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Potassium Citrate

NOW
4.8
★ ★ ★ ★ ★
(10446 ratings)
Potassium 448 mg
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Score83
A useful amount of potassium citrate and flexible powder dosing stand out, while label-yield ambiguity and potassium-related interactions require care.
How scoring works
Quantity:12 Liquid(s) • (243 servings)
Goals:
Heart Health
Cardiovascular Support

Score 83

A useful amount of potassium citrate and flexible powder dosing stand out, while label-yield ambiguity and potassium-related interactions require care.
How scoring works
$11.00($0.04 per serving)
Daily Vita
$ 11.00
Vitacost
$ 12.59
iHerb
$ 11.63
Pure Formulas
$ 11.30
Walmart
$ 15.15
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Analysis

Potassium citrate supplies a meaningful supplemental amount and an organic form that is easy to dissolve. Its 448 mg serving can make a noticeable contribution when food intake falls short.

The single-mineral powder is directly relevant to fluid balance, vascular tone, and normal cardiac electrical activity. It does not cover lipid management, endothelial support, or other cardiovascular pathways.

Powder dosing offers flexibility, although measuring a loose product requires care. The label does not separately state citrate compound weight and elemental potassium yield, which leaves some interpretation uncertainty.

Who is it for
  • Adults with a confirmed need for supplemental potassium
  • People who prefer adjustable powder servings
Best for
  • Meaningful potassium supplementation
  • Fluid and sodium balance support

Pros

  • Substantial listed potassium amount
  • Useful citrate form
  • Flexible powder format
  • Focused one-ingredient formula

Cons

  • Elemental yield is not separately explained
  • Loose powder requires accurate measuring
  • No support beyond the potassium pathway

Warnings

  • The 448 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

86 Highest impact

Potassium citrate is a well-absorbed organic form with an alkalizing role. The elemental amount reaches a meaningful supplemental range, while supplemental potassium can raise blood levels dangerously with kidney impairment, ACE inhibitors, ARBs, or potassium-sparing diuretics.

Ingredient transparency

78 High impact

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

Customer satisfaction

72 High impact

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

Value for money

99 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
Highest effect
A- Goal FitA- Strength of SupportC CoverageA+ Formula Quality

Potassium citrate supports sodium balance and vascular tone, making it relevant to blood-pressure maintenance. The 448 mg amount is clearly disclosed in a useful citrate form.

The focused powder provides a meaningful supplemental contribution but remains small beside total daily dietary needs. Kidney impairment, ACE inhibitors, ARBs, and potassium-sparing diuretics can raise blood potassium, so adding this amount without medical direction may be unsafe.

Study evidence
Potassium Supportive 182 studies
Cardiovascular Support
Impact
High effect
B+ Goal FitB Strength of SupportD+ CoverageA Formula Quality
Potassium · 448 mg

Potassium supports blood pressure regulation and the electrical activity needed for a steady heartbeat. The 448 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

Ingredients

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

The 448 mg amount meets the effective range and provides excellent potassium value. Potassium citrate supplies a highly bioavailable alkalizing form, though the compound weight and elemental yield are not separately shown. The potassium amount can raise blood potassium in people with impaired kidney function or those using ACE inhibitors, ARBs, or potassium-sparing diuretics.

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Sources

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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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