Comparison
Potassium vs Magnesium
TL;DR
Quick comparison: Potassium and Magnesium have 1 overlapping categories and appear together in 16 products.
- Choose Potassium if: Potassium regulates blood pressure by balancing sodium levels, supports heart rh...
- Choose Magnesium if: Essential mineral involved in over 300 enzymatic reactions including energy prod...
- Take both if: You want comprehensive coverage across 1 shared categories.
565 products
analyzed in our comprehensive supplement database
Source · MoodStack Database (2026)
Side-by-side comparison
| Feature | Potassium | Magnesium |
|---|---|---|
| Type | mineral | mineral |
| Common Dosage | N/A | 310-420 mg daily |
| Best Bioavailability | Potassium Bicarbonate (90%) | Magnesium Bisglycinate (85%) |
| Categories | 1 | 7 |
| Available Products | 0 | 0 |
Potassium
Magnesium
Can you take both?
Yes, Potassium and Magnesium can typically be taken together. In fact, we found 16 products in our database that contain both supplements, suggesting they complement each other well.
Both supplements share 1 common category, indicating they may work synergistically for similar health goals.
Key differences
Option A
Potassium
Potassium regulates blood pressure by balancing sodium levels, supports heart rhythm, and aids muscle function, preventing cramps. It promotes nerve signaling and fluid balance, reducing stroke risk. Bananas, spinach, and potatoes are rich sources.
Categories
Common forms
- Potassium Bicarbonate · 90% bioavailability
- Potassium chloride · 90% bioavailability
- Potassium citrate · 80% bioavailability
Option B
Magnesium
Essential mineral involved in over 300 enzymatic reactions including energy production, protein synthesis, muscle/nerve function, and blood pressure regulation.
Common forms
- Magnesium Bisglycinate · 85% bioavailability
- Magnesium Taurate · 80% bioavailability
- DiMagnesium Malate · 75% bioavailability
Shared categories
Both Potassium and Magnesium are used for these health goals:
Products with both Potassium and Magnesium
We found 12 products that combine both supplements:
Adult 50+ Mature Multi Vitamins & Minerals
Transparent Labs Hydrate
AG1 Next Gen
Gorilla Hydration
Centrum Silver Men 50+ Multivitamin/Multimineral Supplement
Centrum Silver Adults 50+ Multivitamin/Multimineral Supplement
Centrum Men Multivitamin/Multimineral Supplement
Centrum Silver Women 50+ Multivitamin/Multimineral Supplement
Centrum Adults Multivitamin/Multimineral Supplement
Balance
Women's Multi-Vitamin
Transparent Labs Prebiotic Greens
Frequently asked
What is the difference between Potassium and Magnesium?
Can I take Potassium and Magnesium together?
Which is more popular: Potassium or Magnesium?
Related comparisons & products
Medical disclaimer: This content is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before starting any supplement regimen.