The present invention relates to a kind of compositions and application thereof for inhibiting dental erosion with what. The composition includes the aqueous solution of hydrofluoric acid, and wherein the concentration of hydrofluoric acid is 0.05%-2.00% and pH value 2.5 and 4.Between 5.本發明涉及一種用於抑制牙侵蝕的組合物及其用途。該組合物包括氫氟酸的水溶液,其中氫氟酸的濃度爲0.05%-2.00%且pH值在2.5和4.5之間。