To provide a water-soluble hyaluronic acid gel which does not contain a large amount of an organic solvent, and wherein hyaluronic acid is not chemically modified. A water-soluble hyaluronic acid gel which contains hyaluronic acid, a polyhydric alcohol, an acid, and 0-10% by mass of a water-soluble organic solvent.本發明提供一種玻尿酸未經化學修飾,且,不含大量有機溶劑之水溶性玻尿酸凝膠。該水溶性玻尿酸凝膠包含玻尿酸、多元醇、酸及0至10質量%之水溶性有機溶劑。