J Nutr. 2026 Apr 16:101531. doi: 10.1016/j.tjnut.2026.101531. Online ahead of print. ABSTRACT BACKGROUND: Human milk is the gold standard of infant nutrition, providing nutrients and bioactive metabolites that shape infant immune, cognitive, and metabolic development. Maternal psychological distress, including stress, anxiety, and depression, is prevalent during the perinatal period and…

