Fig. 2.

Recommendations for the type of nutrition (colored horizontal lines) from birth until 6 months corrected age. Vertical dotted lines represent “transition periods” from 32 to 34 weeks postconceptional age to term age when energy intake may be (gradually) lowered to 115 kcal kg⁻¹ day⁻¹ with a protein intake of ≥ 3 g kg⁻¹ day⁻¹, provided that growth is age appropriate (i.e., 10–15 g kg⁻¹ day⁻¹ for at least 1 week) [45, 47]