Abstract: The present invention provides a composition for improving intestinal microbial flora, the composition comprising: a ginseng extract or a fraction thereof; and sodium propionate. The composition for improving intestinal microbial flora of the present invention is capable of increasing the proportion of beneficial bacteria in intestinal microbial flora by promoting the growth of beneficial bacteria while inhibiting the growth of harmful bacteria, and accordingly, the composition of intestinal microbial flora can be improved and the balance thereof maintained, ultimately assisting in improving the health of the body, such as by strengthening immunity and improving skin texture.

Abstract: Provided is a composition for reforming skin microbiota comprising a ginseng extract; a ginseng-derived antibacterial agent; and alkanediol, to increase the fraction of beneficial bacteria in skin microbiota by promoting the growth of beneficial bacteria and inhibiting the growth of harmful bacteria, whereby the constitution of skin microbiota is reformed and maintained in a balanced state, ultimately helping improve human skin health.