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Immune Booster

product on market Capsule Doctor's Best Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Zinc and elderberry extract have moderate evidence for supporting immune function and reducing cold duration. Echinacea aerial parts are also commonly used for respiratory support, though research results are mixed. Overall, the evidence coverage for this specific combination is limited.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Immune Booster
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Veggie Capsule(s)
Serving Size
60
Servings
Botanical with Nutrients
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

23 mg (209% DV)
2.1× RDA — within safe limits 263 studies (A:6, B:134)
Market median: 400.0mg (380 products) 36 studies (A:1, B:10)
Market median: 175.0mg (497 products) 11 studies (A:0, B:1)

Other Ingredients

Hypromellose Microcrystalline Cellulose Maltodextrin Silicon Dioxide Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Adult Use: Take 2 capsules daily with food, or as recommended by a nutritionally informed physician.

Warnings & Precautions

Consult your physician before using elderberry if you have autoimmune diseases.

Formulation Notes

Kick your immunity into high gear! With cold and flu seasons lasting longer each year, we've developed this enhanced formula to help boost your immune system.

This powerful formula uses Zinc and Elderberry for a double dose of enhanced immune function. The addition of echinacea, a traditional herb that's been used for centuries, helps activate and encourage the body's natural immune potential.

Supports Enhanced immune function Maximizing the body's natural immune potential Reducing oxidative stress

Immune booster with Echinacea, Elderberry & Zinc

To enhance your immune system

Vegan

Non-GMO Gluten free Soy free

This product contains natural ingredients that may vary in color.

Additional Information

Store in a cool dry place.

Metadata

Product Details

UPC / SKU7 53950 00521 1
DSLD Entry Date2022-09-22
Product TypeBotanical with Nutrients
FormCapsule
DSLD ID270244
Data Updated2026-04-11
Research

Research Evidence

397
Research Sources
55
Avg Quality
200
Meta Analysis
68
Rct
58
Systematic Review
53
Clinical Trial
9
Cochrane Review
2
Narrative Review
2
Regulatory Source
1
Observational
1
Other
1
Openfda Safety
A Zinc supplementation for improving pregnancy and infant outcome
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Zinc supplementation for preventing mortality, morbidity, and growth failure in children aged 6 months to 12 years
Narrative Review The Cochrane database of systematic reviews 2023 PubMed DOI
A Oral zinc for treating diarrhoea in children
Meta Analysis The Cochrane database of systematic reviews 2016 PubMed DOI
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Zinc for the prevention or treatment of acute viral respiratory tract infections in adults: a rapid systematic review and meta-analysis of randomised controlled trials
Meta Analysis BMJ open 2021 PubMed DOI
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2010 PubMed DOI
A Zinc supplements for preventing otitis media
Meta Analysis The Cochrane database of systematic reviews 2012 PubMed DOI
A Compression bandages or stockings versus no compression for treating venous leg ulcers
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Zinc supplementation for mental and motor development in children
Meta Analysis The Cochrane database of systematic reviews 2012 PubMed DOI
A Zinc for the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.