Breast Milk Retinol Concentrations Reflect Total Liver Vitamin a Reserves and Dietary Exposure in Thai Lactating Women from Urban and Rural Areas.

Approximately 15% of Thai lactating women had deficient TLRs. Breast milk retinol concentrations in conjunction with dietary intake records show potential to screen mothers at-risk for VA deficiency to guide interventions.The Thai Clinical Trials Registry number is TCTR20160824001 for the work in Thailand.