| 摘要 |
PROBLEM TO BE SOLVED: To attain moist feeling, wet feeling and fresh feeling each to the desired degree. SOLUTION: A cosmetic containing a hyaluronic acid (or its salt) having an average molecular weight in a specific range and trehalose, or a cosmetic containing a hyaluronic acid (or its salt) having a viscosity in a specific range in a 1 wt.% aqueous solution and trehalose is prepared.
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