120 citations
,
July 2005 in “Dermatologic surgery” This study found that topical niacinamide significantly improved the appearance of wrinkles, skin yellowing, and elasticity in aging facial skin over 12 weeks.
40 citations
,
January 2013 in “Clinical Cosmetic and Investigational Dermatology” In this study, niacinamide 4% and desonide 0.05% emulsions significantly improved axillary hyperpigmentation in women, with desonide demonstrating a superior depigmenting effect compared to niacinamide and placebo.
27 citations
,
December 2005 in “Journal of Cosmetic Dermatology” This study found that topical application of niacin derivatives significantly increased hair fullness in women with female pattern hair loss compared to a placebo after six months.
21 citations
,
January 1999 in “Molecular and Cellular Biochemistry” Niacin deficiency makes rats more sensitive to cancer-causing chemicals.
20 citations
,
April 2019 in “BioMed Research International” This study found that DNA hypermethylation was present in melasma lesions, and treatments with sunscreen, niacinamide, and retinoic acid were associated with decreased methylation and clinical improvement.