Ascorbic Acid 100% Pure Vitamin C

Ascorbic Acid 100% Pure Vitamin C

NutriBiotic Immunity4.8 (12,443 ratings)
Format:Powder Quantity: 16 Ounce(s) · 227 servings
Goals
$19.49 $0.08 per serving

Product analysis

78 out of 100

Ascorbic Acid 100% Pure Vitamin C is an affordable way to cover a vitamin C shortfall and support normal immune function and collagen formation.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality40

The vitamin C form is clearly identified. Its name alone does not establish better results than other vitamin C preparations.

Ingredient Transparency100

Both the serving amount and vitamin C form are disclosed. Those details make comparison with other vitamin C options straightforward.

Value For Money100

The vitamin C contribution offers good value. Its low relative cost suits someone seeking a single nutrient.

Customer Satisfaction93

Customer feedback is very positive. More than ten thousand ratings provide an extensive base for judging satisfaction.

Product Focus79

A single nutrient supports several related functions, including normal immune activity and collagen formation. The large serving does not establish added benefit once vitamin C needs are met.

Format
Powder
Container
16 Ounce(s)
Per serving
$0.08
Customer rating
4.8 · 12,443 ratings
Report analysis

Goals

Impact
Highest effect
A Ingredient FitD+ PathwaysA- EvidenceA+ Formulation Logic
Vitamin C · 2000 mg
Study evidence
Vitamin C Supportive 50 studies
Everyday Health
Impact
High effect
A Ingredient FitD+ PathwaysB- EvidenceA+ Formulation Logic
Vitamin C · 2000 mg
Study evidence
Vitamin C Supportive 56 studies
Immunity
Impact
Highest effect
A Ingredient FitC PathwaysA+ EvidenceA+ Formulation Logic
Vitamin C · 2000 mg
Study evidence
Vitamin C Supportive 53 studies
Eye Health
Impact
High effect
A Ingredient FitD PathwaysC+ EvidenceA+ Formulation Logic
Vitamin C · 2000 mg
Study evidence
Vitamin C Disputed 24 studies
Skin Health
Impact
High effect
A Ingredient FitF PathwaysA+ EvidenceA+ Formulation Logic
Vitamin C · 2000 mg
Study evidence
Vitamin C Supportive 53 studies

Ingredients

IngredientAmount per servingScore
Vitamin C (L-Ascorbic Acid)
2000 mg 61
Gluten Free Adults 18–50 Vegan Dairy Free Vegetarian
Report overview
F Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyA+ Value
Each serving provides 2000 mg of vitamin C, a high amount, at a low cost per amount of vitamin C. Vitamin C comes from L-Ascorbic Acid. The other-ingredient panel has no flagged additives.
How this ingredient is rated

Active Ingredient Quality & Bioavailability30

Vitamin C comes from L-Ascorbic Acid.
Vitamin C Chemical Form & Delivery System
Vitamin C comes from L-Ascorbic Acid.
Gastric Comfort & pH Balance
No buffering is established for this form.

Dose, Safety & Label Transparency74

Each serving provides 2000 mg of vitamin C. The other-ingredient panel has no flagged additives.
Optimal Dosage Targeting
Each serving provides 2000 mg of vitamin C, a high amount.
Purity & Excipient Quality
The other-ingredient panel has no flagged additives.
Mineral & Source Transparency
The vitamin C amount and source are stated; no associated mineral amount is needed.

Value100

The cost per amount of vitamin C is low.
Price per Gram of Vitamin C
The cost per amount of vitamin C is low.
Report alternatives

Sources

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

  1. 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 pooledEveryday Health forVitamin C
  2. 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 / consensusEveryday Health forVitamin C
  3. 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 participantsEveryday Health forVitamin C
  4. 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 participantsEveryday Health forVitamin C
  5. 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 participantsEveryday Health forVitamin C
  6. 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 participantsEye Health forVitamin C
  7. 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 studyEye Health forVitamin C
  8. Nutritional modulation of cataract.
    Weikel KA; Garber C; Baburins A; Taylor A · Nutrition reviews · 2014
    Narrative reviewEye Health forVitamin C
  9. 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 participantsEye Health forVitamin C
  10. 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 participantsEye Health forVitamin C
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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 participantsInflammation forVitamin C
  17. 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 pooledInflammation forVitamin C
  18. 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 pooledInflammation forVitamin C
  19. 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 pooledInflammation forVitamin C
  20. 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 participantsInflammation forVitamin C