Magnesium Threonate Supplement Guide: Benefits, Dosage & Reviews

Enhances cognitive function, memory, and brain health by increasing magnesium levels in the brain

Magnesium L-threonate is a specially formulated form of magnesium that can cross the blood-brain barrier and increase magnesium levels directly in the brain. It is designed to support cognitive health, memory, focus, and overall brain function.

cognitionAverage Cost: $15/monthUsed by 4 biohackers

Magnesium Threonate Key Metrics & Safety Profile

7/10
Safety Score
75%
Effectiveness
moderate
Evidence Level
low
Cost Level

Research Quality & Regulatory Status

FDA & Regulatory Status

FDA Approved
No
StatusGRAS
Approval Date7/1/2014

FDA reviewed GRAS dossier GRN No 499 in 2014 for use in food and food supplements as magnesium source without raising questions

Where to Buy Magnesium Threonate

Compare prices from trusted brands.

💡 Pro Tip: Start with the lowest effective dose and monitor your response. Quality varies between brands - choose reputable manufacturers only.

Magnesium Threonate Dosage & Timing Recommendations

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Recommended Dosage

1.5-3g daily (providing approximately 124-250mg elemental magnesium)

Optimal Timing

Divided into two doses, can be taken with or without food

Important Dosage Notes

Always start with the lowest effective dose and gradually increase as needed. Individual responses vary significantly based on body weight, metabolism, and health status.

Magnesium Threonate Benefits & Effects

  • Enhanced memory and learning
  • Improved cognitive function
  • Better sleep quality
  • Reduced anxiety and stress
  • Increased synaptic plasticity
  • Protection against age-related cognitive decline
  • Improved executive function

Magnesium Threonate Side Effects & Safety Considerations

While Magnesium Threonate is generally considered safe with a safety score of 7/10, some individuals may experience the following side effects:

  • Digestive discomfort
  • Bloating
  • Gas
  • Upset stomach
  • Drowsiness
  • Headaches
  • Nausea
  • Loose stools

Magnesium Threonate Drug Interactions & Contraindications

Magnesium Threonate may interact with certain medications or conditions. Consult your healthcare provider if you are taking:

  • Blood pressure medications (calcium channel blockers)
  • Antibiotics (tetracyclines, quinolones)
  • Sleep aids and sedatives
  • Loop diuretics
  • Thiazide diuretics
  • Potassium-sparing diuretics
  • Muscle relaxants
  • Penicillamine
  • Corticosteroids

Magnesium Threonate Reviews from Verified Biohackers

AH

Neuroscientist and Professor at Stanford University School of Medicine

Dosage:

140mg

Timing:

30-60 minutes before bed

Rating:

9/10

Crosses blood-brain barrier for sleep and cognitive support
GB
Gary BreckaVerified

Human Biologist, Biohacker, and Longevity Expert

Dosage:

200-400 mg

Timing:

Evening

Rating:

9/10

Uses well-absorbed forms to aid sleep, muscle relaxation, and mental calmness
TF
Tim FerrissVerified

Author, Entrepreneur, and Investor

Dosage:

144mg

Timing:

Daily

Rating:

8/10

Sleep optimization and brain health
DP
Dave PascoeVerified

Longevity Biohacker and Former Network Security Professional

Dosage:

1000mg

Timing:

Bedtime

Rating:

8/10

Sleep support and brain health

Frequently Asked Questions About Magnesium Threonate

What is Magnesium Threonate?

Magnesium L-threonate is a specially formulated form of magnesium that can cross the blood-brain barrier and increase magnesium levels directly in the brain. It is designed to support cognitive health, memory, focus, and overall brain function.

Is Magnesium Threonate safe?

Magnesium Threonate has a safety score of 7/10 based on available research and user reports.As with any supplement, individual responses may vary. Always start with the lowest effective dose and monitor for any adverse reactions.

How effective is Magnesium Threonate?

Magnesium Threonate has an effectiveness score of 75% with moderate evidence supporting its use. Effectiveness can vary significantly between individuals based on genetics, lifestyle, and health status.

Can I take Magnesium Threonate with other supplements?

Magnesium Threonate may interact with certain medications and supplements. Known interactions include: Blood pressure medications (calcium channel blockers), Antibiotics (tetracyclines, quinolones), Sleep aids and sedatives, Loop diuretics, Thiazide diuretics, Potassium-sparing diuretics, Muscle relaxants, Penicillamine, Corticosteroids. Consult with a healthcare provider before combining supplements.