Comparison 2. Home (point‐of‐use) fortification of foods with MNP versus an iron‐only supplement.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Anaemia	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
2 Haemoglobin (g/L)	2	278	Mean Difference (IV, Random, 95% CI)	‐2.81 [‐10.84, 5.22]
3 Stained teeth (not pre‐specified)	2	395	Risk Ratio (M‐H, Random, 95% CI)	0.37 [0.16, 0.82]
4 Stool discolouration (not pre‐specified)	2	395	Risk Ratio (M‐H, Random, 95% CI)	0.80 [0.66, 0.98]
5 Cold (not pre‐specified)	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
6 Fever (not pre‐specified)	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
7 Cough (not pre‐specified)	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
8 Vomiting (not pre‐specified)	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
9 Diarrhoea	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
10 Recurrent diarrhoea (3 or more episodes) (not pre‐specified)	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
11 Diarrhoea episodes (not pre‐specified)	2	389	Risk Ratio (M‐H, Random, 95% CI)	0.46 [0.16, 1.30]