The ultimate pharmacologic experiments about Zizyphus jujuba polysaccharide showed that it had no toxicity and it could elevate the macrophage phagocytosis of S180 tumor mice.

• 大枣多糖的药理实验表明大枣多糖属无毒级，大枣多糖大、中、小剂量对S180小鼠巨噬细胞吞噬率均有不同程度的提高作用。