davis, diet, equipment, female, graduate student, human, lab, level, levels, machine, male, man, measuring, north america, people, person, pigment, pigmentation, reflectance spectrophotometer, researcher, scientist, skin, sun exposure, technological, technology, united states, usa, vitamin d, western human nutrition research center, white, woman

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