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Super Quercetin

Bluebonnet
4.8
★ ★ ★ ★ ★
(1588 ratings)
Vitamin C 500 mg
Bromelain 140 mg
Rutin 20 mg
Acerola 25 mg
Product Image
Score76
A useful quercetin and vitamin C pairing with complementary bromelain, held back by missing enzyme potency and token botanical extras.
How scoring works
Quantity:30 Capsule(s) • (15 servings)
Goals:
Immunity
General Health
Anti-Inflammatory Support
Skin Health

Score 76

A useful quercetin and vitamin C pairing with complementary bromelain, held back by missing enzyme potency and token botanical extras.
How scoring works

Also available as

2 options
90 servings Bromelain 140 mg, Acerola 25 mg +2 more • 90 Capsule(s) • 45 servings $46.00 ($1.02 per serving) 60 servings Bromelain 140 mg, Acerola 25 mg +2 more • 60 Capsule(s) • 30 servings $31.96 ($1.06 per serving)
$17.56($1.17 per serving)
Pure Formulas
$ 17.56
iHerb
$ 17.56
Daily Vita
$ 17.56
Amazon
$ 17.56
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Analysis

Quercetin and L-ascorbic acid are each supplied at meaningful amounts for focused antioxidant and immune support. Bromelain may complement quercetin, while citrus bioflavonoids add another plant-compound pathway.

Bromelain has no activity units or stated botanical source, so its functional strength cannot be verified. Acerola, rose hips, and rutin are present only as small supporting additions.

The two-capsule serving is straightforward, but the smaller package offers limited serving value. It best fits someone seeking a simple quercetin-and-vitamin C combination rather than an acerola or enzyme-focused product.

Who is it for
  • Adults seeking quercetin with vitamin C
  • People wanting a focused antioxidant blend
Best for
  • Antioxidant and immune support
  • Shorter trial of a quercetin formula

Pros

  • Meaningful quercetin amount
  • Meaningful vitamin C amount
  • Concise core combination

Cons

  • Bromelain activity is not stated
  • Acerola and rutin are lightly dosed
  • Small package limits serving value

Warnings

  • Bromelain may increase bleeding tendency with anticoagulant or antiplatelet medicines.
  • The acidic vitamin C form may cause stomach discomfort in sensitive users.

Nutrient quality

84 Highest impact

Quercetin, vitamin C, and bromelain are supplied at useful amounts and fit the intended support. Plain quercetin and several token-sized companions keep the formula from standing out.

Ingredient transparency

83 Highest impact

Every active has a stated amount and no proprietary blend obscures the formula. Some extract specifications, non-active ingredients, and complete use directions are absent.

Customer satisfaction

72 High impact

The average rating is strong, with a large review count supporting the signal. No detailed reviews are supplied to assess recurring complaints or experiences tied to the intended use.

Value for money

61 Moderate impact

The main actives are meaningfully supplied in a focused combination. The short supply and plain quercetin form weaken value.

Report analysis

Goals

Immunity
Immunity
Impact
Highest effect
A Goal FitB+ Strength of SupportB+ CoverageA- Formula Quality
Vitamin C · 500 mg

Vitamin C and quercetin provide substantial antioxidant and immune-cell support. Bromelain and citrus flavonoids broaden the formula toward inflammatory and upper-airway comfort pathways.

The main actives have useful amounts, but bromelain activity units and botanical standardization are not disclosed. Bromelain may increase bleeding risk when used with anticoagulant or antiplatelet medicines.

Study evidence
Bromelain Not classified 1 study
Vitamin C Supportive 53 studies
General Health
General Health
Impact
Highest effect
B+ Goal FitB+ Strength of SupportB CoverageA Formula Quality
Vitamin C · 500 mg

Vitamin C, quercetin, bromelain, and citrus bioflavonoids create a coherent antioxidant-focused formula. The vitamin C and quercetin amounts are substantial, while bromelain adds a situational enzyme pathway rather than broad foundational nutrition.

Exact ingredient amounts are stated, but bromelain activity units and its botanical source are missing, so enzyme potency cannot be confirmed. Bromelain may increase bleeding tendency when combined with anticoagulant or antiplatelet medicines.

Study evidence
Bromelain Supportive 11 studies
Vitamin C Supportive 56 studies
Anti-Inflammatory Support
Cellular Defense
Anti-Inflammatory Support
Impact
High effect
B+ Goal FitC+ Strength of SupportB+ CoverageA- Formula Quality
Vitamin C · 500 mg

Quercetin, bromelain, vitamin C, rutin, and citrus flavonoids target complementary inflammatory and antioxidant pathways. Quercetin and bromelain have relevant mechanistic and human support, though enzyme potency depends on missing activity units.

Quercetin and vitamin C are materially supplied, while bromelain is meaningful by mass and rutin is modest. Bromelain may increase bleeding risk when combined with anticoagulant or antiplatelet medicines.

Study evidence
Bromelain Supportive 12 studies
Rutin Supportive 6 studies
Vitamin C Supportive 50 studies
Skin Health
Skin Health
Impact
High effect
C+ Goal FitB Strength of SupportC+ CoverageB+ Formula Quality
Vitamin C · 500 mg

Vitamin C supports collagen production, while quercetin and citrus flavonoids broaden antioxidant defense. Both main actives are clearly disclosed at substantial amounts.

The formula does not supply collagen peptides, ceramides, or a direct hydration ingredient. Plain ascorbic acid and generic quercetin also lack an absorption-focused delivery system.

Study evidence
Vitamin C Supportive 53 studies
Vision Support
Macular and Blue Light Defense
Vision Support
Impact
Moderate effect
F Goal FitC+ Strength of SupportD- CoverageB Formula Quality
Vitamin C · 500 mg

Vitamin C, quercetin, and flavonoids provide substantial general antioxidant support but little direct macular protection. The formula lacks lutein, zeaxanthin, DHA, zinc, and copper.

All amounts are disclosed, though the flavonoids are not standardized and plain ascorbic acid offers no delivery advantage. Its strongest rationale is broad antioxidant support rather than a targeted vision effect.

Study evidence
Rutin Not classified 1 study
Vitamin C Disputed 24 studies

Ingredients

IngredientAmount per serving
Vitamin C (L-Ascorbic Acid)
 500 mg
Quercetin
500 mg
Bromelain
140 mg
Citrus Bioflavonoid Complex
100 mg
Acerola
25 mg
Rose Hips
25 mg
Rutin
20 mg
Gluten Free Adults 18–50 Vegan Kosher Dairy Free Sugar Free No Allergies Vegetarian
Report overview
Vitamin C (L-Ascorbic Acid) · 500 mg OverallScore52
F Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyF Value

The 500 mg vitamin C serving is useful and accompanies substantial quercetin plus supporting flavonoids. Plain L-ascorbic acid offers no buffering or enhanced-delivery feature. The formula may appeal for its broader blend, but its vitamin C is expensive per gram.

View ingredientView products
Bromelain · 140 mg OverallScore37
F Active Ingredient Quality & BioavailabilityD- Dose, Safety & Label TransparencyF Value

The multi-ingredient formula supplies a meaningful bromelain amount alongside quercetin, but no enzyme activity units are given to confirm potency. A standard vegetable capsule is reasonable for systemic use, though the botanical source and timing directions are missing. The bromelain dose may add bleeding risk when combined with anticoagulant or antiplatelet drugs.

View ingredientView products
Rutin · 20 mg OverallScore30
F Active Ingredient Quality & BioavailabilityD- Dose, Safety & Label TransparencyF Value

Rutin is clearly listed, but its botanical source and purity are not disclosed. The small amount is suited only to general antioxidant support rather than targeted vascular use. Cost efficiency is very weak when measured against the actual rutin delivered.

View ingredientView products
Loading alternative details
90 Performance

Activated Quercetin

Source Naturals
<p>Substantial quercetin, buffered magnesium ascorbate, and bromelain closely match the original while improving the vitamin C form. Bromelain activity units are missing and serving cost remains premium, but the active weights are more focused.</p>
80 Performance

Mega Quercetin 600 mg

Solaray
<p>A clearly identified substantial quercetin amount makes this a more concentrated option when quercetin is the priority. It lacks the original’s vitamin C coverage, while bromelain and papain may increase bleeding risk with anticoagulant or antiplatelet medicines.</p>
78 Performance

Pycnogenol 60 mg

NOW
<p>Branded maritime pine, meaningful rutin, and acerola provide a different but coherent antioxidant approach with better-defined supporting rutin. Quercetin, vitamin C standardization, and bromelain are absent, so the fit is broader antioxidant support rather than a direct formula match.</p>
81 Budget

Super Quercetin

Bluebonnet
<p>The same quercetin, vitamin C, bromelain, and citrus bioflavonoid formula is supplied at lower serving cost. Plain quercetin and small acerola, rose hip, and rutin amounts remain unchanged, so the advantage is primarily package value.</p>
76 Budget

AlphaSorb-C 500

NOW
<p>Buffered calcium ascorbate provides economical antioxidant support with a delivery approach that may be gentler than plain ascorbic acid. Quercetin and bromelain are absent, so it is a narrower choice for users who mainly want the vitamin C portion of the original.</p>
76 Budget

Buffered Vitamin C 500 mg

Solaray
<p>Buffered vitamin C with flavonoid support offers a much cheaper and simpler everyday antioxidant option. It gives up quercetin and bromelain, but the practical vitamin C amount and partial buffering may better suit routine use.</p>
86 Value

Activated Quercetin

Source Naturals
<p>Substantial quercetin, vitamin C, and bromelain retain the original’s core ingredients with better serving value. Bromelain activity units are not supplied, but the active weights form a more focused alternative.</p>
83 Value

Quercetin Bromelain & Vitamin C

Solaray
<p>Substantial quercetin and vitamin C preserve the main antioxidant combination at better serving value. Bromelain adds only modest enzyme support, and missing activity units limit certainty about its contribution.</p>
75 Value

ProtoSorb C 500

Protocol For Life Balance
<p>Buffered calcium ascorbate provides a practical vitamin C amount with favorable expected stomach comfort and better serving value. Quercetin and bromelain are absent, while the branded transport complex and small plant additions have uncertain practical contribution.</p>
Report alternatives

Sources

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

  1. Mortality in randomized trials of antioxidant supplements for primary and secondary prevention: systematic review and meta-analysis.
    Bjelakovic G; Nikolova D; Gluud LL; Simonetti RG; Gluud C · JAMA · 2007
    Meta-analysis232,606 participants68 studies pooledGeneral Health forVitamin C
  2. Effect of Vitamin C Supplements on Respiratory Tract Infections: A Systematic Review and Meta-Analysis.
    Keya TA; Leela A; Fernandez K; Habib N; Rashid M · Current reviews in clinical and experimental pharmacology · 2022
    Meta-analysis10 studies pooledImmunity forVitamin C
  3. Vitamin C supplementation in kidney failure: effect on uraemic symptoms.
    Singer RF · Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association · 2011
    Randomized trial99 participantsGeneral Health forVitamin C
  4. Vitamin C for the management of COVID-19: a systematic review and meta-analysis of randomized controlled trials.
    Abid H; Mushtaq I; Munir ABI; Shakil J; Vinjamuri S; Tadasare N; Kiran F; Muhammad Wali Mirza A; Fatima Khidri F; Shahid A; Ayyan M; Ehsan M; Cheema HA; Alsubari AMA; Sahra S; Siddiqi NI · Annals of medicine and surgery (2012) · 2026
    Meta-analysis9 studies pooledGeneral Health Immunity forVitamin C
  5. Serum vitamin C and spinal pain: a nationwide study.
    Dionne CE; Laurin D; Desrosiers T; Abdous B; Le Sage N; Frenette J; Mondor M; Pelletier S · Pain · 2017
    Cross-sectional study4,742 participantsGeneral Health forVitamin C
  6. Immunocompetence and oxidant defense during ascorbate depletion of healthy men.
    Jacob RA; Kelley DS; Pianalto FS; Swendseid ME; Henning SM; Zhang JZ; Ames BN; Fraga CG; Peters JH · The American journal of clinical nutrition · 1992
    Clinical trial8 participantsImmunity forVitamin C
  7. 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
  8. Vitamin C intake and multiple health outcomes: an umbrella review of systematic reviews and meta-analyses.
    Xu K; Peng R; Zou Y; Jiang X; Sun Q; Song C · International journal of food sciences and nutrition · 2022
    Meta-analysis76 studies pooledGeneral Health forVitamin C
  9. 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
  10. Evaluating the effects of chlorhexidine and vitamin c mouthwash on oral health in non-surgical periodontal therapy: a randomized controlled clinical trial.
    Ozmeric N; Enver A; Isler SC; Gökmenoğlu C; Topaloğlu M; Selamet H; Altun G; Aykol Sayar S · Scientific reports · 2025
    Randomized trial60 participantsGeneral Health forVitamin C
  11. Intake of vitamin C, vitamin E, selenium, zinc and polyunsaturated fatty acids and upper respiratory tract infection-a prospective cohort study.
    Raposo SE; Fondell E; Ström P; Bälter O; Bonn SE; Nyrén O; Plymoth A; Bälter K · European journal of clinical nutrition · 2018
    Cohort study1,533 participantsImmunity forVitamin C
  12. 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
  13. Dietary intake and supplement use of vitamins C and E and upper respiratory tract infection.
    Fondell E; Bälter O; Rothman KJ; Bälter K · Journal of the American College of Nutrition · 2012
    Cohort study1,509 participantsImmunity forVitamin C
  14. Ascorbate for Organ Dysfunction in Critically Ill Patients With Sepsis: The Phase 2b ASTER Trial.
    Files DC; Matthay MA; Ware LB; Brower RG; Aggarwal NR; Brown SM; Chang SY; Douglas IS; Duggal A; Gibbs KW; Fields S; Foulkes AS; Ginde A; Goodwin A; Harris ES; Hendey GW; Hibbert K; Hite RD; Hough CL; Huang W; Khan A; Lai P; Liu KD; Miller C; Moskowitz A; Riker R; Robinson BRH; Self WH; Tidswell MA; Yealy DM; Thompson BT; Fowler AA · CHEST critical care · 2026
    Randomized trial79 participantsGeneral Health forVitamin C
  15. Vitamin C supplementation and salivary immune function following exercise-heat stress.
    Carrillo AE; Murphy RJ; Cheung SS · International journal of sports physiology and performance · 2009
    Randomized trial12 participantsImmunity forVitamin C
  16. 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
  17. 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
  18. Supplemental Vitamins and Minerals for Cardiovascular Disease Prevention and Treatment: JACC Focus Seminar.
    Jenkins DJA; Spence JD; Giovannucci EL; Kim YI; Josse RG; Vieth R; Sahye-Pudaruth S; Paquette M; Patel D; Blanco Mejia S; Viguiliouk E; Nishi SK; Kavanagh M; Tsirakis T; Kendall CWC; Pichika SC; Sievenpiper JL · Journal of the American College of Cardiology · 2021
    Meta-analysisGeneral Health forVitamin C
  19. The effect of macronutrient and micronutrient supplements on COVID-19: an umbrella review.
    SeyedAlinaghi S; Shahidi R; Mojdeganlou H; Akhtaran FK; Maroufi SF; Maroufi SP; Mirzapour P; Karimi A; Khodaei S; Pour MM; Mehraeen E; Dadras O · Journal of health, population, and nutrition · 2024
    Systematic review28 studies pooledImmunity forVitamin C
  20. Therapeutic efficacy of bromelain in impacted third molar surgery: a randomized controlled clinical study.
    Ordesi P; Pisoni L; Nannei P; Macchi M; Borloni R; Siervo S · Quintessence international (Berlin, Germany : 1985) · 2016
    Randomized trial80 participantsAnti-Inflammatory Support forBromelain
  21. Efficacy of proteolytic enzyme bromelain on health outcomes after third molar surgery. Systematic review and meta-analysis of randomized clinical trials.
    Mendes ML; do Nascimento-Júnior EM; Reinheimer DM; Martins-Filho PR · Medicina oral, patologia oral y cirugia bucal · 2019
    Meta-analysis6 studies pooledAnti-Inflammatory Support General Health forBromelain
  22. Placebo-controlled randomized clinical trial on the immunomodulating activities of low- and high-dose bromelain after oral administration - new evidence on the antiinflammatory mode of action of bromelain.
    Müller S; März R; Schmolz M; Drewelow B; Eschmann K; Meiser P · Phytotherapy research : PTR · 2013
    Randomized trial12 participantsAnti-Inflammatory Support General Health Immunity forBromelain
  23. An Evaluation of the Effects of Pineapple-Extract and Bromelain-Based Treatment after Mandibular Third Molar Surgery: A Randomized Three-Arm Clinical Study.
    Colletti A; Procchio C; Pisano M; Martelli A; Pellizzato M; Cravotto G · Nutrients · 2024
    Randomized trial42 participantsAnti-Inflammatory Support forBromelain
  24. Therapeutic uses of pineapple-extracted bromelain in surgical care - A review.
    Muhammad ZA; Ahmad T · JPMA. The Journal of the Pakistan Medical Association · 2019
    Narrative reviewAnti-Inflammatory Support forBromelain
  25. The effects of rutin flavonoid supplement on glycemic status, lipid profile, atherogenic index of plasma, brain-derived neurotrophic factor (BDNF), some serum inflammatory, and oxidative stress factors in patients with type 2 diabetes mellitus: A double-blind, placebo-controlled trial.
    Bazyar H; Moradi L; Zaman F; Zare Javid A · Phytotherapy research : PTR · 2023
    Randomized trial50 participantsAnti-Inflammatory Support forRutin
  26. Rutin ameliorates inflammation and improves metabolic function: A comprehensive analysis of scientific literature.
    Muvhulawa N; Dludla PV; Ziqubu K; Mthembu SXH; Mthiyane F; Nkambule BB; Mazibuko-Mbeje SE · Pharmacological research · 2022
    Systematic reviewAnti-Inflammatory Support forRutin
  27. Rutin-loaded chitosan microspheres: Characterization and evaluation of the anti-inflammatory activity.
    Cosco D; Failla P; Costa N; Pullano S; Fiorillo A; Mollace V; Fresta M; Paolino D · Carbohydrate polymers · 2018
    OtherAnti-Inflammatory Support forRutin
  28. Oral enzyme combination therapy reduces systemic inflammation, urinary CTXII and pain in knee osteoarthritis: a proof-of-mechanism, randomised, crossover, double-blind, placebo-controlled trial.
    Henrotin Y; Pap T; Lieten S; Badot V; Dubuc JE; Urbin-Choffray D; von Eynatten M; Johansen OE; Rau S; Brabants K · RMD open · 2025
    Randomized trial45 participantsAnti-Inflammatory Support forRutin
  29. The Impact of the Combination of Proteolytic Enzyme and Rutin on the Post-operative Management of Inflammation: A Randomized, Controlled, Double-Blind, Comparative Clinical Trial
    Rathi PC, Rathi CL, Risbud SP, Ganu GP · Cureus · 2024
    Randomized trial65 participantsAnti-Inflammatory Support forRutin
  30. 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
  31. 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
  32. 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
  33. 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
  34. 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
  35. Perioperative bromelain reduces pain and swelling and improves quality of life measures after mandibular third molar surgery: a randomized, double-blind, placebo-controlled clinical trial.
    Majid OW; Al-Mashhadani BA · Journal of oral and maxillofacial surgery : official journal of the American Association of Oral and Maxillofacial Surgeons · 2014
    Randomized trial45 participantsGeneral Health forBromelain
  36. Bromelain-based enzymatic burn debridement: A systematic review of clinical studies on patient safety, efficacy and long-term outcomes.
    Shoham Y; Gasteratos K; Singer AJ; Krieger Y; Silberstein E; Goverman J · International wound journal · 2023
    Systematic review34 studies pooledGeneral Health forBromelain
  37. Bromelain reduces mild acute knee pain and improves well-being in a dose-dependent fashion in an open study of otherwise healthy adults.
    Walker AF; Bundy R; Hicks SM; Middleton RW · Phytomedicine : international journal of phytotherapy and phytopharmacology · 2003
    Randomized trial77 participantsGeneral Health forBromelain
  38. 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
  39. 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
  40. 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
  41. 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
  42. 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
  43. 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
  44. 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
  45. 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
  46. 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
  47. 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
  48. A randomized, double-masked study on the treatment of retinal vein occlusion with troxerutin
    Glacet-Bernard A, Coscas G, Chabanel A, Zourdani A, Lelong F, Samama MM · American Journal of Ophthalmology · 1994
    Randomized trial53 participantsVision Support forRutin
  49. 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
  50. 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
  51. Nutritional modulation of cataract.
    Weikel KA; Garber C; Baburins A; Taylor A · Nutrition reviews · 2014
    Narrative reviewVision Support forVitamin C
  52. 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
  53. 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