These novel lactic acid bacteria, which produce, as an extracellular polysaccharide, a neutral polysaccharide having a structure in which N-acetylglucosamine is linked by an a-1,6 bond, can be obtained from fig, has a hyaluronidase inhibitory activity, an anti-alcohol injury activity and the like, and is useful for foods and drinks, medicines, fodders, cosmetics etc., which exhibit anti-allergic effect, anti-alcohol injury effect or the like.
