The Claim

In adults recovering from open-heart surgery, daily supplementation with 500 mg of magnesium oxide for five days is associated with significantly higher serum magnesium levels, lower anxiety and depression scores, and improved sleep quality compared to routine care alone.

Source: Effect of short-term magnesium supplementation on anxiety, depression and sleep quality in patients after open-heart surgery

What the research says

Supports is higher

Support is ahead, but a single strong opposing study can change this.

Supports
35score
Challenges
0score

These are independent scores, not a percentage. Higher-grade studies count more, so a single strong opposing study can outweigh several weaker ones.

Correlation
1 study reviewed
In plain English

Adults recovering from open-heart surgery who take 500 mg of magnesium oxide daily for five days have higher serum magnesium levels, lower anxiety and depression scores, and better sleep quality than those receiving routine care alone.

See the scientific wording

In adults recovering from open-heart surgery, daily supplementation with 500 mg of magnesium oxide for five days is associated with significantly higher serum magnesium levels, lower anxiety and depression scores, and improved sleep quality compared to routine care alone.

Why this might work

More magnesium in the blood lets brain cells calm down by boosting a natural calming signal, which reduces overactive stress responses and helps the brain switch into rest mode more easily.

Supported mechanismbased on 1 study

What the research says

1 study
  1. Study: Effect of short-term magnesium supplementation on anxiety, depression and sleep quality in patients after open-heart surgery

    People who took a daily magnesium pill after heart surgery felt less anxious and depressed and slept better than those who didn’t take the pill. The study shows magnesium helps with mood and sleep during recovery.

Score breakdown, mechanism chain, raw evidence, ideal studies needed & 1 supporting studies

Fit Body Science verdict — we translate health claims into clear verdicts backed by peer-reviewed research.

Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.