Pure Encapsulations

Magnesium Powder, 108 g

Pure Encapsulations Magnesium Powder delivers magnesium as magnesium citrate in a versatile powdered form, supporting muscle relaxation, healthy nerve function, and restful sleep.

4.4 across 7 sources

May be a fit for

  • Adults seeking magnesium powder for flexible, adjustable daily dosing
  • Individuals supporting muscle relaxation and recovery with magnesium
  • Practitioners protocols requiring highly bioavailable magnesium in powder form
$31.99

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PowderFormat
108 gPack size
The essentials

A closer look.

Pure Encapsulations Magnesium Powder delivers magnesium as magnesium citrate in a versatile powdered form, supporting muscle relaxation, healthy nerve function, and restful sleep. Designed for those who prefer a dissolvable format over capsules, it's well-suited for adults seeking flexible dosing or who have difficulty swallowing pills.

Why It's Worth Considering: Pure Encapsulations uses magnesium citrate, a form recognized for its solubility, and formulates without common allergens, artificial additives, or unnecessary fillers, consistent with the brand's practitioner-grade manufacturing standards.

The Apotheca perspective

50+ signals. A clearer standard.

Our curation and trust scoring bring together manufacturing, testing, research, practitioner insight and reviews from across the web.

91OUT OF 100
Manufacturing7878
Lab verification7878
Transparency6868

Our score is an editorial assessment, not a product certification or a guarantee of results.

Inside the formula

Product details

Who it may suit

May be a fit for

  • Adults seeking magnesium powder for flexible, adjustable daily dosing
  • Individuals supporting muscle relaxation and recovery with magnesium
  • Practitioners protocols requiring highly bioavailable magnesium in powder form
  • Those with difficulty swallowing capsules who need magnesium supplementation

Considerations

  • Severe kidney disease (impaired Mg excretion)
  • Taking antibiotics — separate by 2+ hours
  • Myasthenia gravis
  • Already taking high-dose magnesium from another source
Compatibility & interactions

Works Well With

Vitamin D3
Mg activates vitamin D
B-Complex
Mg is a cofactor in B vitamin metabolism
Ashwagandha
Both support stress response

Take Separately From

Calcium
High-dose calcium can reduce Mg absorption
What to expect over time
Day 1–7

Sleep Improvement

Faster sleep onset, deeper REM

Week 2–4

Cramp Relief

Reduced nighttime cramps and muscle tension

Week 4–8

Mood & Calm

Lower baseline anxiety, improved stress resilience

Week 8–12

Serum Optimization

Measurable RBC magnesium improvement

Based on clinical research on magnesium supplementation. Effects are cumulative with consistent daily use.

Compare the options

Compare Magnesium Forms

Which form is right for you?

FeatureGlycinateCitrateOxideL-ThreonateTaurate
BioavailabilityHigh (chelated)Moderate-HighLow (4-5%)ModerateModerate-High
Best ForSleep, anxiety, crampsConstipation, generalBudget (low absorption)Cognitive functionHeart health
GI ToleranceExcellentModeratePoor (laxative)GoodGood
Laxative EffectNoneMild–ModerateStrongNoneNone
EvidenceStrongStrongWeakEmergingModerate
Explore complementary products
From across the web

Real reviews. A wider perspective.

Customer reviews, social conversations and expert insights, with every source in view.

4.4/5Aggregate source rating
Marketplaces & brand websites
Amazon, iHerb and direct brand reviews
Social & community
Reddit, X, Instagram and TikTok
Video & creators
YouTube and creator perspectives

Coverage varies by product and brand.

564 product and brand ratings and mentions across 7 sources.

Explore the source sentiment summary

Strong consensus that magnesium glycinate/threonate significantly improves sleep and overall wellbeing, with high praise for absorbability and life-changing results.

This summary includes broader brand discussion. Individual experiences are not evidence of product effectiveness.

Good to know

A few useful answers.

Research & further reading

More category questions

What is the best form of magnesium to take?

Magnesium glycinate (bisglycinate chelate) is widely considered the best form for sleep, anxiety, and muscle cramps due to high bioavailability and zero laxative effect. Citrate is better for constipation. Threonate may be superior for cognitive function as it crosses the blood-brain barrier. Oxide has only 4-5% absorption and is primarily a laxative.

Does magnesium glycinate cause diarrhea?

No. Unlike magnesium citrate and oxide which draw water into the intestines (osmotic laxative effect), glycinate is chelated and absorbed through a different pathway that does not affect GI motility. It is the most GI-friendly magnesium form available.

When is the best time to take magnesium?

Take 1-2 hours before bed for sleep benefits. The glycine component promotes relaxation via GABA receptor activity. For general supplementation, any time works — glycinate does not require food for absorption.

How do I know if I am magnesium deficient?

Standard blood tests (serum magnesium) are unreliable — only 1% of body magnesium is in the blood. Signs include muscle cramps, poor sleep, anxiety, eye twitches, chocolate cravings, and headaches. Since 80%+ of adults are suboptimal, supplementation is generally recommended.

Can I take magnesium with other supplements?

Yes, but separate from zinc, calcium, and iron by 2+ hours (they compete for absorption). Magnesium pairs well with Vitamin D3, K2, and B6 taken together.

How much magnesium should I take daily?

The RDA is 310-420mg/day for adults. Most functional medicine practitioners recommend 400-600mg for therapeutic benefit. Start with the product's recommended dose and adjust based on response.

Supplement information is provided for education and is not a substitute for personalized medical advice. Supplements are not intended to diagnose, treat, cure or prevent disease. Read the current product label before use.

Pure Encapsulations - Magnesium Powder, 108 g Pure Encapsulations

Apotheca quality score

91/100

The overall score combines several sources of information. The individual dimensions below show where those signals are stronger or more limited; they are not a simple average of the overall score.

Manufacturing7878
Lab verification7878
Review consensus93.193.1
Practitioner signals52.052.0
Community signals7171
Transparency6868
See available brand signals
✓
Good manufacturing practices verifiedStandard
✓
Quality ingredients with verified sourcingGood
✓
Clean FDA regulatory recordNo issues
✓
Positive consumer reviews and community feedbackGood
✓
Authorized distribution channel verifiedDirect

Our score is an editorial assessment, not a product certification or a guarantee of results.

How our scoring works ↗