1. Nutrition. 1.2. Breastfeeding.

Level of recommendation	Statement
A/B	Statement: Breastfeeding has many benefits for both mother and child.
	Recommendation: Infants should be breastfed exclusively for the first 4 – 6 months, if possible. (A) Breastfeeding should also be continued when complementary foods are introduced. (A)
	Recommendation: Additional feeding of cow’s milk-based infant formula in the first days of life should be avoided if the mother wishes to breastfeed. (B)
Level of evidence	Filipiak-Pittroff 2018 (1+); Quigley 2018 (2+); Den Dekker 2016 (2+), Azad 2017 (2++); Klopp 2017 (2++); Elbert 2017 (2+); Van Meel 2017 (2++), Groenwold 2014 (2++); Ajetunmobi 2015 (2–); Jelding-Dannemand 2015 (2+); Leung 2016 (2–), Nwaru 2013 (2++), Rosas-Salazar 2015 (2–)
	Evidence of EAACI guideline for avoidance of temporary feeding of cow’s milk-based infant formula: Urashima 2019
Level of consensus:	Consensus