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Journal of Nutrition
Nutrient needs increase during pregnancy and lactation to support fetal growth and milk synthesis, respectively. Physiological adjustments that are made to meet those needs alter the fraction of ingested nutrient retained, or the bioavailability. Using stable isotopes as tracers, we measured calcium, zinc and selenium homeostasis in women during reproduction. The physiological response, and therefore the bioavailability, of these three minerals differed during reproduction. Calcium absorptiondoi:10.1093/jn/131.4.1355s pmid:11285354 fatcat:qjluu7e77zcmdfgoyivmmbiyze