Evidence-ranked forms
Compare evidence-backed Magnesium forms for constipation, with scores and available products backed by the current DoseRank data.
Ranking aligned to Constipation
Form-by-form data
The one to buy · Constipation

Swanson Vitamins, 100% Pure Magnesium Citrate Powder, Unflavored, 8.6 oz (244 g)
4.6· 320 ratings· $0.22/serving
Magnesium Citrate 630 mg per serving — studied window 300–1000 mg
Of 94 eligible products ranked for Constipation, Swanson Vitamins, 100% Pure Magnesium Citrate Powder, Unflavored, 8.6 oz (244 g) is the selected Magnesium Citrate product. Magnesium Citrate leads the form comparison with an outcome score of 95/100 for Constipation; its selected product has a clinical score of 89 for that outcome.
Questions
Magnesium Citrate ranks #1 of 4 forms for Constipation with an outcome evidence score of 95/100.
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