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The effects of oral ferrous bisglycinate supplementation on hemoglobin and ferritin concentrations in adults and children: a systematic review and meta-analysis of randomized controlled trials

Nutrition reviews, 2023 · Systematic review & meta-analysis of RCTs

Across the trials reviewed, ferrous bisglycinate raised haemoglobin and caused fewer gut side-effects than other iron supplements in pregnant women, but showed no clear benefit in children.

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