DOSERANKEVIDENCE-BASED SUPPLEMENTS
DOSERANKEVIDENCE-BASED SUPPLEMENTS© 2026 DoseRank · Evidence-based supplements
Methodology·Outcomes·Categories
DOSERANKEVIDENCE-BASED SUPPLEMENTS
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  3. ·Vitamin C status
  4. ·Vitamin C status

Improve vitamin C status

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What this outcome means

Vitamin C status reflects whether your body holds enough ascorbic acid to support everyday functions, from immune defense to collagen formation. On DoseRank it maps to a defined health outcome built from human studies on plasma ascorbate concentration, dietary intake, and tissue saturation – data sourced from open sources and specialized resources. DoseRank is not medical advice.

Who it's for

Low-produce dietsEating few fruits and vegetables across the typical week.
Current smokersHigher turnover that tends to leave ascorbate stores depleted.
High-demand periodsIllness, stress, or recovery that draw down available stores.
Stack buildersAlready taking supplements such as Ascorbic Acid or Sodium Ascorbate and want the dose right.

Evidence level

92Strong

Ascorbic Acid, Sodium Ascorbate, and Acerola – have strong public evidence. DoseRank looks at both evidence quality and formula fit. A DoseFit Score of 68 means this product's ingredient forms and doses are close to what was used in the studies behind this ranking - DoseRank weights each product ingredient.

Best ingredients

Ascorbic Acid, Sodium Ascorbate, and Acerola are the best supported ingredient signals for this outcome.

Dose partly matchedDoseFit 68

Scores reward products dosed inside or above the studied range, not just the right ingredient. Examples: Below range: Sodium Ascorbate 10 mg vs 100-2000 mg.

ProcessedProcessedEvery product DoseRank ingested and scored for this outcome, before any availability or relevance filtering.
4.9k
AvailableAvailableOf the products processed, how many are currently in stock and purchasable from a tracked retailer.
4.9k
IngredientsIngredientsNumber of relevant ingredients for this outcome. Each is judged on its own evidence and dose fit score.
11
BrandsBrandsNumber of unique brands represented across the ranked products for this outcome.
431
CoverageCoverageHigher is betterShare of the relevant, in-stock market DoseRank has structured data for. Higher coverage means fewer blind spots in the ranking.
100%

How to read the scores

What every metric means

Each score is 0–100. Higher is better for every metric below.
CompositeThe overall DoseRank score — a weighted blend of clinical strength, evidence, dose fit, trust and value.Higher is better
ClinicalHow strongly the formula's ingredients and doses match what clinical studies used for this outcome.Higher is better
EvidenceHow much published human research backs the formula's key ingredients for this outcome — both how many studies exist and how strong they are.Higher is better
ValueHow the price per serving compares with similar products for this outcome — 50 is the typical price, higher means better value for your money.Higher is better
TrustHow well customers rate this product, with extra weight given to ratings backed by a large number of reviews.Higher is better
PopularityHow strongly this product sells compared with the other ranked products for this outcome.Higher is better

This legend covers the scores on this page — for data sources, scoring weights, and limits, read the full methodology →

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A saved, shareable breakdown: your matched products, dose math, interaction flags to discuss with a clinician, and a price-tracked stack you can revisit.

Questions

Frequently asked

Each product gets a composite score blending clinical strength, evidence, dose fit, trust and value. The #1 on the DoseRank tab has the highest composite; the other tabs re-rank the same products by Value, Trust, or Popularity. Placement is never paid.

DoseRank is not medical advice. Scores summarize publicly available product and study data to help you compare options; they are not a diagnosis or a treatment recommendation. If you are pregnant, breastfeeding, taking medication, or managing a health condition, consult a qualified clinician before starting any supplement. Retailer links may be affiliate links and DoseRank may earn a commission — rankings and placement are determined by the scoring model only, never by payment from a brand. Statements about supplements have not been evaluated by the FDA. Products are not intended to diagnose, treat, cure, or prevent any disease.

Relevant ingredients

Which ingredient types matter for vitamin c statusOpen to see which ingredient types matter for vitamin c status

5.2k products across 2 ingredient types — open to filter the ranking.
Use types to filter ranked products

Vitamins

4.7k products

Essential micronutrients the body can't make in sufficient amounts. Fat-soluble ones (A, D, E, K) store up; water-soluble ones need regular topping-up.

Typical: , , , ...

Botanicals/Herbal Extracts

493 products

Concentrated plant and herbal extracts standardized to actives. Potency depends on the extract ratio and marker content, not raw weight.

Typical: , ,

Top decision cards

Best products for vitamin c status

Ranking by · Composite outcome score

Best overall — the composite outcome score.

Top pick · DoseRank

Why this ranks #1 for vitamin c status

#1

Country Life, Chewable Acerola, Vitamin C Complex, Berry, 180 Wafers

Country Life$0.18 / serving4.8 · 2,208Available now

Why this ranks here

  • Evidence fitAscorbic Acid and Sodium Ascorbate are the strongest evidence signals for this outcome.
  • Dose fitSodium Ascorbate at 10 mg sits below the studied 100-2000 mg window.
  • Price / serving$0.18 per serving — mid price tier for this outcome.
  • AvailabilityIn stock across major retailers; 99% availability confidence.
  • TrustStrong trust signals — consistently high marks from verified buyer ratings.

Trade-offs

Popularity trails the other picks hereDose fit is the weak spot on this list

The numbers

89
94
68
75

Thin evidenceevidence for this ingredient is still thin
10 mgBelow rangebelow the studied 100-2000 mg window
Thin evidenceevidence for this ingredient is still thin
Compare top 3Product dataOpen at retailer

The rest of the ranking · DoseRank

Top 10 ranked products
#ProductPrice
Last updated Jun 12, 2026

DoseRank is not medical advice. Scores summarize publicly available product and study data to help you compare options; they are not a diagnosis or a treatment recommendation. If you are pregnant, breastfeeding, taking medication, or managing a health condition, consult a qualified clinician before starting any supplement. Retailer links may be affiliate links and DoseRank may earn a commission — rankings and placement are determined by the scoring model only, never by payment from a brand. Statements about supplements have not been evaluated by the FDA. Products are not intended to diagnose, treat, cure, or prevent any disease.

Comparison preview

Compare the top 3, side by side

Sign-in to see all metrics

The top three for the current view — free to read, no account. Saving, exporting, alerts and the full filter set unlock once you sign in or build a personal report.

Metric
#1Country Life, Chewable Acerola, Vitamin C Complex, Berry, 180 WafersCountry Life · $0.18/serving
#221st Century, Vitamin C, 500 mg, 250 Tablets21st Century · $0.03/serving
#3California Gold Nutrition, Gold C® Powder, USP Grade Vitamin C, 1,000 mg, 8.81 oz (250 g)California Gold Nutrition · $0.03/serving
Composite898888
Clinical948989
Dose fit687890
Value759494
Popularity679698
Key dosages & price · raw values
10 mgHighest——
Rating
Number of ratings
Price
Price per serving
Serving size
Trust

See more metrics for every product.

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Unlocks with accountFull list of ingredients and dosagesFull list of metricsPrice-drop alertsRanking-changes alertsPersistent stack