| abstract |
An object of the present invention is to provide a constitution improving agent incorporating a naturally-derived, highly safe active ingredient which has an excellent improving effect on symptoms such as daily fatigue and can be continuously taken orally. [Solution means] A composition improving agent comprising a plant of lingonberry (alias: cowberry) and amra (alias: gyoza, oil stalk, anmarok, Indian gooseberry etc.) or an extract thereof. [Selected figure] Figure 1 |