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Glucosamine Relief 1000 mg

21st Century
4.7
★ ★ ★ ★ ★
(2826 ratings)
Potassium 131 mg
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Score81
An inexpensive, straightforward glucosamine tablet with a small potassium side benefit. It has little direct relevance to heart-focused supplementation.
How scoring works
Quantity:120 Tablet(s) • (120 servings)
Goals:

Score 81

An inexpensive, straightforward glucosamine tablet with a small potassium side benefit. It has little direct relevance to heart-focused supplementation.
How scoring works
$11.04($0.09 per serving)
iHerb
$ 12.99
iHerb
$ 11.04
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Analysis

Glucosamine sulfate is the main active and aligns with joint-support use. Potassium is present in a modest amount, but the panel does not clearly separate its source compound from elemental yield.

Calcium carbonate adds a small mineral amount without expanding the product into meaningful heart support. The simple formula is easy to understand, yet it lacks ingredients aimed at lipids, vascular tone, or cardiac energy.

The single-tablet serving may suit a budget-conscious person seeking glucosamine. It is not a practical substitute for a dedicated potassium supplement or a broader cardiovascular blend.

Who is it for
  • Budget-conscious adults seeking glucosamine
  • Tablet users who want a simple joint formula
  • People who view potassium as a secondary benefit
Best for
  • Basic glucosamine supplementation
  • Simple once-daily routines
  • Low-cost joint-support use

Pros

  • Provides a clearly stated glucosamine amount
  • Simple three-nutrient panel
  • Very low serving cost

Cons

  • Potassium amount is modest
  • Potassium source and elemental yield are not fully explained
  • No meaningful heart-focused ingredient coverage

Warnings

  • Glucosamine can cause nausea, heartburn, or other digestive discomfort in some users.
  • Calcium carbonate may contribute to constipation in sensitive users.

Nutrient quality

85 Highest impact

Glucosamine sulfate provides a useful joint-support amount in a focused formula. Potassium and calcium are modest, but the core active is coherent and conservatively dosed.

Ingredient transparency

77 High impact

All active amounts are stated without a proprietary blend. The exact potassium source relationship, complete directions, and tablet excipients remain incomplete.

Customer satisfaction

70 High impact

The strong average rating and large review count make the aggregate satisfaction signal reasonably dependable. No detailed review text was provided, so recurring complaints and purpose alignment cannot be assessed.

Value for money

90 Highest impact

A meaningful glucosamine dose at a very low serving cost provides strong value. Focused composition makes the product competitive among basic joint formulas.

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Ingredients

IngredientAmount per serving
Total Carbohydrates
1 Gram(s)
Calcium (Calcium Carbonate)
 99 mg
Potassium
131 mg
Glucosamine Sulfate (Glucosamine Sulfate 2KCl)
 1000 mg
Gluten Free Adults 18–50
Report overview
Potassium · 131 mg OverallScore53
D+ Active Ingredient Quality & BioavailabilityD+ Dose, Safety & Label TransparencyC Value

The glucosamine potassium chloride salt supplies an effective electrolyte form but not the buffering benefits of citrate or bicarbonate. The potassium amount is below the moderate-dose threshold and the label does not show compound yield. A very low serving cost partly offsets the limited mineral potency.

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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>
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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