All Supplements
Magnesium L-Threonate vs Potassium
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Magnesium L-Threonate
Potassium
Typical Dosage
1,500-2,000mg (providing ~144mg elemental Mg)
2,600-3,400 mg daily
Best Form
Magnesium L-Threonate (Magtein)
Potassium Citrate
Key Benefits
5
6
Evidence Rating
★★★
★★★★★
Best Time
Evening — has calming/sleep-promoting effects
Distributed throughout meals and day
Magnesium L-Threonate Benefits
✓Crosses blood-brain barrier
✓May improve memory and learning
✓Sleep quality improvement
✓Brain magnesium levels
✓Potential neuroprotective effects
Potassium Benefits
✓Supports healthy blood pressure regulation
✓Promotes cardiovascular health and heart function
✓Enables proper muscle contraction and function
✓Maintains fluid and electrolyte balance
✓Supports nerve signal transmission
✓Reduces risk of kidney stones
Can You Take Both Together?
In most cases, Magnesium L-Threonate and Potassium can be taken together safely. However, always check the interactions section of each supplement and consult a healthcare professional if you take medication.
Which Should You Choose?
Choose Magnesium L-Threonate if your primary goal is: crosses blood-brain barrier. Choose Potassium if your primary goal is: supports healthy blood pressure regulation. Many people take both as they target different aspects of health.
Disclaimer: This comparison is for educational purposes only. Always consult a healthcare professional before starting any supplement.