Slowly-eluted tryptamide: Fast-eluted tryptamide comprises a mixture of slow-eluted tryptamide and fast-eluted tryptamide in a weight ratio of at least about 7: 1 and is at least 30% eicosanoyl based on the total weight of tryptamide in the EHT extract EHT extract containing 5-hydroxytryptamide. [Selection] Figure 1溶出の遅いトリプタミド:溶出の早いトリプタミドが少なくとも約7:1の重量比で溶出の遅いトリプタミドと溶出の早いトリプタミドの混合物を含み、EHT抽出物中のトリプタミドの総重量に基づき、少なくとも30%のエイコサノイル-5-ヒドロキシトリプタミドを含むEHT抽出物。【選択図】図1