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Potassium Chloride Powder

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4.7
★ ★ ★ ★ ★
(3471 ratings)
Potassium 365 mg
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Score81
A useful potassium amount and flexible powder format provide efficient electrolyte support, though the chloride form and yield disclosure are basic.
How scoring works
Quantity:8 Liquid(s) • (324 servings)
Goals:
Heart Health

Score 81

A useful potassium amount and flexible powder format provide efficient electrolyte support, though the chloride form and yield disclosure are basic.
How scoring works
$5.80($0.01 per serving)
Daily Vita
$ 5.80
iHerb
$ 6.11
Vitacost
$ 6.39
Pure Formulas
$ 5.94
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Analysis

Potassium chloride provides an effective electrolyte source at a useful listed amount. The 365 mg serving is more substantial than a standard low-dose tablet but still represents a modest share of daily needs.

Its simple composition supports fluid balance and normal nerve and cardiac signaling. Chloride does not offer the alkalizing properties associated with citrate or bicarbonate.

Loose powder allows serving adjustments and many uses per container. Accurate measurement matters, and the label does not clearly distinguish salt weight from elemental potassium yield.

Who is it for
  • Adults seeking a flexible potassium powder
  • People wanting a direct electrolyte ingredient
Best for
  • Electrolyte replenishment
  • Adjustable potassium servings

Pros

  • Useful listed potassium amount
  • Effective chloride electrolyte form
  • Very large serving count

Cons

  • No buffering benefit from the chloride form
  • Elemental yield is not separately stated
  • Powder needs careful measuring

Warnings

  • The 365 mg potassium serving may be unsuitable with impaired kidney function because potassium can accumulate.
  • ACE inhibitors, ARBs, and potassium-sparing diuretics can increase the risk of excessive blood potassium.
  • Taking potassium without enough fluid or food may cause stomach irritation in sensitive users.

Nutrient quality

79 High impact

Potassium chloride is an effective electrolyte but lacks the buffering benefit of organic forms. The elemental amount is substantial enough to provide meaningful supplemental support, while kidney impairment, ACE inhibitors, ARBs, and potassium-sparing diuretics can make this amount unsafe by raising blood potassium.

Ingredient transparency

78 High impact

The chloride form and potassium amount are stated, though compound weight and elemental yield are not separated. Serving totals are apparent, but full directions and inactive ingredients are not supplied.

Customer satisfaction

71 High impact

The supplied average rating is strong. The very large rating base makes the average unusually stable, while complaint and firsthand experience details are unavailable.

Value for money

96 Highest impact

Formula quality supports the asking position well. The serving value is highly competitive within the category.

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Goals

Heart Health
Impact
High effect
C+ Goal FitB- Strength of SupportD- CoverageA Formula Quality

Potassium chloride supports normal blood pressure, fluid balance, and cardiac electrical activity. The 365 mg serving contributes only a small share of daily potassium needs and does not address lipids or cardiac energy.

The single mineral form and amount are transparent, while powder dosing allows flexible use. Potassium supplements can cause dangerous high blood potassium in kidney disease or when combined with ACE inhibitors, ARBs, or potassium-sparing diuretics.

Study evidence
Potassium Supportive 182 studies

Ingredients

IngredientAmount per serving
Potassium (Potassium Chloride)
365 mg
Gluten Free Adults 18–50 Vegan Dairy Free Vegetarian
Report overview
D+ Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyA+ Value

The chloride form is an effective electrolyte but lacks the broader buffering role of organic potassium forms. A 365 mg serving reaches the collection's effective range, although the label does not give both compound weight and elemental yield. Its very low serving cost makes it highly efficient for the amount supplied.

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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Potassium intake, stroke, and cardiovascular disease a meta-analysis of prospective studies.
    D'Elia L; Barba G; Cappuccio FP; Strazzullo P · Journal of the American College of Cardiology · 2011
    Meta-analysis247,510 participants11 studies pooledHeart Health forPotassium
  2. Oral potassium supplementation for management of essential hypertension: A meta-analysis of randomized controlled trials.
    Poorolajal J; Zeraati F; Soltanian AR; Sheikh V; Hooshmand E; Maleki A · PloS one · 2017
    Meta-analysis1,213 participants23 studies pooledHeart Health forPotassium
  3. Joint association of urinary sodium and potassium excretion with cardiovascular events and mortality: prospective cohort study.
    O'Donnell M; Mente A; Rangarajan S; McQueen MJ; O'Leary N; Yin L; Liu X; Swaminathan S; Khatib R; Rosengren A; Ferguson J; Smyth A; Lopez-Jaramillo P; Diaz R; Avezum A; Lanas F; Ismail N; Yusoff K; Dans A; Iqbal R; Szuba A; Mohammadifard N; Oguz A; Yusufali AH; Alhabib KF; Kruger IM; Yusuf R; Chifamba J; Yeates K; Dagenais G; Wielgosz A; Lear SA; Teo K; Yusuf S; PURE Investigators · BMJ (Clinical research ed.) · 2019
    Cohort study103,570 participantsHeart Health forPotassium
  4. Effect of Potassium Supplementation on Endothelial Function: A Systematic Review and Meta-Analysis of Intervention Studies.
    D'Elia L; Cappuccio FP; Masulli M; La Fata E; Rendina D; Galletti F · Nutrients · 2023
    Meta-analysis332 participants5 studies pooledHeart Health forPotassium
  5. Effects of potassium supplementation on office, home, and 24-h blood pressure in patients with essential hypertension.
    Kawano Y; Minami J; Takishita S; Omae T · American journal of hypertension · 1999
    Randomized trial55 participantsHeart Health forPotassium