Last update
5/11/2026
Research Authors

Overview

SCIENTIFIC SCORE
Possibly Effective
Based on 1 Research
7
USERS' SCORE
Good
Based on 28 Reviews
8.1
Supplement Facts
Serving Size:  1 Vegetarian Capsule
Amount Per Serving
%DV
Magnesium (as ZumXR® magnesium oxide, magnesium citrate)
250 mg
60%
📅 Last updated:

Top Medical Research Studies

7
Magnesium's role in sleep apnea
We aimed to uncover the relationship between magnesium levels and sleep quality, particularly focusing on sleep apnea. Our study analyzed data from a large group of adults aged 20 and older, using a well-structured method to assess magnesium levels and the prevalence of sleep issues.

We found a notable connection between lower magnesium levels, measured as the magnesium depletion score (MDS), and the likelihood of experiencing sleep apnea. Specifically, individuals with higher MDS levels were significantly more likely to report sleep apnea, showing over three times the odds compared to those with adequate magnesium levels.

Interestingly, our research did not link magnesium deficiency to other sleep problems like insomnia or restless legs syndrome, suggesting a more complex relationship with sleep apnea alone. Additionally, we noticed that older adults with depressive symptoms showed a tendency toward excessive sleep rather than insufficient sleep.

While our findings highlight the association between magnesium deficiency and sleep apnea, they also point towards the potential of adequate magnesium intake in reducing this risk. This emphasizes the importance of maintaining proper magnesium levels for better sleep quality, especially in those at higher risk for sleep apnea.
Read More

Most Useful Reviews

9
Better sleep achieved
6 people found this helpful
This slow-release magnesium has transformed my sleep. For years, I averaged only 2–4 hours a night, despite trying everything including magnesium. After taking this product, my sleep quality has improved remarkably. It's an incredible feeling—almost back to normal!
Read More
9
Reduced irritation
4 people found this helpful
I take these capsules at night. Although they are large, they’re easy to swallow. I've noticed a positive effect—I'm sleeping better and no longer waking during the night. I feel more composed and less irritable overall. It's unfortunate that this can't be taken continuously.
Read More
9
Emotionally stable sleep
1 people found this helpful
This product is fantastic; it's my third repurchase. I take one capsule daily, and after finishing the first bottle, I feel emotionally stable, my body is more relaxed, and my sleep quality has greatly improved. The capsule packaging is absorbed better than lozenges.
Read More

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Medical Researches

SCIENTIFIC SCORE
Possibly Effective
Based on 1 Research
7
  • All Researches
7
Magnesium's role in sleep apnea
We aimed to uncover the relationship between magnesium levels and sleep quality, particularly focusing on sleep apnea. Our study analyzed data from a large group of adults aged 20 and older, using a well-structured method to assess magnesium levels and the prevalence of sleep issues.

We found a notable connection between lower magnesium levels, measured as the magnesium depletion score (MDS), and the likelihood of experiencing sleep apnea. Specifically, individuals with higher MDS levels were significantly more likely to report sleep apnea, showing over three times the odds compared to those with adequate magnesium levels.

Interestingly, our research did not link magnesium deficiency to other sleep problems like insomnia or restless legs syndrome, suggesting a more complex relationship with sleep apnea alone. Additionally, we noticed that older adults with depressive symptoms showed a tendency toward excessive sleep rather than insufficient sleep.

While our findings highlight the association between magnesium deficiency and sleep apnea, they also point towards the potential of adequate magnesium intake in reducing this risk. This emphasizes the importance of maintaining proper magnesium levels for better sleep quality, especially in those at higher risk for sleep apnea.
Read More

User Reviews

USERS' SCORE
Good
Based on 28 Reviews
8.1
  • All Reviews
  • Positive Reviews
  • Negative Reviews
9
Better sleep achieved
6 people found this helpful
This slow-release magnesium has transformed my sleep. For years, I averaged only 2–4 hours a night, despite trying everything including magnesium. After taking this product, my sleep quality has improved remarkably. It's an incredible feeling—almost back to normal!
Read More
9
Reduced irritation
4 people found this helpful
I take these capsules at night. Although they are large, they’re easy to swallow. I've noticed a positive effect—I'm sleeping better and no longer waking during the night. I feel more composed and less irritable overall. It's unfortunate that this can't be taken continuously.
Read More
9
Emotionally stable sleep
1 people found this helpful
This product is fantastic; it's my third repurchase. I take one capsule daily, and after finishing the first bottle, I feel emotionally stable, my body is more relaxed, and my sleep quality has greatly improved. The capsule packaging is absorbed better than lozenges.
Read More
9
Trusted brand effect
It's a trusted brand, and I genuinely believe it helps me sleep better.
Read More
7.5
Sleep after delay
7 people found this helpful
If there's a significant magnesium deficiency, immediate effects shouldn't be expected. My mother took the capsules for a month without improvement in her sleep. After a month’s break, she took the capsules again and found that she could fall asleep peacefully after about an hour. Previously, she would only manage five hours of sleep and often experienced panic attacks. I'm pleased that magnesium has been beneficial for her!
Read More

Frequently Asked Questions

7.5
Sleep after delay
7 people found this helpful
If there's a significant magnesium deficiency, immediate effects shouldn't be expected. My mother took the capsules for a month without improvement in her sleep. After a month’s break, she took the capsules again and found that she could fall asleep peacefully after about an hour. Previously, she would only manage five hours of sleep and often experienced panic attacks. I'm pleased that magnesium has been beneficial for her!
9
Better sleep achieved
6 people found this helpful
This slow-release magnesium has transformed my sleep. For years, I averaged only 2–4 hours a night, despite trying everything including magnesium. After taking this product, my sleep quality has improved remarkably. It's an incredible feeling—almost back to normal!
9
Reduced irritation
4 people found this helpful
I take these capsules at night. Although they are large, they’re easy to swallow. I've noticed a positive effect—I'm sleeping better and no longer waking during the night. I feel more composed and less irritable overall. It's unfortunate that this can't be taken continuously.
9
Emotionally stable sleep
1 people found this helpful
This product is fantastic; it's my third repurchase. I take one capsule daily, and after finishing the first bottle, I feel emotionally stable, my body is more relaxed, and my sleep quality has greatly improved. The capsule packaging is absorbed better than lozenges.
7.5
Calming effect
Excellent magnesium that strengthens the heart and calms the nervous system. It has really improved my sleep and general well-being.
9
Quickly effective
3 people found this helpful
After purchasing it, I began taking it before bed recently. Typically, I sleep well, but the combination of this supplement and magnesium oil has been remarkable. I can fall asleep almost immediately, and while I set an alarm, I didn't oversleep. It has been highly effective for me, and I intend to continue using it.
7.5
Sleep improvement noted
2 people found this helpful
Excellent magnesium! I take two capsules at once or one at lunch and dinner, and I notice that my sleep is improving.
7
Magnesium's role in sleep apnea
We aimed to uncover the relationship between magnesium levels and sleep quality, particularly focusing on sleep apnea. Our study analyzed data from a large group of adults aged 20 and older, using a well-structured method to assess magnesium levels and the prevalence of sleep issues.

We found a notable connection between lower magnesium levels, measured as the magnesium depletion score (MDS), and the likelihood of experiencing sleep apnea. Specifically, individuals with higher MDS levels were significantly more likely to report sleep apnea, showing over three times the odds compared to those with adequate magnesium levels.

Interestingly, our research did not link magnesium deficiency to other sleep problems like insomnia or restless legs syndrome, suggesting a more complex relationship with sleep apnea alone. Additionally, we noticed that older adults with depressive symptoms showed a tendency toward excessive sleep rather than insufficient sleep.

While our findings highlight the association between magnesium deficiency and sleep apnea, they also point towards the potential of adequate magnesium intake in reducing this risk. This emphasizes the importance of maintaining proper magnesium levels for better sleep quality, especially in those at higher risk for sleep apnea.

References

  1. Luo X, Tang M, Wei X, Peng Y. Association between magnesium deficiency score and sleep quality in adults: A population-based cross-sectional study. J Affect Disord. 2024;358:105. 10.1016/j.jad.2024.05.002
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