Get the App
Zahler Junior D3 1000 IU Chewable Tablets supplement bottle
Zahler

Junior D3 1000 IU Chewable Tablets Review

What We Researched
1 active ingredient analyzed · 5 inactive ingredients decoded · 3 brand certifications checked · Page generated: Sep 2026
100
Product Score Excellent
81
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D3 (as Cholecalciferol) (1000 IU) 25 mcg 125%
Bioavailability Excellent

Absorption Rating

  • Vitamin D3 (as Cholecalciferol) (1000 IU) Good
Other Ingredients Excellent

Fillers & Additives

  • Sorbitol
  • Mannitol
  • Natural Flavor
  • Magnesium Stearate
  • Silicon Dioxide
Efficacy Excellent

Dosage Analysis

  • Vitamin D3 (as Cholecalciferol) (1000 IU) 25 mcg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D3 (as Cholecalciferol) (1000 IU) 25 mcg 125%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Sorbitol Safe

Provides sweetness and helps retain moisture in chewables.

Mannitol Generally_safe

It is used as a sweetener, filler, and flow agent.

Natural Flavor Safe

Improves taste of chewable, gummy, or liquid supplements.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Brand Trust Report
Zahler

Founded 2005 · Brooklyn, NY, USA · 174 products · zahlers.com/

Certifications

3 certifications
Fda Gmp Inspections Source available Primary evidence
Kosher Certified Source available Primary evidence
NSF Certified Supporting evidence unavailable

Transparency

5 claims
Third Party Testing Claim — Claimed Evidence available Evidence
In House Testing — Verified Evidence available Evidence
Testing Lab Disclosure — True Brand claim; evidence unavailable
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

4 incidents
Prop 65 Lead2023-08-28 Source available Primary source
Lawsuit Trademark Infringement2022 Source available Primary source
Prop 65 Lead2021-12-09 Source available Primary source
Fda Warning A retailer was cited for making drug claims about a Zahler product.2017-04-17 Source available Primary source
Related Supplements
Tru Niagen Tru Niagen Pro 1000 mg
Tru Niagen Tru Niagen Pro 1000 mg
Product 100 Brand 100
Jamieson Extra Strength D3 2500 IU
Jamieson Extra Strength D3 2500 IU
Product 100 Brand 100
Gaia Herbs Hibiscus Flower Liquid Phyto-Caps
Gaia Herbs Hibiscus Flower Liquid Phyto-Caps
Product 100 Brand 100
Zahler Vitamin D3 1000 IU 25 mcg
Zahler Vitamin D3 1000 IU 25 mcg
Product 100 Brand 81
Zahler Magnesium Citrate
Zahler Magnesium Citrate
Product 100 Brand 81
Zahler Vitamin D3 Orange 2000 IU Chewable Tablets
Zahler Vitamin D3 Orange 2000 IU Chewable Tablets
Product 100 Brand 81
Frequently Asked Questions
Is Zahler Junior D3 1000 IU Chewable Tablets a good supplement?

Zahler Junior D3 1000 IU Chewable Tablets received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 250 servings per container. All 5 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Zahler, holds a brand trust score of 81/100.

What are the ingredients in Zahler Junior D3 1000 IU Chewable Tablets?

Zahler Junior D3 1000 IU Chewable Tablets contains 1 active ingredients: Vitamin D3 (as Cholecalciferol) (1000 IU) (25 mcg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Zahler Junior D3 1000 IU Chewable Tablets safe to take?

GoodSupp reviewed the inactive-ingredient data available for Zahler Junior D3 1000 IU Chewable Tablets. All 5 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Zahler a trustworthy supplement brand?

Zahler receives a brand trust score of 81/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2005 and headquartered in Brooklyn, NY, USA, the company offers 174 products in their lineup. Note: Zahler has 4 historical regulatory incidents on record, which are factored into the trust score.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

Download on App Store Browse All Supplements
Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.