In vitro tests show a decrease of the transformation of the phenylalanin in tyrosine, a decrease of the activity of the tyrosinase and a decrease of the transfer of melanosomes in keratinocytes. In addition, a clinical study shows a decrease of spots by 10% and contrast by 11% on the face (mexametric measurement of melanine index–28 days of treatment).
All tests were performed with a concentration of 0.5% of a dispersion made of 20% cells and 80% vegetal glycerin. Inside Light Poet’s narcissus is not allergenic, preservative free, and can be used in any formulation from skin care to make-up applications.
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