Compare Supplements

Side-by-side comparison of 2 supplements

K9.0

Potassium

Moderate safety

A9.0

Vitamin A

Moderate safety

Evidence

Evidence Score9/10

Studies: 24

Meta-analyses: 27

Evidence Score9/10

Studies: 46

Meta-analyses: 34

Dosage & timing

Dosage:

99-500mg daily from supplements (food provides more)

Best Time:

With meals · with food

Take with food

Form:

Potassium Citrate or Potassium Gluconate

Dosage:

2500-5000 IU daily (retinol); up to 25000 IU (beta-carotene)

Best Time:

With meals · with food

Take with food

Form:

Mixed carotenoids or low-dose retinyl palmitate

What you'll notice

📉 Lower Blood Pressure75%

2-4 weeks

💪 Reduced Muscle Cramps65%

1-2 weeks

🧠 Stroke Prevention60%

Long-term

👁️ Vision Support80%

2-4 weeks

🛡️ Immune Support70%

2-4 weeks

✨ Skin Health65%

4-8 weeks

Safety

Moderate safety

Contraindications:

Kidney disease
Hyperkalemia
Use of potassium-sparing diuretics

Drug Interactions:

ACE inhibitors
Potassium-sparing diuretics
NSAIDs

Side Effects:

GI upsetHyperkalemia

Moderate safety

Contraindications:

Pregnancy (high-dose retinol is teratogenic)
Liver disease

Drug Interactions:

Retinoid medications (Accutane)
Orlistat
isotretinoin

Side Effects:

Hypervitaminosis ASkin yellowing (beta-carotene)

Works well with

enhances

complementary

complementary

complementary

How they work together

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