Compositions comprising colostrum and one or more polysaccharides selected from the group comprising mannose-containing polysaccharides, fructose-containing polysaccharides, β-glucans, and hemicelluloses, and optionally one or more other agents are provided, as well as the use of such compositions in stimulating stem cell activity, including stem cell proliferation, and in the treatment or prevention of diseases or conditions likely to benefit from increased stem cell activity.成分包含或包括初乳,與一個或多種多糖,選自包含甘露糖的多糖,包含果糖的多糖,β-葡聚糖,和半纖維素,和選擇性的一種和多種其它用劑,同樣也使用這些成分來刺激幹細胞活動,包括幹細胞增殖,和治療和預防可能由幹細胞活動增強而受益的疾病和病癥。