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Mineral

Potassium (as Potassium Gluconate)

Also known as: Potassium Gluconate, Potassium, K+, Gluconic acid potassium salt

A
Evidence

Potassium is an essential electrolyte critical for cardiac function, muscle contraction, and fluid balance. Potassium gluconate is an organic salt form commonly used in supplements for bioavailability and gastrointestinal tolerance.

Primary uses

  • Electrolyte balance
  • Blood pressure support
  • Muscle function
  • Cardiovascular health
  • Prevention of hypokalemia

How it works

  • Maintains cellular membrane potential
  • Regulates muscle and cardiac contractility
  • Modulates sodium-potassium pump (Na+/K+-ATPase)
  • Supports vascular smooth muscle function

Dosage

Typical range
2,600–3,400 mg daily (65–85 mmol/day)
Timing
With meals; split doses if taking higher amounts
With food
Recommended to reduce gastrointestinal irritation and enhance absorption
Duration
Long-term supplementation is appropriate for individuals with inadequate dietary intake; compliance should be monitored
Special populations
Pregnant/nursing women: 2,600–2,900 mg daily; do not exceed recommended intake without medical supervision. Individuals with kidney disease, ACE inhibitor use, or potassium-sparing diuretics require medical monitoring.

Forms

  • Powder· 70/100
  • Tablet· 70/100
  • Capsule· 70/100
  • Liquid· 70/100

Safety

Common side effects

  • Gastrointestinal upset (nausea, vomiting, abdominal discomfort)
  • Metallic taste
  • Diarrhea at high doses

Contraindications

  • Hyperkalemia (elevated serum potassium)
  • Kidney disease or impaired renal function
  • Concurrent use of ACE inhibitors or potassium-sparing diuretics without medical oversight
  • Addison's disease
  • Severe dehydration

Evidence notes

Potassium is an essential mineral with extensive clinical evidence supporting its role in cardiovascular health, blood pressure regulation, and electrolyte homeostasis. Well-established RCT evidence from decades of research.

Grade A: Multiple well-designed human trials support the main claims.

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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider.