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Potassium (Citrate)

Pure Encapsulations
4.8
★ ★ ★ ★ ★
(94 ratings)
Potassium 200 mg
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Score81
A clean, moderate-dose potassium citrate capsule with good absorption and convenient use. It is a focused mineral option rather than a complete cardiovascular formula.
How scoring works
Quantity:90 Capsule(s) • (90 servings)
Goals:
Heart Health

Score 81

A clean, moderate-dose potassium citrate capsule with good absorption and convenient use. It is a focused mineral option rather than a complete cardiovascular formula.
How scoring works
$18.50($0.20 per serving)
Pure Formulas
$ 18.50
Walmart
$ 18.50
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Analysis

Potassium citrate offers good absorption and useful alkalizing activity. The capsule provides a moderate amount that may be easier to fit into a daily plan than a high-potency powder.

The single active keeps the label simple and makes the purpose clear. Separate disclosure of citrate compound weight and elemental yield would improve technical transparency, but the listed potassium amount is usable.

The capsules fit adults who want a controlled serving without measuring loose powder. Someone needing large dietary replacement or broader heart support may need food changes or other targeted nutrients as well.

Who is it for
  • Adults who prefer potassium capsules
  • People seeking an alkalizing mineral form
  • Users wanting a moderate fixed serving
Best for
  • Daily potassium support
  • Avoiding bulk-powder measurement
  • Complementing potassium-rich foods

Pros

  • Uses potassium citrate
  • Simple single-active formula
  • Convenient fixed-dose capsule

Cons

  • Moderate rather than high-potency amount
  • Does not support other cardiovascular pathways
  • Does not separately list citrate compound weight

Warnings

  • Kidney disease can impair potassium clearance, so use in that setting requires medical direction.
  • ACE inhibitors, angiotensin receptor blockers, and potassium-sparing diuretics can raise potassium and may not combine safely with this supplement.

Nutrient quality

86 Highest impact

Potassium citrate provides a high-quality form at a moderate supplemental amount. The simple dose supports electrolyte and cardiovascular physiology, but kidney impairment or potassium-retaining medicines require caution.

Ingredient transparency

81 Highest impact

The active form and amount are clear without a hidden blend. Complete directions and capsule excipients are not supplied.

Customer satisfaction

64 Moderate impact

The strong average rating and modest review count make the aggregate satisfaction signal encouraging but incomplete. No detailed review text was provided, so recurring complaints and purpose alignment cannot be assessed.

Value for money

90 Highest impact

A premium form and modest serving cost provide strong value. The focused capsule compares well with basic potassium supplements despite its moderate dose.

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Goals

Impact
High effect
B+ Goal FitC+ Strength of SupportD+ CoverageA Formula Quality

Potassium supports normal blood-pressure regulation, fluid balance, and cardiac electrical activity. Potassium citrate is a clear and appropriate supplemental form.

The amount is modest relative to daily dietary needs and the single-mineral formula does not cover lipids, vascular nitric oxide, or cardiac energy. People using potassium-sparing medicines or managing kidney disease should avoid unsupervised potassium supplementation.

Study evidence
Potassium Supportive 182 studies

Ingredients

IngredientAmount per serving
Potassium (Potassium Citrate)
200 mg
Gluten Free Adults 18–50
Report overview
A+ Active Ingredient Quality & BioavailabilityC Dose, Safety & Label TransparencyB- Value

Potassium citrate provides a high-quality, well-absorbed source with useful alkalizing activity. The amount is moderate rather than high potency, and the label implies elemental yield without showing compound weight. Very low serving cost gives strong practical value for a moderate premium-form dose.

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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. 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
  4. Magnesium and Potassium Supplementation for Systolic Blood Pressure Reduction in the General Normotensive Population: A Systematic Review and Subgroup Meta-Analysis for Optimal Dosage and Treatment Length.
    Behers BJ; Behers BM; Stephenson-Moe CA; Vargas IA; Meng Z; Thompson AJ; Melchor J; Wojtas CN; Rosario MA; Baker JF; Deevers AC; Mouratidis RW; Sweeney MJ · Nutrients · 2024
    Meta-analysisHeart Health forPotassium
  5. Potassium intake and risk of stroke in women with hypertension and nonhypertension in the Women's Health Initiative.
    Seth A; Mossavar-Rahmani Y; Kamensky V; Silver B; Lakshminarayan K; Prentice R; Van Horn L; Wassertheil-Smoller S · Stroke · 2015
    Cohort study90,137 participantsHeart Health forPotassium
  6. Effect of high potassium diet on endothelial function.
    Blanch N; Clifton PM; Petersen KS; Willoughby SR; Keogh JB · Nutrition, metabolism, and cardiovascular diseases : NMCD · 2015
    Randomized trial35 participantsHeart Health forPotassium
  7. 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
  8. 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
  9. Long-Term Potassium Monitoring and Dynamics in Heart Failure and Risk of Mortality.
    Núñez J; Bayés-Genís A; Zannad F; Rossignol P; Núñez E; Bodí V; Miñana G; Santas E; Chorro FJ; Mollar A; Carratalá A; Navarro J; Górriz JL; Lupón J; Husser O; Metra M; Sanchis J · Circulation · 2019
    Cohort study2,164 participantsHeart Health forPotassium
  10. Finerenone, Serum Potassium, and Clinical Outcomes in Heart Failure With Mildly Reduced or Preserved Ejection Fraction.
    Vardeny O; Vaduganathan M; Claggett BL; Desai AS; Jhund PS; Lam CSP; Senni M; Shah SJ; Voors AA; Zannad F; Pitt B; Matsumoto S; Merkely B; Zieroth S; Yilmaz MB; Lay-Flurrie J; Viswanathan P; Horvat-Broecker A; Scalise A; McMurray JJV; Solomon SD · JAMA cardiology · 2025
    Randomized trial6,001 participantsHeart Health forPotassium
  11. 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
  12. 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