What is the primary purpose of minimal enteral feedings (trophic feedings) in preterm infants?

• A. Decrease the risk of necrotizing enterocolitis
• B. Promote intestinal maturation
• C. Sustain somatic growth
• D. Improve feeding tolerance

Answer: (B)

Minimal enteral feedings are given in very small volumes to gently stimulate the immature gut. The main goal is to promote intestinal maturation—enhancing gut motility, brush-border enzyme activity, mucosal growth, and barrier function—so the preterm intestine becomes better prepared to handle larger feeds. This early luminal stimulation also supports gut microbiome development and can improve eventual feeding tolerance. The tiny amounts contribute little to overall growth, so improving maturation is the primary objective. Some NEC risk reduction and better tolerance can be observed as collateral benefits, but they’re not the primary aim.