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Liquid Vitamin C Natural Orange Flavor

4.9
★ ★ ★ ★ ★
(55788 ratings)
Vitamin C 500 mg
Product Image
Score72
A flexible child-friendly liquid with age-adjusted servings and partial buffering. It trades that convenience for weaker value, carbohydrate exposure, and limited stability disclosure.
How scoring works
Liquid
Quantity:4 Fluid Ounce(s) • (12 servings)
Goals:
General Health
Immunity
Skin Health
Anti-Inflammatory Support

Score 72

A flexible child-friendly liquid with age-adjusted servings and partial buffering. It trades that convenience for weaker value, carbohydrate exposure, and limited stability disclosure.
How scoring works
$7.96($0.66 per serving)
iHerb
$ 9.99
Vitacost
$ 10.59
Pure Formulas
$ 9.99
Daily Vita
$ 7.96
Walmart
$ 9.99
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Analysis

The liquid provides several age-based amounts using ascorbic acid and sodium ascorbate. Partial buffering may improve comfort, and the adjustable format helps caregivers match the labeled serving to a child.

Liquids are easy to swallow but can be more vulnerable to handling and storage issues than dry tablets, with no stabilization method disclosed here. Older-child servings also include carbohydrate and bring more acidic liquid into contact with the teeth.

The container supplies relatively few servings and costs more per active amount than many simple alternatives. Its clearest role is helping children who otherwise will not take vitamin C, not maximizing purity or value.

Who is it for
  • Children who cannot swallow tablets
  • Caregivers needing age-adjusted liquid dosing
  • Families prioritizing easy administration
Best for
  • Child-friendly vitamin C use
  • Normal immune support
  • Adjustable liquid servings

Pros

  • Multiple age-based serving amounts
  • Easy-to-swallow liquid
  • Partially buffered vitamin C blend

Cons

  • Few servings per container
  • Carbohydrate in larger servings
  • No stabilization approach is disclosed

Warnings

  • Caregivers should use only the labeled age-appropriate amount because the servings vary substantially.
  • The larger ascorbic acid serving may cause stomach upset or loose stools in sensitive children.
  • Acidic flavored liquid can contact the teeth; rinsing with water after use may reduce prolonged exposure.

Nutrient quality

81 Highest impact

Sodium ascorbate partly buffers the ascorbic acid base. Age-scaled amounts range from a modest infant serving to a substantial older-child serving.

Ingredient transparency

86 Highest impact

All listed active amounts are disclosed without a proprietary blend. Complete directions and inactive-ingredient details remain incomplete.

Customer satisfaction

74 High impact

The aggregate rating and its volume provide a favorable top-level signal. Missing experience details prevent assessment of repeated complaints or purpose-specific satisfaction.

Value for money

39 Lower impact

Flexible child dosing does not offset the relatively high serving cost and liquid-stability uncertainty. Comparable products can provide similar vitamin C support more efficiently.

Report analysis

Goals

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

Age-adjusted vitamin C servings provide practical antioxidant and collagen support for children. The blend of ascorbic acid and sodium ascorbate offers some buffering while keeping each age-based amount clear.

The liquid focuses on one foundational nutrient, so it does not cover the wider range of needs expected from a broad wellness formula. Carbohydrate in the larger serving and the limited stability information are the main formulation drawbacks.

Study evidence
Vitamin C Supportive 56 studies
Immunity
Immunity
Impact
High effect
A Goal FitB Strength of SupportC- CoverageB+ Formula Quality
Vitamin C · 500 mg

Age-adjusted vitamin C servings offer direct antioxidant and barrier support for children. The liquid remains a single-pathway product, but its dosing instructions recognize different age needs.

The largest listed serving reaches 500 mg, while younger children receive smaller amounts appropriate to their size. Partial buffering may improve comfort, though added carbohydrates and missing stabilization details weaken the formulation.

Study evidence
Vitamin C Supportive 53 studies
Skin Health
Skin Health
Impact
High effect
B- Goal FitC+ Strength of SupportD CoverageA- Formula Quality
Vitamin C · 500 mg

Age-adjusted vitamin C servings support collagen formation and antioxidant defense in children. The product remains a single-nutrient approach and does not directly address hydration or barrier lipids.

The largest serving supplies a substantial amount, while infant and toddler servings are much smaller by design. The liquid contains carbohydrates and may lose potency after opening if storage and handling allow oxidation.

Study evidence
Vitamin C Supportive 53 studies
Anti-Inflammatory Support
Cellular Defense
Anti-Inflammatory Support
Impact
High effect
C+ Goal FitC+ Strength of SupportD- CoverageB+ Formula Quality
Vitamin C · 500 mg

Age-adjusted vitamin C servings offer antioxidant support in a child-friendly liquid. Only the oldest-child serving reaches the stronger goal-relevant amount, while infant and toddler servings are appropriately smaller.

Partial buffering may improve comfort, but no oxidation-control technology is disclosed for the liquid. Carbohydrate content and narrow pathway coverage reduce its appeal as a focused anti-inflammatory option.

Study evidence
Vitamin C Supportive 50 studies
Vision Support
Macular and Blue Light Defense
Vision Support
Impact
Moderate effect
D- Goal FitB- Strength of SupportD- CoverageC Formula Quality
Vitamin C · 500 mg

Vitamin C provides antioxidant support relevant to ocular tissues, but no lutein, zeaxanthin, zinc, dha, or vitamin e is included. The largest age-adjusted serving supplies 500 mg provides a meaningful vitamin C amount, but it does not supply the core carotenoids or structural lipids used for targeted vision support.

The product addresses only water-soluble antioxidant defense and does not cover macular pigment or retinal lipid pathways. The simple vitamin C design is internally coherent for antioxidant supplementation.

Study evidence
Vitamin C Disputed 24 studies

Ingredients

IngredientAmount per serving
Calories
20 Calorie(s)
Total Carbohydrates
4 Gram(s)
Vitamin C (Ascorbic Acid, Sodium Ascorbate)
 500 mg
Sodium
40 mg
Gluten Free Dairy Free Children 4+ Children 1–4 Infants 0–1
Report overview
Vitamin C (Ascorbic Acid, Sodium Ascorbate) · 500 mg OverallScore46
F Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyF Value

Age-adjusted liquid servings make dosing practical for children, with the largest serving reaching 500 mg. Partial buffering may improve comfort, but no stabilization technology is disclosed for the oxidation-prone liquid. Carbohydrate content and a high cost per gram weaken its fit for shoppers focused on purity and value.

View ingredientView products
Loading alternative details
89 Performance

C-500 Calcium Ascorbate-C

NOW
The buffered vitamin C form may be easier to tolerate than the original plain ascorbic acid formula. 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 buffered vitamin C form may be easier to tolerate than the original plain ascorbic acid formula. 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 buffered vitamin C form may be easier to tolerate than the original plain ascorbic acid formula. 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 buffered vitamin C formula, 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 buffered vitamin C formula, 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 buffered vitamin C formula, 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 buffered vitamin C formula. 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 buffered vitamin C formula. 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 buffered vitamin C formula. 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. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  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. 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
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. Nutritional modulation of cataract.
    Weikel KA; Garber C; Baburins A; Taylor A · Nutrition reviews · 2014
    Narrative reviewVision Support forVitamin C
  24. 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
  25. 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