Shine and Luster

Institute Dr. Schrader

Shine and Luster

Best Seen in "the Dark"

Assessment of the shine/luster of the hair following application of a product is carried out on treated hair tresses by trained experts. To do this the tresses treated with the corresponding product are secured to a standardized test specimen and irradiated with a defined light in a gloss box in a darkened room. The assessment is carried out as a comparative test.

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