Problem: easy and inexpensive production of fermented plants containing fermented plants, which are excellent in natural and natural water retention, and are resistant to the effects of plants of the genus zigzag, as well as those having high safety, and the cosmetics containing the genus fermented plants Provide method.Solution: a fermentative solution produced by Aspergillus oryzae in the plant belonging to the genus Artemisia, which is a fermentative plant fermented liquid of which the contact angle of the fermenting liquid is 78 ° or less, the method for producing the fermented plant of the above described plant, and a cosmetic containing the above fermented plant fermentation liquid.No selection【課題】肌なじみのよさ及び保水性に優れ、ヨモギ属植物自体の有する作用を害することなく、安全性の高い天然物系のものであるヨモギ属植物発酵液、及び前記ヨモギ属植物発酵液を含有する化粧料、並びに、前記ヨモギ属植物発酵液の容易かつ安価な製造方法の提供。【解決手段】ヨモギ属に属する植物の麹菌による発酵液であって、前記発酵液の接触角が78°以下であるヨモギ属植物発酵液、前記ヨモギ属植物発酵液の製造方法、及び前記ヨモギ属植物発酵液を含有する化粧料である。【選択図】なし