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doi: 10.1101/cshperspect.a002436 75 ZengHChiH

By incorporating niacinamide into your routine, you can address multiple skin concerns with a single ingredient

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[PMID: 1648656]( Eussen SJ, de Groot LC, Clarke R, et al

The following exclusion criteria were applied: a) studies that included patients residing outside LAC and did not report disaggregated results specifically for the LAC population, b) preliminary studies whose results were part of larger studies, and c) studies with discrepancies between the methodology and the results presented