Determination of a Dose-dependent Effect of GOS on Iron Absorption, and Addition of Vitamin C

nutritional iron (14 mg) supplement in form of ferrous fumarate

nutritional iron (14 mg) supplement in form of ferrous sulphate

nutritional iron (14 mg) supplement in form of ferric pyrophosphate

nutritional iron (14 mg) supplement in form of ferrous fumarate with addition of prebiotics (3.5 g GOS)

nutritional iron (14 mg) supplement in form of ferrous fumarate with addition of prebiotics (7 g GOS)

nutritional iron (14 mg) supplement in form of ferrous sulphate with addition of prebiotics (15 g GOS)

nutritional iron (14 mg) supplement in form of ferrous fumarate with addition of Vitamin C

nutritional iron (14 mg) supplement in form of ferric pyrophosphate with addition of prebiotics (15 g GOS)

nutritional iron (14 mg) supplement in form of ferrous fumarate with addition of prebiotics (7 g GOS) and Vitamin C