Zinc Lozenge + Elderberry by DaVinci Laboratories — Ingredients, Evidence & Safety

Product Label

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Label Data

1 Lozenge(s) Serving Size

60 Servings

Botanical with Nutrients Product Type

57% Evidence Coverage

Supplement Facts — Evidence Check

Calories

5 Calorie(s)

Total Carbohydrates

2 Gram(s) (1% DV)

Vitamin D3

25 mcg (125% DV)

✅ 1.7× RDA — within safe limits 📚 604 studies (Tier A: 16, B: 251)

RDA 0.015mg This product: 0.025mg UL 0.1mg

Zinc

23 mg (209% DV)

✅ 2.1× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 23mg UL 40mg

Elderberry, Powder

100 mg

📊 Market median: 175.0mg (497 products) 📚 11 studies (Tier A: 0, B: 1)

This product: 100mg

Elderberry Fruit Extract

50 mg

📊 Market median: 175.0mg (497 products) 📚 11 studies (Tier A: 0, B: 1)

This product: 50mg

Stevia leaf extract

4 mg

Other Ingredients

Xylitol Stearic Acid Stearate Citric Acid Honey, Powder Silica natural Lemon flavor

Label Claims — Verification

❓ All Other

All Other (100% of products) Structure/Function (91% of products) Nutrient (41% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested use: As a dietary supplement, take 1 lozenge daily, or as directed by your healthcare practitioner. Let dissolve in mouth.

⚠️ Warnings & Precautions

Warning: If pregnant or nursing, consult your healthcare practitioner before taking this product.

Keep out of reach of children.

To obtain product information or report a serious adverse event, call 1-800-325-1776

🧪 Formulation Notes

Color, flavor and sweetness of this product may vary due to variations of natural ingredients.

Vegetarian / Gluten free/ Soy free / Dairy free

Additional Information

Truth We pledge total truth in labeling. Our family of products contains only the purest and most potent ingredients. Guaranteed.

Store in a cool, dry place.

Product Details

UPC / SKU 0 26664 01541 9

DSLD Entry Date 2023-12-14

Product Type Botanical with Nutrients

Form Lozenge

Brand DaVinci Laboratories

DSLD ID 304063

Data Updated 2026-04-11

Research Evidence

12 Research Sources

48 Avg Quality Score

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

ClinicalTrials.gov

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 →