Magnesium sulfate: what the studies show, and the products

146 of the human studies we graded used magnesium sulfate, and 29 showed an improvement. Its products are graded on the studies of every form of magnesium. This page is educational, not medical advice.

Studies of sulfate
146
Showed an improvement
29
Products
1
Ranked
1
Upper limit, supplements
350 mg a day
What it does, by goalMembersThe top 5 of 13 goals

33 of these 75 human studies gave magnesium sulfate by drip, injection or inhaler, not by mouth.

GoalWhat the studies showStudiesDose that worked
Improved in studies 24 studies, 6 showed an improvement, 7 found none, 1 pooled analysis, 12 by drip, injection or inhaler24–
Improved in studies 7 studies, 5 showed an improvement7–
Improved in studies 5 studies, 5 showed an improvement, 3 by drip, injection or inhaler5250 mg
Improved in studies 7 studies, 4 showed an improvement, 1 found none, 5 by drip, injection or inhaler7–
Improved in studies 5 studies, 3 showed an improvement, 1 found none, 1 by drip, injection or inhaler5300 mg
Improved in studies 7 studies, 2 showed an improvement, 2 found none, 2 by drip, injection or inhaler74 g
Improved in studies 6 studies, 2 showed an improvement, 1 found none, 1 pooled analysis, 2 by drip, injection or inhaler6–
Improved in studies 5 studies, 2 showed an improvement, 2 found none, 4 by drip, injection or inhaler5–
Improved in studies 2 studies, both showed an improvement2–
Improved in studies 5 studies, 1 showed an improvement, 2 by drip, injection or inhaler5–
Improved in studies 3 studies, 1 showed an improvement3–
Too few studies 2 studies, 1 found none, 2 by drip, injection or inhaler2–
Too few studies 1 study, no clear result1–

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Products – highest ranked firstMembersThe top 1 of 1
Dose and safetyThe dose that worked and the upper limit

The studies of magnesium sulfate taken by mouth that showed an improvement gave 250 mg to 4 g a day.

The upper limit from supplements is 350 mg of magnesium a day, counted as the magnesium itself, not the weight of the compound; above it, members see a note and are told they can take less.

Biohacker panelMembersWhat our 10 biohackers say about magnesium sulfate
Questions people askMembersAnswered from the figures on this page

What is magnesium sulfate good for?

Answer for members.

How much magnesium sulfate a day?

Answer for members.

Can I take magnesium sulfate with my meds?

Answer for members.

Members see the answers, checked against their own meds and goals. Start My 7-Day Free Trial →

Educational, not medical advice. Figures come from the human studies on PubMed we have graded; a study counts for a form when it names the form it used. Updated as new studies arrive. How we grade →