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5α-reductase inhibition efficacy test by mRNA analysis on dermal papillae cells

Regulatory reference: Proprietary method
Claim: Seboregulating
Application field: Active ingredients or finished products.
Description of the test: Quantification of the changes in the gene expression of 5α-reductase in human dermal papilla cells. Demonstration of the efficacy of the ingredient or finished product in reducing the expression of mRNA codifying for 5α-reductase type I or II.
Posted in Acne, Seboregulating, Claim for cosmetics