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Zahler B12 Energizer Natural Raspberry Flavor supplement bottle
Zahler

B12 Energizer Natural Raspberry Flavor Review

What We Researched
2 active ingredients analyzed · 5 inactive ingredients decoded · 3 brand certifications checked · Page generated: Sep 2026
93
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 B12 (as Methylcobalamin) 1000 mcg 15667%
Folic Acid 800 mcg 200%
Bioavailability Very Good

Absorption Rating

  • Vitamin B12 (as Methylcobalamin) Good
  • Folic Acid Fair
Other Ingredients Excellent

Fillers & Additives

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

Dosage Analysis

  • Vitamin B12 (as Methylcobalamin) 1000 mcg Effective
  • Folic Acid 800 mcg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B12 (as Methylcobalamin) 1000 mcg 15667%
Folic Acid 800 mcg 200%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Mannitol Generally_safe

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

Sorbitol Granular Unknown
Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Natural Raspberry Flavor Generally_safe

It is used to enhance the taste of the supplement.

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
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Frequently Asked Questions
Is Zahler B12 Energizer Natural Raspberry Flavor a good supplement?

Zahler B12 Energizer Natural Raspberry Flavor received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 2 active ingredients with 90 servings per container. Of the 5 inactive ingredients, 4 are rated safe and 0 ingredients are flagged for review. The manufacturer, Zahler, holds a brand trust score of 81/100.

What are the ingredients in Zahler B12 Energizer Natural Raspberry Flavor?

Zahler B12 Energizer Natural Raspberry Flavor contains 2 active ingredients: Vitamin B12 (as Methylcobalamin) (1000 mcg), Folic Acid (800 mcg). Notable high-dose ingredients include Vitamin B12 at 15667% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Zahler B12 Energizer Natural Raspberry Flavor safe to take?

GoodSupp reviewed the inactive-ingredient data available for Zahler B12 Energizer Natural Raspberry Flavor. 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.

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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.