| Titlu: | Instrumental assessment of the self-tanning efficacy. |
| Obiective: | To assess the self-tanning efficacy of a product after a single/repeated application.Optional: To assess subjectively its cosmetic qualities and efficacy. |
| Planificare: | Duration of the study: 1 or several days depending on the action mode of the product. Beginning: 2 weeks upon receipt of the samples. Report: 3 weeks after the end of the study. |
| Metodologie: | Assessment of the skin colour induced by the product by means of colorimetric measurements (Mexameter® or Colorimeter® or Chromameter®). |
| Procedura: | • Basal colorimetric measurements. • Single or repeated application of the product at the investigating centre. • Post treatment colorimetric measurements at different times in order to obtain the kinetics curve of the tan achieved. • Statistical comparison of the results obtained before and after treatment. Optional: cosmetic qualities and efficacy questionnaire |
Research and Experimentation Center
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