The component of molecular weight 10,000 or less (A) ratio 3 - 46 mass is new hyaluronic acid and/or that salt, and

摘要

PROBLEM TO BE SOLVED: To provide hyaluronic acid and/or its salt excellent in an absorption property into a living body using a cosmetic, a pharmaceutical composition, a foodstuff composition, and a cosmetic kit using this.;SOLUTION: In hyaluronic acid and/or its salt, a ratio of the component (A) having a molecular weight of 10,000 or less is 3 mass% or more, a ratio of the component (B) having a molecular weight of 1,000,000 or more is 3 mass% or more, and a ratio of a total of the component (A) and the component (B) is 50 mass% or more in a molecular weight distribution.;COPYRIGHT: (C)2008,JPO&INPIT