PROBLEM TO BE SOLVED: To provide novel and effective preadipocyte growth-promoting agents which can be supplied stably, and to provide skin cosmetics, hair cosmetics, food and drink compositions, and pharmaceutical compositions which contain the preadipocyte growth-promoting agents.SOLUTION: The present invention provides a preadipocyte growth-promoting agent which contains as an active ingredient one or more of an aloe extract, or sphingolipid extracted from Citrus junos with an organic solvent, as well as skin cosmetics, hair cosmetics, food and drink compositions, and pharmaceutical compositions which contain the promoting agent.EFFECT: The various compositions are useful for the prevention or improvement of skin conditions caused by aging such as wrinkles and sagging, the improvement of skin elasticity, breast enhancement, the prevention of hair loss caused by follicular regeneration, the improvement of hair conditions such as promoting hair restoring action and hair growing action, or the prevention or improvement of lifestyle diseases such as obesity, hypertension, hyperlipidemia, arteriosclerosis, and diabetes.SELECTED DRAWING: None【課題】安定的に供給でき、新規で効果に優れた前駆脂肪細胞増殖促進剤、及び前駆脂肪細胞の増殖促進剤を含有してなる皮膚化粧料、頭髪化粧料、飲食品組成物並びに医薬品組成物の提供。【解決手段】アロエ抽出物、又は、柚子の有機溶剤によって抽出されたスフィンゴ脂質を有効成分として１種以上を含有する前駆脂肪細胞増殖促進剤、及び該促進剤を含有する皮膚化粧料、頭髪化粧料、飲食品組成物並びに医薬品組成物。【効果】前記各種組成物は、加齢に伴って生じるしわ、たるみ等の皮膚状態を予防又は改善、肌の張りの改善やバストアップ、毛包の再生に伴って生じる脱毛の防止、育毛作用、養毛作用を促す等の頭髪状態の改善、又は、肥満や高血圧、高脂血症、動脈硬化症、糖尿病等の生活習慣病等の予防又は改善に役立つ。【選択図】なし
