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Zinc Elderberry & Vitamin C

product on market Lozenge Double Wood Supplements Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 33% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Vitamin C and zinc are supported by strong evidence for their roles in supporting immune function and cellular defense. These ingredients are widely researched for their ability to maintain health during respiratory challenges. The current formulation maintains a high safety profile for general consumption.

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

Label

Product Label

Label for Zinc Elderberry & Vitamin C
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Lozenge(s)
Serving Size
60
Servings
Botanical with Nutrients
Product Type
33%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
15 Calorie(s)
Total Carbohydrate
4 Gram(s) (1% DV)
Total Sugars
3 Gram(s)
Vitamin C
60 mg (67% DV)
5 mg (45% DV)
Within RDA (0.5× RDA) 263 studies (A:6, B:134)
Market median: 175.0mg (497 products) 11 studies (A:0, B:1)

Other Ingredients

Cane Sugar Brown Rice Syrup Honey Citric Acid Turmeric Natural flavor
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: As a dietary supplement, consume one lozenge per day for immune system support.

Warnings & Precautions

Do not exceed 2 lozenges in one day.

Warning: Consult your physician before use.

Do not use Zinc lozenges if you are pregnant, nursing or under 18 years of age.

Do not use Zinc lozenges if you are pregnant, nursing or under 18 years of age.

Discontinue use and consult your doctor immediately if any adverse reactions occur. Do not use zinc lozenges and operate heavy machinery until you know how it affects you. Do not exceed 2 Lozenges per day.

Formulation Notes

Immune Support Lozenges

Additional Information

Storage: Store in a cool, dark place. Do not freeze or expose to moisture or heat above room temperature.

Metadata

Product Details

UPC / SKU8 59793 00780 8
DSLD Entry Date2024-11-22
Product TypeBotanical with Nutrients
FormLozenge
BrandDouble Wood Supplements
DSLD ID315703
Data Updated2026-04-11
Research

Research Evidence

12
Research Sources
48
Avg Quality
4
Rct
4
Systematic Review
2
Meta Analysis
1
Clinical Trial
1
Openfda Safety
B Black elderberry (Sambucus nigra) supplementation effectively treats upper respiratory symptoms: A meta-analysis of randomized, controlled clinical trials
Meta Analysis Complementary therapies in medicine 2019 PubMed DOI
C Elderberry Supplementation Reduces Cold Duration and Symptoms in Air-Travellers: A Randomized, Double-Blind Placebo-Controlled Clinical Trial
Rct Nutrients 2016 PubMed DOI
C Elderberry for prevention and treatment of viral respiratory illnesses: a systematic review
Systematic Review BMC complementary medicine and therapies 2021 PubMed DOI
C Effect of herbal compounds on coronavirus; a systematic review and meta-analysis
Meta Analysis Virology journal 2022 PubMed DOI
C Anthroposophic medicine in the treatment of pediatric pseudocroup: A systematic review
Systematic Review Complementary therapies in medicine 2018 PubMed DOI
C Effect of Dietary Supplementation with Lutein, Zeaxanthin, and Elderberries on Dry Eye Disease (DED) and Immunity: A Randomized Controlled Trial.
Rct Nutrients PubMed DOI
C A systematic review on the sambuci fructus effect and efficacy profiles
Systematic Review Phytotherapy research : PTR 2010 PubMed DOI
C An evidence-based systematic review of elderberry and elderflower (Sambucus nigra) by the Natural Standard Research Collaboration
Systematic Review Journal of dietary supplements 2014 PubMed DOI
C Physical Fitness, Body Composition and Frailty in Elderly People.Exercise Program Effecsts. EXERNET Elder 3.0
Clinical Trial ClinicalTrials.gov 2018
C Inhibition of several strains of influenza virus in vitro and reduction of symptoms by an elderberry extract (Sambucus nigra L.) during an outbreak of influenza B Panama
Rct Journal of alternative and complementary medicine (New York, N.Y.) 1995 PubMed
View all evidence for Elderberry →
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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.