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Glucosamine Chondroitin Sulfate Plus MSM

4.8
★ ★ ★ ★ ★
(243 ratings)
Vitamin C 500 mg
Product Image
Score77
A transparent joint-focused combination with meaningful vitamin C, but modest joint-active amounts, shellfish sourcing, and weak value limit the fit.
How scoring works
Capsule
Quantity:120 Capsule(s) • (40 servings)
Goals:
General Health
Anti-Inflammatory Support
Immunity

Score 77

A transparent joint-focused combination with meaningful vitamin C, but modest joint-active amounts, shellfish sourcing, and weak value limit the fit.
How scoring works

Also available as

1 option
180 servings C 500 mg • 180 Capsule(s) • 60 servings $59.96 ($0.99 per serving)
$40.76($1.01 per serving)
Vitacost
$ 40.76
Pure Formulas
$ 40.76
Daily Vita
$ 40.76
iHerb
$ 40.76
Vitacost
$ 40.76
Report prices

Analysis

The formula is primarily a joint-support combination rather than a focused vitamin C supplement. Vitamin C supports collagen formation, while glucosamine, chondroitin, and MSM provide complementary connective-tissue ingredients.

Each active is disclosed separately, which makes the blend easy to evaluate. The joint ingredients are modest compared with commonly used full daily amounts, so users may not get the depth expected from a dedicated joint formula.

Crustacean-derived glucosamine is a firm limitation for anyone with a shellfish allergy. The serving is also relatively costly, reducing its appeal for buyers whose main goal is vitamin C or economical joint support.

Who is it for
  • Adults seeking combined joint and vitamin C support
  • Users without shellfish allergy
  • People who prefer capsules with disclosed active amounts
Best for
  • Connective-tissue support
  • Combining several joint ingredients in one serving
  • Users who value dose transparency over category value

Pros

  • Coherent joint and collagen-support combination
  • All major active amounts are disclosed
  • Provides a useful vitamin C amount

Cons

  • Joint actives are modest for a dedicated formula
  • Poor value as a vitamin C product
  • Crustacean sourcing excludes some users

Warnings

  • Glucosamine is derived from crustacean shellfish and is unsuitable for people with shellfish allergy.

Nutrient quality

82 Highest impact

The standard ascorbic acid form and the disclosed dose provide meaningful vitamin C support. The additional actives fit joint support, though vitamin C is not the sole focus.

Ingredient transparency

85 Highest impact

Active amounts and ingredient names are clearly disclosed. Daily directions and a complete inactive-ingredient list are not supplied.

Customer satisfaction

67 High impact

The supplied rating is strong and rests on moderate review volume. Detailed feedback themes are absent, leaving repeated complaints and purpose fit uncertain.

Value for money

68 High impact

Meaningful joint-support actives help justify part of the premium serving cost. Less expensive vitamin C choices are widely available for shoppers who do not need the joint formula.

Report analysis

Goals

General Health
General Health
Impact
High effect
B- Goal FitB Strength of SupportC+ CoverageA Formula Quality
Vitamin C · 500 mg

Vitamin C, glucosamine, chondroitin, and MSM form a coherent joint and connective-tissue combination. Vitamin C is well dosed for collagen formation and antioxidant support, while the other actives provide narrower structural support.

The joint-focused formula is less comprehensive for general daily health than a broad nutrient product. Crustacean-derived glucosamine creates a specific allergy concern for people who react to shellfish.

Study evidence
Vitamin C Supportive 56 studies
Anti-Inflammatory Support
Anti-Inflammatory Support
Impact
High effect
B- Goal FitB- Strength of SupportC+ CoverageA- Formula Quality
Vitamin C · 500 mg

Glucosamine, chondroitin, MSM, and vitamin C provide complementary support for joint-related inflammatory stress. Glucosamine, chondroitin, and MSM are meaningful but below stronger commonly used daily amounts.

Several core amounts fall below common standalone ranges, so the broad joint formula has only moderate depth. The ingredients form a logical and complementary joint-support combination.

Study evidence
Vitamin C Supportive 50 studies
Immunity
Immunity
Impact
High effect
C+ Goal FitC Strength of SupportC- CoverageA Formula Quality
Vitamin C · 500 mg

Vitamin C adds general antioxidant and collagen support, while glucosamine, chondroitin, and MSM make the formula primarily joint focused. The combination is coherent for structural support but is not a broad nutritional foundation.

Several joint actives are present below commonly used full daily amounts, which limits likely depth. Crustacean-derived glucosamine makes the formula unsuitable for anyone with a shellfish allergy.

Study evidence
Vitamin C Supportive 53 studies
Vision Support
Vision Support
Impact
Moderate effect
C Goal FitA- Strength of SupportD CoverageF Formula Quality
Vitamin C · 500 mg

Vitamin C supplies a useful antioxidant amount for the lens and retina. The rest of the formula targets joints and adds little direct support for ocular structures.

L-ascorbic acid is clearly disclosed but lacks buffering or enhanced delivery. Crustacean-derived glucosamine makes the serving unsuitable for people with shellfish allergy.

Study evidence
Vitamin C Disputed 24 studies
Skin Health
Skin Health
Impact
Moderate effect
D+ Goal FitC Strength of SupportD CoverageD+ Formula Quality
Vitamin C · 500 mg

Vitamin C supports collagen synthesis, while MSM may contribute sulfur for connective tissue. The formula nevertheless centers on joint ingredients rather than skin-specific outcomes.

Glucosamine and chondroitin have limited evidence for skin benefits at these amounts. Crustacean-derived glucosamine is unsuitable for people with shellfish allergy.

Study evidence
Vitamin C Supportive 53 studies

Ingredients

IngredientAmount per serving
Vitamin C (L-Ascorbic Acid)
 500 mg
Glucosamine Sulfate (Crustacean Shellfish)
 1000 mg
Chondroitin Sulfate
500 mg
MSM
500 mg
Gluten Free Adults 18–50 Dairy Free Sugar Free
Report overview
Vitamin C (L-Ascorbic Acid) · 500 mg OverallScore52
F Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyF Value
Vitamin C is present at a useful 500 mg dose, but the formula is primarily a joint-support combination rather than a focused vitamin C product. Unbuffered L-ascorbic acid offers no delivery or stomach-comfort advantage. The high cost per gram of vitamin C and crustacean-derived glucosamine make it a poor fit for value-focused users and anyone with shellfish allergy.
View ingredientView products
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89 Performance

C-500 Calcium Ascorbate-C

NOW
The focused vitamin C formula is more relevant to the stated vitamin C collection than the original joint-support blend. Its 500 mg of calcium ascorbate is buffered and includes 55 mg of calcium; the 10 mg bioflavonoid addition is modest.
88 Performance

Buffered Gold C

California Gold Nutrition
The focused vitamin C formula is more relevant to the stated vitamin C collection than the original joint-support blend. Its 1,000 mg of sodium ascorbate is buffered and simply formulated, with 130 mg of sodium clearly disclosed.
88 Performance

Sodium Ascorbate Capsules

NutriBiotic Immunity
The focused vitamin C formula is more relevant to the stated vitamin C collection than the original joint-support blend. Its capsules provide 850 mg of buffered sodium ascorbate with a clearly disclosed 100 mg sodium contribution.
85 Budget

C-500 With Rose Hips

NOW
The supplied serving-cost data indicates a less expensive way to obtain a comparable vitamin C serving. Compared with the original joint-focused blend, it supplies 500 mg of ascorbic acid with 40 mg of rose hips, although the vitamin C remains unbuffered.
83 Budget

C 500 mg

21st Century
The supplied serving-cost data indicates a less expensive way to obtain a comparable vitamin C serving. Compared with the original joint-focused blend, it supplies 500 mg of ascorbic acid with 30 mg of calcium in a basic, clearly dosed formula.
85 Budget

Gold C Vitamin C 1000 mg

California Gold Nutrition
The supplied serving-cost data indicates a less expensive way to obtain a comparable vitamin C serving. Compared with the original joint-focused blend, it supplies 1,000 mg of plain ascorbic acid without extra actives, favoring simplicity rather than buffering.
87 Value

100% Pure Vitamin C Powder

Swanson Premium Brand
The combination of a focused ingredient list and efficient supply makes it a stronger value candidate than the original joint-focused blend. Its powder provides 1,000 mg of ascorbic acid with flexible measuring, though the acidic form may not suit every user.
87 Value

C 500 mg

Mason Natural
The combination of a focused ingredient list and efficient supply makes it a stronger value candidate than the original joint-focused blend. Its single active is 500 mg of ascorbic acid, making the label easy to assess despite the lack of buffering.
88 Value

Sodium Ascorbate

NutriBiotic Immunity
The combination of a focused ingredient list and efficient supply makes it a stronger value candidate than the original joint-focused blend. Its 1,100 mg of sodium ascorbate is fully buffered, but the disclosed 120 mg of sodium matters for sodium-restricted users.
Report alternatives

Sources

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

  1. Vitamin C and postoperative outcomes following mandibular third molar extraction: a randomized split-mouth study.
    Demirel M; Aktas A; Kizil M; Yalcin N · Oral surgery, oral medicine, oral pathology and oral radiology · 2026
    Randomized trial56 participantsSkin Health forVitamin C
  2. Association between hemoglobin A1c, Vitamin C, and microbiome in diabetic foot ulcers and intact skin: A cross-sectional study.
    Tong KPS; Green SJ; Ortiz J; Wu SC · Health science reports · 2024
    Cross-sectional study42 participantsSkin Health forVitamin C
  3. Comparative Study on the Outcome of Periorbital Wrinkles Treated with Laser-Assisted Delivery of Vitamin C or Vitamin C Plus Growth Factors: A Randomized, Double-blind, Clinical Trial.
    Machado BHB; Frame J; Zhang J; Najlah M · Aesthetic plastic surgery · 2021
    Randomized trial149 participantsSkin Health forVitamin C
  4. Randomized trial of topical ascorbic acid in DMSO versus imiquimod for the treatment of basal cell carcinoma.
    Burke B; Bailie JE · Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 2022
    Randomized trial25 participantsSkin Health forVitamin C
  5. Dietary nutrient intakes and skin-aging appearance among middle-aged American women.
    Cosgrove MC; Franco OH; Granger SP; Murray PG; Mayes AE · The American journal of clinical nutrition · 2007
    Cross-sectional study4,025 participantsSkin Health forVitamin C
  6. Comparison of the Efficacy of Intralesional Ascorbic Acid Mesotherapy and Intralesional Tranexamic Acid in Treating Melasma in the Skin of Colour Population.
    Aslam H; Muhammad A; Ullah A; Aziz N; Lakhiar JA; Ahmad B; Shahzadi A; Ahmad A; Chandni; Virdi G · Cureus · 2025
    Randomized trial110 participantsSkin Health forVitamin C
  7. Efficacy and Safety of tranexamic acid versus vitamin c after microneedling in treatment of melasma: Clinical and Dermoscopic study.
    El Attar Y; Doghaim N; El Far N; El Hedody S; Hawwam SA · Journal of cosmetic dermatology · 2022
    Randomized trial20 participantsSkin Health forVitamin C
  8. Comparative Evaluation of Locally Injected Dexamethasone with and Without Vitamin C in Mandibular Fractures: A Randomized Controlled Trial.
    Chincholkar A; Rudagi BM; Setiya S; Sakhariya S · Journal of maxillofacial and oral surgery · 2025
    Randomized trial30 participantsSkin Health forVitamin C
  9. Double-blind, half-face study comparing topical vitamin C and vehicle for rejuvenation of photodamage.
    Fitzpatrick RE; Rostan EF · Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.] · 2002
    Non-randomized trial10 participantsSkin Health forVitamin C
  10. Split-Face Comparative Analysis Of Micro-Needling With Tranexamic Acid Vs Vitamin C Serum In Melasma.
    Raza MH; Iftikhar N; Anwar A; Mashhood AA; Tariq S; Bin Hamid MA · Journal of Ayub Medical College, Abbottabad : JAMC · 2022
    Non-randomized trial30 participantsSkin Health forVitamin C
  11. Efficacy of Vitamin C as Glucocorticoid Substitute for Reducing Pain and Inflammation After Total Hip Arthroplasty: A Randomized Controlled Trial.
    Jiang W; Xu H; Jiang X; Zhan Y; Ju Y; Xie J; Huang Z; Huang Q; Pei F · The Journal of bone and joint surgery. American volume · 2025
    Randomized trial107 participantsAnti-Inflammatory Support forVitamin C
  12. The Impact of Vitamin C on Analgesic, Anti-inflammatory, and Hemostatic Outcomes After Total Hip and Knee Arthroplasty: A Systematic Review and Meta-Analysis.
    Moftakhari Hajimirzaei S; Bagherzadeh Cham M; Dolikhani M; Tabatabaee SM; Ebrahimpour A · The archives of bone and joint surgery · 2026
    Meta-analysis1,162 participants10 studies pooledAnti-Inflammatory Support forVitamin C
  13. The impact of vitamin C supplementation on the perioperative outcomes after total hip and knee arthroplasty: a systematic review and meta-analysis.
    Liu X; Guo J; Li Y; Yang Y; Liu M; Gao Q; Yang Y; Wu X; Yue C · BMC musculoskeletal disorders · 2026
    Meta-analysis852 participants8 studies pooledAnti-Inflammatory Support forVitamin C
  14. Therapeutic Impact of Ascorbic Acid on Oral and Periodontal Tissues: A Systematic Literature Review.
    Ruzijevaite G; Acaite E; Jagelaviciene E · Medicina (Kaunas, Lithuania) · 2025
    Systematic review811 participants17 studies pooledAnti-Inflammatory Support forVitamin C
  15. Oral vitamin C administration reduces early recurrence rates after electrical cardioversion of persistent atrial fibrillation and attenuates associated inflammation.
    Korantzopoulos P; Kolettis TM; Kountouris E; Dimitroula V; Karanikis P; Pappa E; Siogas K; Goudevenos JA · International journal of cardiology · 2005
    Randomized trial44 participantsAnti-Inflammatory Support forVitamin C
  16. Dietary intake and blood concentrations of antioxidants and the risk of cardiovascular disease, total cancer, and all-cause mortality: a systematic review and dose-response meta-analysis of prospective studies.
    Aune D; Keum N; Giovannucci E; Fadnes LT; Boffetta P; Greenwood DC; Tonstad S; Vatten LJ; Riboli E; Norat T · The American journal of clinical nutrition · 2019
    Meta-analysis69 studies pooledGeneral Health forVitamin C
  17. Scientific Opinion on the substantiation of a health claim related to vitamin C and increasing non haem iron absorption pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusGeneral Health forVitamin C
  18. Vitamin C Depletion and All-Cause Mortality in Renal Transplant Recipients.
    Sotomayor CG; Eisenga MF; Gomes Neto AW; Ozyilmaz A; Gans ROB; Jong WHA; Zelle DM; Berger SP; Gaillard CAJM; Navis GJ; Bakker SJ · Nutrients · 2018
    Cohort study598 participantsGeneral Health forVitamin C
  19. Associations of Serum Biomarkers of Fruit and Vegetable Intake With the Risk of Cause-Specific Mortality and All-Cause Mortality: A National Prospective Cohort Study.
    Pu L; Zhang R; Wang X; Zhao T; Sun H; Han L · Frontiers in nutrition · 2022
    Cohort study12,530 participantsGeneral Health forVitamin C
  20. Relation between plasma ascorbic acid and mortality in men and women in EPIC-Norfolk prospective study: a prospective population study. European Prospective Investigation into Cancer and Nutrition.
    Khaw KT; Bingham S; Welch A; Luben R; Wareham N; Oakes S; Day N · Lancet (London, England) · 2001
    Cohort study19,496 participantsGeneral Health forVitamin C
  21. Vitamin C and contribution to the normal function of the immune system: evaluation of a health claim pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusImmunity forVitamin C
  22. Therapeutic effects of high-dose vitamin C supplementation in patients with COVID-19: a meta-analysis.
    Sun L; Zhao JH; Fan WY; Feng B; Liu WW; Chen RQ; Ban C; Dang AG; Wang M; Luo KT; Zhou GY; Yu FF; Ba Y · Nutrition reviews · 2024
    Meta-analysis2,334 participants14 studies pooledImmunity forVitamin C
  23. Effect of micronutrient supplements on influenza and other respiratory tract infections among adults: a systematic review and meta-analysis.
    Abioye AI; Bromage S; Fawzi W · BMJ global health · 2021
    Meta-analysisImmunity forVitamin C
  24. New evidence for antioxidant properties of vitamin C.
    Vojdani A; Bazargan M; Vojdani E; Wright J · Cancer detection and prevention · 2001
    Randomized trial20 participantsImmunity forVitamin C
  25. Enhanced Vitamin C Delivery: A Systematic Literature Review Assessing the Efficacy and Safety of Alternative Supplement Forms in Healthy Adults.
    Calder PC; Kreider RB; McKay DL · Nutrients · 2025
    Systematic review13 studies pooledImmunity forVitamin C
  26. Evaluation of the anti-wrinkle effect of an ascorbic acid-loaded dissolving microneedle patch via a double-blind, placebo-controlled clinical study.
    Lee C; Yang H; Kim S; Kim M; Kang H; Kim N; An S; Koh J; Jung H · International journal of cosmetic science · 2017
    Randomized trial23 participantsSkin Health forVitamin C
  27. Vitamin C improves healing of foot ulcers: a randomised, double-blind, placebo-controlled trial.
    Gunton JE; Girgis CM; Lau T; Vicaretti M; Begg L; Flood V · The British journal of nutrition · 2022
    Randomized trial16 participantsSkin Health forVitamin C
  28. Role of Oral Vitamin 'C' on Astigmatic Errors in Phacoemulsification.
    Mohan S; Sah K; Khattri M; Ahmad L; Sachan SK · Current eye research · 2021
    Randomized trial400 participantsVision Support forVitamin C
  29. Ascorbic acid metabolites are involved in intraocular pressure control in the general population.
    Hysi PG; Khawaja AP; Menni C; Tamraz B; Wareham N; Khaw KT; Foster PJ; Benet LZ; Spector TD; Hammond CJ · Redox biology · 2019
    Observational studyVision Support forVitamin C
  30. Nutritional modulation of cataract.
    Weikel KA; Garber C; Baburins A; Taylor A · Nutrition reviews · 2014
    Narrative reviewVision Support forVitamin C
  31. Dietary n-3 Fatty Acid, α-Tocopherol, Zinc, vitamin D, vitamin C, and β-carotene are Associated with Age-Related Macular Degeneration in Japan.
    Aoki A; Inoue M; Nguyen E; Obata R; Kadonosono K; Shinkai S; Hashimoto H; Sasaki S; Yanagi Y · Scientific reports · 2017
    Case-control study530 participantsVision Support forVitamin C
  32. Adherence to a Mediterranean diet, lifestyle and age-related macular degeneration: the Coimbra Eye Study - report 3.
    Raimundo M; Mira F; Cachulo MDL; Barreto P; Ribeiro L; Farinha C; Laíns I; Nunes S; Alves D; Figueira J; Merle BM; Delcourt C; Santos L; Silva R · Acta ophthalmologica · 2019
    Case-control study883 participantsVision Support forVitamin C