产前维生素C补充剂介导产前窘迫和婴儿负面影响之间的关联：一项前瞻性队列研究。

Negative affect (NA) is a temperament trait reflecting the propensity to feel and express negative emotions. High NA in infancy is an early risk factor for future psychopathology and clinical diagnoses. Prenatal maternal depression, anxiety, and stress are linked to elevated infant NA, suggesting developmental programming effects. Given its antioxidative and stress-regulating properties, we investigated whether prenatal vitamin C mediates the association between maternal prenatal distress and infant NA. Pregnant participants ( N = 302; 73.2% White, non-Hispanic; M age = 31.94 years, SD = 4.23