PlainPill

Magnesium Complex

People mainly take Magnesium Complex for anxiety, sleep, mood. Based on 6 first-hand reports and 0 meta-analyses & systematic reviews in the medical literature. Ranked #551 of 1,974 overall.

25
User score
Mostly positive
50% positive0% mixed0% negative50% unclear

Of reports that state an outcome, 100% are positive.

Clinical research
CLimited research
0
meta-analyses
1
RCTs
153
papers

What Magnesium Complex does, according to users

Of the people who reported each effect, the share who said it got better.

2 more with fewer than 3 reports
betterno changeworse

What the research says

Systematic reviews and meta-analyses from PubMed, with their published conclusions.

CLimited research

1–4 randomized controlled trials, no meta-analysis yet. The grade measures how much human research exists — read the conclusions below for what it found.

No meta-analyses or systematic reviews published yet — 1 randomized trials found.

Dosage people report

As stated by users — not a recommendation. Follow the label or your doctor.

400 mgonly when needed, before bed
dailyas reported
200 mgnightly

Reported side effects

How often each side effect came up across all reports.

diarrhea ×1

What users say

Verbatim quotes, shortened only — each links to the original discussion.

“Magnesium (complex) 400mg: It has a minimal effect on my moods - maybe slightly calming. I sometimes take it to chill me out before bed to aid my sleep. It has the side effect of making me poop more.”
Source discussion ↗
“Consider adding a magnesium supplement (complex) to this.”
Source discussion ↗
“I've recently started taking a magnesium complex, L-threaonate, glycinate and taurate... I feel so much calmer and more patient all day”
Source discussion ↗
“I specifically bought it (and a magnesium complex) for my anxiety a few days ago”
Source discussion ↗
“I take at night Magnesium Complex and L theanine also for my OCD and GAD”
Source discussion ↗
Top discussions (5)

Other options for anxiety

User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 2, 2026. How we rate