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

Improve copper status

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What this outcome means

Copper status reflects whether your body holds enough copper to support the everyday processes that depend on this trace mineral. On DoseRank it maps to a defined health outcome built from human studies on serum copper, ceruloplasmin levels, and copper-dependent enzyme activity – data sourced from open sources and specialized resources. DoseRank is not medical advice.

Who it's for

Low intake dietsEating patterns that leave little room for copper-rich foods.
Malabsorption concernsGut conditions or surgeries that make trace minerals harder to absorb.
Checking trace mineralsPeople reviewing bloodwork who want their copper reading in a healthy range.
Stack buildersAlready taking supplements such as Copper Sulfate or Zinc Oxide and want the dose right.

Evidence level

92Strong

Copper Sulfate and Zinc Oxide – have strong public evidence. DoseRank looks at both evidence quality and formula fit. A DoseFit Score of 71 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

Copper Sulfate and Zinc Oxide are the best supported ingredient signals for this outcome.

Dose partly matchedDoseFit 71

Scores reward products dosed inside or above the studied range, not just the right ingredient. Examples: In range: Copper Sulfate 1.4 mg vs 1-3 mg; Below range: Zinc Oxide 8 mg vs 40-100 mg.

ProcessedProcessedEvery product DoseRank ingested and scored for this outcome, before any availability or relevance filtering.
3.5k
AvailableAvailableOf the products processed, how many are currently in stock and purchasable from a tracked retailer.
3.5k
IngredientsIngredientsNumber of relevant ingredients for this outcome. Each is judged on its own evidence and dose fit score.
18
BrandsBrandsNumber of unique brands represented across the ranked products for this outcome.
368
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 →

Not sure which is right for you?

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Get a personal report

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 copper statusOpen to see which ingredient types matter for copper status

3.5k products across 2 ingredient types — open to filter the ranking.
Use types to filter ranked products

Minerals & Trace Elements

3.4k products

Inorganic nutrients from calcium to zinc. The chemical form drives absorption – chelates and citrates usually beat cheap oxides.

Typical: , , , ...

Glandulars & Animal-Derived Extracts

46 products

Animal gland and organ-tissue extracts used traditionally for targeted organ support. Purity and grass-fed sourcing are the key quality markers.

Typical:

Top decision cards

Best products for copper status

Ranking by · Composite outcome score

Best overall — the composite outcome score.

Top pick · DoseRank

Why this ranks #1 for copper status

#1

21st Century, One Daily, Women's, 100 Tablets

21st Century$0.07 / serving4.7 · 35,335Available now

Why this ranks here

  • Evidence fitCopper Sulfate and Zinc Oxide are the strongest evidence signals for this outcome.
  • Dose fit1 of 2 dosed ingredients land in the studied range. Copper Sulfate at 1.4 mg lands inside the studied 1-3 mg window.
  • Price / serving$0.07 per serving — low 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

Dose fit is the weak spot on this list

The numbers

85
87
71
89

1.4 mgIn rangeinside the studied 1-3 mg window
8 mgBelow rangebelow the studied 40-100 mg window
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

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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
#121st Century, One Daily, Women's, 100 Tablets21st Century · $0.07/serving
#2NeoCell, Marine Collagen Peptides + Hyaluronic Acid, 120 CapsulesNeoCell · $0.50/serving
#3Nature's Life, Iron Complex, 50 CapsulesNature's Life · $0.12/serving
Composite858282
Clinical878888
Dose fit716967
Value895282
Popularity999649
Key dosages & price · raw values
8 mgHighest3.32 mg—
Rating
Number of ratings
Price
Price per serving
Serving size
Trust

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