Conclusion:Calcium citrate malate is more suitable for achlorhydria.

果酸钙更适酸缺乏的人群补钙。

Age, sex, activity, genetic phenotype, stress, disease (eg, achlorhydria, malabsorption syndromes), or previous GI surgery can affect drug bioavailability.

年龄、性别、活动情况、遗传表、应激、疾病（如酸缺乏,营养不良综征）或既往手术等均能影响药物的生物利用度。