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Verified by IngredientMD/Zarbee's/Elderberry Immune Gummies
VERIFIED BYingredientMD

Elderberry Immune Gummies.

Stronger in a pairZarbee's, verified Oct 2026Formula verified. Independently reviewed.Independent review. Not commissioned by Zarbee's.

Black Elderberry Fruit Extract is the lead active here, studied most for immune resilience. Zinc is the most studied active here, with 22 human studies behind it, each one cited. Who it fits: for everyone, adults.

Clinically dosedFull label disclosure
6Active ingredientsWell studiedResearch base88Human studies
Elderberry Immune GummiesVerified by IngredientMD
Zarbee'sIngredientMD
The verdict
Stronger in a pair
For everyone, adults.
How we verify

The brand submits the formula. We read the supplement facts panel and weigh dose, form and synergy against the clinical evidence. Labs test. IngredientMD verifies. The fee pays for review time, never for the outcome.

The formula
Vitamin A: Immune resilienceExtensively studied
Vitamin C: Immune resilienceExtensively studied
Vitamin D3: Immune resilienceExtensively studied
Vitamin E: Immune resilienceWell studied
Zinc: Immune resilienceExtensively studied
Black Elderberry Fruit Extract: Immune resilienceKey driver

How we read this product

Source: Supplement facts
Supplement Facts panel for Elderberry Immune Gummies
  1. 01
    We read the label.

    The panel on the left is the one we evaluated, line by line.

  2. 02
    Every active, separately.

    All 6 actives checked against the clinical evidence: dose, form, and what the research actually shows.

  3. 03
    Then the formula as a whole.

    Doses, ratios, and how the ingredients work together. That assessment is the verdict above: "Stronger in a pair".

  4. 04
    Earned, not bought.

    The verdict is public and identical whether or not a brand pays. A formula that does not clear the bar gets nothing.

Read by the engine against 2.1 million data points from clinical trials, PubMed and more than a hundred vetted sources. No individual reviewer is named or implied.

The receipts

Well studied
Research base
88
Human studies
135 mg
Black Elderberry Fruit Extract
210 mcg
Vitamin A

Inside the formula

Vitamin A
Immune resilience
Extensively studied
Vitamin C
20 studies
Immune resilience
Extensively studied
Vitamin D3
20 studies
Immune resilience
Extensively studied
Vitamin E
15 studies
Immune resilience
Well studied
Zinc
22 studies
Immune resilience
Extensively studied
Black Elderberry Fruit Extract
Immune resilience
Key driver
In context

The gap this formula speaks to.

Public health figures the engine matched to this formula's ingredients. Reported by their source, cited and dated, never written by the brand.

21 more
The people it speaks to

30% of US supplement users

name immune health as a reason they take a supplement, second only to general health and wellness, in the Council for Responsible Nutrition's 2024 Consumer Survey.

Council for Responsible Nutrition, 2024
The people it speaks to

48% of US adults

admit they forget or choose not to wash their hands at key moments, and one in five say they actively choose not to, in the 2025 State of Handwashing Report.

National Foundation for Infectious Diseases, 2025
Daily use

59 to 66 days

was the median time it took adults to make a new daily health habit automatic across the studies a 2024 review pooled, with individuals ranging from 4 to 335 days.

Systematic review and meta-analysis, 2024
Vitamin D3

Randomised trial, 2025

Vitamin D3 supplementation changed the inflammatory protein CHI3L1 and oxidative stress markers in adults with a chronic demyelinating condition. These are markers, not clinical outcomes.

Neuropsychopharmacology Reports
Vitamin D3

Meta-analysis, 2024

Across 10 trials in 318 athletes, vitamin D3 raised blood vitamin D by about 14.8 nmol/L and hinted at better muscle strength, though few trials leave that uncertain.

Frontiers in Nutrition
Vitamin E

Meta-analysis, 2022

Across 8 trials in 1,002 women, vitamin E taken by mouth reduced reported menstrual cramp pain compared with placebo, with the clearest effect in the first month.

Clinical Nutrition ESPEN
Vitamin E

Randomised trial, 2023

In 160 postmenopausal women with long-standing sleep difficulty, one month of vitamin E brought the median sleep questionnaire score to 6, versus 9 on placebo, where lower means better sleep.

Nutrients
Vitamin D3

Meta-analysis, 2024

Across 20 studies, daily vitamin D3 raised blood vitamin D levels by about 10.4 nmol/L more than the same dose of vitamin D2, roughly 40 percent more.

Advances in Nutrition
Vitamin E

Meta-analysis, 2025

Across 21 trials, vitamin E lowered oxidized LDL and lengthened the time before LDL starts to oxidize, by about 20.45 units, both lab markers of oxidation.

European Journal of Pharmacology
Vitamin E

Meta-analysis, 2023

Across 12 trials in 794 adults with high liver fat, at least 400 IU of vitamin E daily lowered two liver enzyme markers by 7 to 10 and 5 units.

Nutrients
Vitamin D3

Meta-analysis, 2014

Across 23 trials of 4,082 adults, vitamin D raised bone mineral density at the femoral neck by about 0.8%, with no measurable change at the spine, hip, or other sites.

Lancet
Vitamin E

Meta-analysis, 2026

Pooling the available trials, adjuvant vitamin E alongside varicocele surgery was associated with better post-operative semen parameters, which are laboratory markers of sperm quality and not fertility outcomes.

Archivio Italiano di Urologia e Andrologia

Population figures from public health data. Context for the category, not a statement about any individual and not a claim about this product.

What this formula earned

Every one of these is a fact the engine could ground.

Each line below was derived from this formula's own record at the time of verification. Nothing here was written by the brand, and nothing can be added that the evidence does not carry.

  • Studied in people22 human studies on Zinc back this formula, each one cited.
  • A mechanism that is settledHow Vitamin A and Vitamin C work is settled pharmacology.
  • Studied together, not just separatelyVitamin A and Vitamin E have been studied together, not only separately.
  • Recent work on the recordThe most recent study on this record was published in 2026.
  • Why this formatIt is a gummy, which is the format people actually keep taking, and adherence decides whether anything else matters.
  • The exact form, describedThe label names its forms exactly: Retinyl palmitate, Ascorbic acid, Vitamin D3 in a carrier oil, lanolin-derived. The record says what each one is and what it suits.
  • Full label disclosureEvery ingredient on this label carries its own declared amount.
  • Where it comes from and how it is madeVitamin A is made by more than one route.
  • Positions this formula already qualifies forThis formula already qualifies for positions beyond the one it is sold into, on the evidence it carries.
  • A position nobody is holding yetSome of those positions are ones almost nobody is selling to yet.
  • Interaction screen on the recordEvery active on this label was screened against the interaction record, and the screen is published with it.
What the trials show

What the trials show about timing.

Time-to-effect windows the engine read from the trial record. Each is a window a named study measured, cited and dated, never written by the brand.

  • Vitamin Cwithin 24 hours of a single doseMeasured within a day

    In a randomised crossover trial, 12 healthy adults consumed 101.7 mg of vitamin C as a powder, as raw fruits and vegetables, or as juice, and plasma vitamin C rose after every intake form, with plasma and urinary levels tracked over the 24 hours following the single dose.

    Strong
  • Vitamin D3about 3 months of daily useBuilds with daily use

    In the trial record, blood vitamin D rises for about 3 months of daily vitamin D3 and then holds at a plateau, near 69 nmol/L at 1,000 IU a day, from a starting level near 41 nmol/L.

    Early
  • Vitamin Eabsorbed slowly, tracked over 72 hoursMeasured within a day

    In a 3-phase crossover using two deuterium-labelled forms of alpha-tocopherol, healthy women absorbed about 55 percent of an oral dose taken with a 40 percent fat meal and about 64 percent with a fat-free meal, with samples tracked over 72 hours. The authors conclude absorption is not limited by absent fat or fasting, and that vitamin E leaves the intestine by a prolonged process.

    Promising
  • Zincover about five days of lozenges started within 24 hours of symptom onsetBuilds with daily use

    Across three randomised placebo-controlled trials pooled as individual patient data (199 adults with naturally acquired colds, 80 to 92 mg of elemental zinc a day as acetate lozenges), 70 percent of the zinc group had recovered by day 5 against 27 percent on placebo, and colds ran 2.73 days shorter against a 7 day average duration. A separate meta-analysis of seven lozenge trials (575 participants, doses above 75 mg a day, zinc acetate or zinc gluconate) measured cold duration 33 percent shorter, with no significant difference between the two salts.

    Strong
  • Zincabout two to four weeks of daily intakeBuilds with daily use

    In a controlled feeding study in nine healthy men, six weeks of restricted zinc intake raised DNA strand breaks in peripheral blood cells, and four weeks of repletion at 11 mg a day, with 20 mg of supplemental zinc for the first seven days, reversed the rise. In a separate randomised placebo-controlled trial in 40 Ethiopian women eating a high-phytate diet, 20 mg a day of zinc sulfate for 17 days lowered mean comet tail moment from 39.7 to 30.0 while plasma zinc did not change significantly. Both windows were measured on a DNA damage marker in blood cells, not on a symptom.

    Early
  • Black Elderberry Fruit Extractwithin about 7 hours of a single doseMeasured within a day

    In a kinetic study, 6 healthy volunteers took a single 30 ml oral dose of elderberry extract providing 147.3 mg of anthocyanins. The anthocyanins appeared in plasma and were excreted in urine within 7 hours, with a plasma half-life of about 1.74 hours.

    Strong
1 more
  • Black Elderberry Fruit Extractabout 1 week of twice-daily useBuilds with daily use

    In a randomised crossover trial, adults with overweight consumed anthocyanin-rich elderberry juice twice daily for 1 week. After that week, gut microbiota composition had shifted, post-meal blood glucose was lower and fat oxidation was higher than after placebo.

    Early

Windows measured in the cited trials. Context for how the active behaves over time, not a statement about any individual and not a claim about this product.

General timing

How each ingredient usually behaves over time.

Six ingredients, from each one's own page.

How each ingredient usually behaves over time, from its own page on IngredientMD. General timing for the ingredient, not a measurement of this product.

Chemical form

The same ingredient, carried differently.

What each form is, and where it fits in a formula. Measured findings carry the study that reported them.

  • Cholecalciferol (vitamin D3)

    The animal-sourced form of vitamin D, made in skin under UVB light and produced commercially from lanolin. Fat-soluble, so it travels with dietary fat and is stored in body fat.

    Fits
    Raising and holding vitamin D status, and the form most supplement trials use.
    Trade-off
    Being fat-soluble it accumulates with sustained high dosing, so intakes are set against the tolerable upper level rather than topped up freely.

    In a 12-week double-blind randomised controlled trial in 108 young women in urban Bangalore, most of whom began vitamin D-deficient, daily vitamin D3 at 400, 600 or 800 IU in a fortified wafer raised serum 25-hydroxyvitamin D, parathyroid hormone fell over time, and effects on bone-turnover markers were modest and not dose specific. The 800 IU dose brought 65 percent of participants to sufficiency.

Descriptions of the form itself, read from the cited studies. Not a comparison between products and not a statement about any individual.

Format

Gummy

It is a gummy, which is the format people actually keep taking, and adherence decides whether anything else matters.

Best forDaily nutrients a person has to take for months, where consistency matters more than peak dose.

Questions shoppers ask

Is Elderberry Immune Gummies independently verified?
Yes. IngredientMD reviewed this formula independently and verified it in Oct 2026. The verdict is earned, not bought: brands can't edit or purchase it.
What's in Elderberry Immune Gummies?
Elderberry Immune Gummies is built on Vitamin A, Vitamin C, Vitamin D3, Vitamin E, Zinc, Black Elderberry Fruit Extract. Each ingredient links to its own evidence page on IngredientMD.
Were ingredient interactions checked?
Yes. The combination was screened against 1,737 documented interactions for these actives in IngredientMD's interaction database.
Who is IngredientMD?
IngredientMD is an independent supplement-science platform. We analyze ingredients and formulas against clinical research, and we verify products only when they clear our bar. Labs run the tests. We review the results.
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These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. This record is not medical advice. Always consult your healthcare provider before starting any supplement regimen.

Independent review by IngredientMD, not commissioned by Zarbee'sWork at Zarbee's? This verification is yours to claim →