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Potassium Gluconate Pure Powder

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4.7
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(1206 ratings)
Potassium 175 mg
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Score80
Flexible gluconate powder provides a moderate potassium amount, though it still offers narrow support and requires careful measurement.
How scoring works
Quantity:1 lb(s) • (413 servings)
Goals:
Cardiovascular Support
Heart Health

Score 80

Flexible gluconate powder provides a moderate potassium amount, though it still offers narrow support and requires careful measurement.
How scoring works
$17.40($0.04 per serving)
iHerb
$ 18.37
Vitacost
$ 19.47
Walmart
$ 21.51
Daily Vita
$ 17.40
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Analysis

The gluconate form is soluble and suitable for flexible potassium supplementation. A 175 mg serving is more useful than common low-dose tablets but remains modest beside daily needs.

Potassium directly supports fluid balance, vascular physiology, and cardiac electrical activity. The powder does not add magnesium or address other cardiovascular mechanisms.

Many servings make the container practical for measured, ongoing use. Loose powder calls for accurate dosing, especially for anyone with reduced kidney function or potassium-retaining medication.

Who is it for
  • Adults who prefer powder over tablets
  • People seeking a moderate potassium add-on
Best for
  • Adjustable potassium intake
  • Fluid balance support

Pros

  • Moderate listed potassium amount
  • Usable gluconate form
  • Flexible serving size
  • Large number of servings

Cons

  • Still modest relative to daily needs
  • No complementary minerals
  • Elemental and compound weights are not separated

Warnings

  • The 175 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 gluconate is reasonably absorbed but offers less buffering value than citrate. The elemental amount is moderate and remains a small share of daily potassium needs, while the amount is not excessive, though kidney impairment or potassium-retaining medicines still require caution.

Ingredient transparency

78 High impact

The gluconate form and potassium amount are visible, but elemental and compound weights are not separated. Serving totals are apparent, but full directions and inactive ingredients are not supplied.

Customer satisfaction

68 High impact

The supplied average rating is favorable. A large rating base gives the average good reliability, while complaint and firsthand experience details are unavailable.

Value for money

95 Highest impact

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

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Goals

Cardiovascular Support
Impact
High effect
B+ Goal FitC- Strength of SupportD- CoverageA Formula Quality
Potassium · 175 mg

Potassium supports blood pressure regulation and the electrical activity needed for a steady heartbeat. The 175 mg serving can supplement intake but is small compared with daily dietary needs.

The single-mineral formula is transparent and focused, yet it does not address lipids, endothelial nitric oxide, or antioxidant protection. Potassium supplements can be unsafe with kidney impairment or medicines that retain potassium, including ACE inhibitors, ARBs, and potassium-sparing diuretics.

Study evidence
Potassium Supportive 117 studies
Heart Health
Impact
High effect
C+ Goal FitC Strength of SupportD- CoverageA Formula Quality

Potassium gluconate supports normal blood pressure, fluid balance, and cardiac electrical activity. The 175 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 Gluconate)
175 mg
Gluten Free Adults 18–50 Vegan Dairy Free Vegetarian
Report overview
B+ Active Ingredient Quality & BioavailabilityC Dose, Safety & Label TransparencyB+ Value

Potassium gluconate offers good absorption, though it has less buffering value than citrate or bicarbonate. The 175 mg serving is moderate, and the label does not show both compound weight and elemental yield. Its extremely low serving cost offers good value for a smaller potassium dose.

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Sources

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

  1. 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
  2. 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
  3. Associations between sodium, potassium, and blood pressure: results from the Hispanic Community Health Study/Study of Latinos, a prospective cohort study.
    Swift SL; Sotres-Alvarez D; Raij L; Wassertheil-Smoller S; Schneiderman N; Llabre M; Zeki Al Hazzouri A; Rundek T; Van Horn L; Daviglus M; Castaneda S; Youngblood M; Mossavar-Rahmani Y; Elfassy T · The American journal of clinical nutrition · 2024
    Cohort study11,429 participantsHeart Health forPotassium
  4. Serum potassium levels provide prognostic information in symptomatic heart failure beyond traditional clinical variables.
    Toledo CC; Vellosa Schwartzmann P; Miguel Silva L; da Silva Ferreira G; Bianchini Cardoso F; Citelli Ribeiro V; Paim LR; Antunes-Correa LM; Carvalho Sposito A; Matos Souza JR; Modolo R; Nadruz W; Fernandes de Carvalho LS; Coelho-Filho OR · ESC heart failure · 2021
    Cohort study178 participantsHeart Health forPotassium
  5. Potassium-rich diet and risk of stroke: updated meta-analysis.
    D'Elia L; Iannotta C; Sabino P; Ippolito R · Nutrition, metabolism, and cardiovascular diseases : NMCD · 2015
    Meta-analysis333,250 participants14 studies pooledCardiovascular Support forPotassium
  6. Dietary Sodium and Potassium Intake and Risk of Non-Fatal Cardiovascular Diseases: The Million Veteran Program.
    Wang DD; Li Y; Nguyen XT; Song RJ; Ho YL; Hu FB; Willett WC; Wilson PWF; Cho K; Gaziano JM; Djoussé L; On Behalf Of The Va Million Veteran Program · Nutrients · 2022
    Cohort study180,156 participantsCardiovascular Support forPotassium
  7. Urinary potassium excretion and risk of cardiovascular events.
    Kieneker LM; Gansevoort RT; de Boer RA; Brouwers FP; Feskens EJ; Geleijnse JM; Navis G; Bakker SJ; Joosten MM; PREVEND Study Group · The American journal of clinical nutrition · 2017
    Cohort study7,795 participantsCardiovascular Support forPotassium
  8. The Relation of Serum Potassium Concentration with Cardiovascular Events and Mortality in Community-Living Individuals.
    Hughes-Austin JM; Rifkin DE; Beben T; Katz R; Sarnak MJ; Deo R; Hoofnagle AN; Homma S; Siscovick DS; Sotoodehnia N; Psaty BM; de Boer IH; Kestenbaum B; Shlipak MG; Ix JH · Clinical journal of the American Society of Nephrology : CJASN · 2017
    Cohort study9,651 participantsCardiovascular Support forPotassium
  9. Sex-specific associations between sodium and potassium intake and overall and cause-specific mortality: a large prospective U.S. cohort study, systematic review, and updated meta-analysis of cohort studies.
    Gan L; Zhao B; Inoue-Choi M; Liao LM; Graubard BI; Weinstein SJ; Albanes D; Huang J · BMC medicine · 2024
    Meta-analysis416,104 participantsCardiovascular Support forPotassium
  10. 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 pooledCardiovascular Support Heart Health forPotassium
  11. Blood pressure response to changes in sodium and potassium intake: a metaregression analysis of randomised trials.
    Geleijnse JM; Kok FJ; Grobbee DE · Journal of human hypertension · 2003
    Meta-analysis27 studies pooledCardiovascular Support forPotassium
  12. Twenty-Four-Hour Urinary Sodium and Potassium Excretion and Their Associations With Blood Pressure Among Adults in China: Baseline Survey of Action on Salt China.
    Li Y; Zhang P; Wu J; Ma J; Xu J; Zhang X; Luo R; Liu M; Sun Y; Li X; Tan M; He FJ; MacGregor GA; Li X · Hypertension (Dallas, Tex. : 1979) · 2021
    Cross-sectional study5,353 participantsCardiovascular Support forPotassium
  13. 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
  14. 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