This invention relates to an antimicrobial composition for application onto human skin, said composition comprising: a. 20 to 90 wt.% of one or more C2 to C4 monohydric alcohols； b. 0.5 to 10 wt.% vitamin B3 compound； c. 1 to 20 wt.% of one or more polyols； and wherein the weight ratio of the vitamin B3 compound to the one or more polyols is in the range of 1:2 to 1:20 and wherein the viscosity of the composition is in the range of 0.5 Pa s (500 cps) to 18 Pa s (18000 cps) at 25 °C wherein the one or more C2 to C4 monohydric alcohols are selected from ethanol, isopropyl alcohol and combinations thereof and further wherein the composition comprises a combination of ethanol and isopropyl alcohol.
