Product Image

Nutra-Support Joint

4.8
★ ★ ★ ★ ★
(136 ratings)
Potassium 250 mg
Product Image
Score55
A credible joint-support combination includes moderate potassium, but the product is poorly targeted and inefficient for cardiovascular use.
How scoring works
Tablet
Quantity:60 Tablet(s) • (20 servings)
Goals:

Score 55

A credible joint-support combination includes moderate potassium, but the product is poorly targeted and inefficient for cardiovascular use.
How scoring works

Also available as

1 option
180 servings Potassium 250 mg • 180 Tablet(s) • 60 servings $58.65 ($0.97 per serving)
$21.17($1.05 per serving)
Pure Formulas
$ 21.17
iHerb
$ 21.17
Report prices

Analysis

Chondroitin and glucosamine dominate the formula, with MSM as a smaller joint-support addition. Potassium appears as part of a glucosamine sulfate potassium chloride complex and is listed at 250 mg.

The mineral amount may contribute modestly to fluid and sodium balance. Most of the formula does not address cardiovascular goals, so buying it for potassium alone is inefficient.

Three tablets per serving and a short container supply add practical burden. The potassium source is less straightforward to interpret than a dedicated citrate, gluconate, or chloride product.

Who is it for
  • Adults primarily seeking glucosamine and chondroitin
  • People who also want incidental potassium
Best for
  • Joint-support routines
  • Combined glucosamine and chondroitin use

Pros

  • Substantial glucosamine and chondroitin amounts
  • Includes MSM
  • Moderate listed potassium contribution

Cons

  • Designed for joints rather than heart health
  • Potassium source is tied to a complex
  • Only a short supply
  • Three tablets per serving

Warnings

  • The 250 mg potassium amount needs caution with kidney impairment, ACE inhibitors, ARBs, or potassium-sparing diuretics.
  • Glucosamine can affect glucose control in some users taking diabetes medicines.
  • Glucosamine sourcing may matter for people with shellfish allergy when the source is not stated.

Nutrient quality

50 Moderate impact

Potassium appears tied to a glucosamine sulfate and chloride complex rather than a clearly isolated mineral source. Potassium and joint-support ingredients have meaningful amounts for their respective purposes, while supplemental potassium may raise blood levels with kidney impairment or potassium-retaining medicines.

Ingredient transparency

70 High impact

Amounts are visible, but the relationship between potassium and the glucosamine complex is not fully clear. Serving totals are apparent, but full directions and inactive ingredients are not supplied.

Customer satisfaction

66 High impact

The supplied average rating is exceptionally strong. The moderate rating base offers some confidence but is not extensive, while complaint and firsthand experience details are unavailable.

Value for money

31 Situational impact

Quality and disclosure gaps weaken the asking position. The serving value is weak within the category.

Report analysis

Ingredients

IngredientAmount per serving
Potassium (Glucosamine Sulfate)
 250 mg
Chondroitin Sulfate
1.5 Gram(s)
Glucosamine Sulfate (Glucosamine Sulfate Potassium Chloride)
 1.5 Gram(s)
MSM
300 mg
Gluten Free Adults 18–50
Report overview
Potassium (Glucosamine Sulfate) · 250 mg OverallScore53
D+ Active Ingredient Quality & BioavailabilityC Dose, Safety & Label TransparencyD- Value

The glucosamine sulfate complex appears to supply potassium as potassium chloride, an effective electrolyte form without premium buffering benefits. The serving provides a moderate amount, while the label only implies that the stated amount is elemental. The midrange cost offers fair but unexceptional value for potassium delivery.

View ingredientView products
Loading alternative details
87 Performance

Potassium Bicarbonate 1.3 g

Nutricost
<p>A clearly labeled 494 mg of potassium bicarbonate provides a meaningful, alkalizing alternative to the original's potassium contribution. The simple powder improves dose clarity, but impaired kidney function or potassium-retaining medicines can make the amount unsafe without guidance. It does not replace the original's other active ingredients or broader intended use.</p>
83 Performance

Potassium Citrate

NOW
<p>Potassium citrate supplies a meaningful 448 mg amount in a well-absorbed, alkalizing form. Its focused label gives stronger form and dose clarity than many mixed products, while kidney impairment and potassium-retaining medicines can raise blood potassium too far. It does not replace the original's other active ingredients or broader intended use.</p>
80 Performance

Albion Complexed Potassium 99 mg

Swanson Ultra
<p>A named Albion amino acid complex provides a clearly identified potassium form for users who prefer a low-dose capsule. The 99 mg amount is far smaller than the higher-dose powder options, so its advantage is form clarity rather than substantial electrolyte delivery. It does not replace the original's other active ingredients or broader intended use.</p>
85 Budget

Potassium Chloride 365 mg

Nutricost
<p>A clearly quantified 365 mg of potassium chloride makes this a focused, low-cost substitute for the original's potassium component. Chloride supports electrolyte replacement but lacks the buffering role of citrate or bicarbonate, and kidney impairment or potassium-retaining medicines can make supplementation unsafe. It does not replace the original's other active ingredients or broader intended use.</p>
81 Budget

Potassium Chloride Powder

NOW
<p>The simple powder provides 365 mg of potassium as chloride with very low recurring cost. It is easier to assess than a broad blend but lacks citrate's buffering role, while kidney impairment or potassium-retaining medicines remain important cautions. It does not replace the original's other active ingredients or broader intended use.</p>
80 Budget

Potassium 99 mg

Thompson
<p>A 99 mg potassium amino acid complex offers a low-cost, deliberately modest alternative to the original. The amount contributes little beside daily dietary needs, so it fits limited supplementation rather than substantial electrolyte replacement. It does not replace the original's other active ingredients or broader intended use.</p>
81 Value

Potassium (Citrate)

Pure Encapsulations
<p>A simple capsule supplies 200 mg of potassium citrate, providing an absorbable and alkalizing form at a moderate amount. It offers a practical middle ground between low-dose tablets and concentrated powders, with the same kidney and medication cautions that apply to added potassium. It does not replace the original's other active ingredients or broader intended use.</p>
80 Value

Potassium Gluconate Pure Powder

NOW
<p>A focused powder supplies 175 mg of potassium gluconate with excellent recurring value. The amount is more useful than a basic 99 mg tablet but remains a limited contribution beside dietary needs, and potassium retention from kidney disease or medicines still matters. It does not replace the original's other active ingredients or broader intended use.</p>
78 Value

Potassium 99 mg

Country Life
<p>Citrate and an amino acid chelate provide useful form quality in a streamlined supplement. Repeated 99 mg entries make the total potassium amount ambiguous, but the low recurring cost supports cautious, modest use. It does not replace the original's other active ingredients or broader intended use.</p>
Report alternatives

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