DOSERANKEVIDENCE-BASED SUPPLEMENTS
DOSERANKEVIDENCE-BASED SUPPLEMENTS© 2026 DoseRank · Evidence-based supplements
Methodology·Outcomes·Categories
DOSERANKEVIDENCE-BASED SUPPLEMENTS
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  2. ·Outcomes
  3. ·White blood cells
  4. ·White blood cell count

Normalize white blood cell count

View top productsTake the 60-sec quizGet the reportSee methodology

What this outcome means

White blood cell count is the number of infection-fighting immune cells circulating in your blood, a routine marker of how your immune defenses are stocked. On DoseRank it maps to a defined health outcome built from human studies on total leukocyte counts, neutrophil and lymphocyte levels, and differential counts – data sourced from open sources and specialized resources. DoseRank is not medical advice.

Who it's for

Frequent infectionsPeople who seem to catch every cold going around.
Routine bloodwork watchersAnyone whose count came back outside the normal range.
Run-down and depletedThose feeling immune defenses worn thin by stress or illness.
Stack buildersAlready taking supplements such as Turkey Tail and want the dose right.

Evidence level

78Moderate-strong

Turkey Tail – has moderate public evidence for this outcome. This usually means there are smaller or mechanistic studies, but not randomized human trials. A DoseFit Score of 78 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 available ingredients

Turkey Tail is the best supported ingredient signal for this outcome.

Dose matchedDoseFit 78

Scores reward products dosed inside or above the studied range, not just the right ingredient. Examples: Below range: Turkey Tail 2 g vs 1000-3000 g.

ProcessedProcessedEvery product DoseRank ingested and scored for this outcome, before any availability or relevance filtering.
1.2k
AvailableAvailableOf the products processed, how many are currently in stock and purchasable from a tracked retailer.
1.2k
IngredientsIngredientsNumber of relevant ingredients for this outcome. Each is judged on its own evidence and dose fit score.
5
BrandsBrandsNumber of unique brands represented across the ranked products for this outcome.
217
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 white blood cell countOpen to see which ingredient types matter for white blood cell count

141 products across 1 ingredient types — open to filter the ranking.
Use types to filter ranked products

Botanicals/Herbal Extracts

141 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 white blood cell count

Ranking by · Composite outcome score

Best overall — the composite outcome score.

Top pick · DoseRank

Why this ranks #1 for white blood cell count

#1

California Gold Nutrition, Fungiology®, Certified Organic Turkey Tail Powder, 4.2 oz (120 g)

California Gold Nutrition$0.18 / serving4.7 · 445Available now

Why this ranks here

  • Evidence fitTurkey Tail has moderate human evidence for this outcome.
  • Dose fitTurkey Tail at 2 g sits below the studied 1000-3000 mg window.
  • Price / serving$0.18 per serving — mid price tier for this outcome.
  • AvailabilityIn stock across major retailers; 99% availability confidence.
  • TrustMixed trust signals — ratings are positive but the base is limited.

Trade-offs

Evidence depth trails the rest of this list

The numbers

82
86
78
79

2 gBelow rangebelow the studied 1000-3000 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

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
#1California Gold Nutrition, Fungiology®, Certified Organic Turkey Tail Powder, 4.2 oz (120 g)California Gold Nutrition · $0.18/serving
#2Nutricost, Turkey Tail Mushroom, 240 Capsules (600 mg per Capsule)Nutricost · $0.16/serving
#3Swanson Vitamins, Turkey Tail Mushroom, 120 Capsules (500 mg per Capsule)Swanson Vitamins · $0.21/serving
Composite828080
Clinical868585
Dose fit786967
Value798177
Popularity756767
Key dosages & price · raw values
2 gHighest—1 g
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