Zer promotes skin hyaluronic acid by increasing protein and mRNA expression of HAS-2 and AQP-3 in non- or UVB-irradiated HaCaT cells. We assayed skin hydration and anti-inflammatory efficacies of zerumbone (Zer, 2.5-10 μM), a natural sesquiterpene of Zingiber zerumbet, using non- or UVB (30 mJ/cm2)-irradiated keratinocytes (HaCaT). If you adored this article...