Table A1.

Breastfeeding exposures (WHO definitions) (210)

Exposure Category	Permitted to Receive
Exclusive breastfeeding	• Breast milk from mother or wet nurse or expressed breast milk
	• No other liquids or solids except vitamin drops or syrups, mineral supplements, or prescribed medicines
Predominant breastfeeding	• Breast milk from mother or wet nurse or expressed breast milk
	• Water and water-based drinks
	• No food-based fluid with the exception of fruit juice and sugar water
	• Vitamin drops or syrups, mineral supplements, or prescribed medicines
Partial breastfeeding	• Breast milk from mother or wet nurse or expressed breast milk
	• Any other liquids or nonliquids, including both milk and nonmilk products
Any breastfeeding	• Breast milk from mother or wet nurse or expressed breast milk
	• Includes children exclusively, predominantly, fully and partially breastfed
No breastfeeding	• Formula and/or animal's milk
	• No breast milk