Zahler B12 Energizer+, Advanced B12 Formula, Natural Cherry, 5,000 mcg, 120 Lozenges supplement bottle
Zahler

B12 Energizer+, Advanced B12 Formula, Natural Cherry, 5,000 mcg, 120 Lozenges

What We Researched
1 active ingredient analyzed · 8 inactive ingredients decoded · 2 brand certifications checked · 4 retailers compared · Last updated: Mar 2026
93
Product Score Excellent
70
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
B12 (as Methylcobalamin) 5,000 mcg 208,333%
Bioavailability Excellent

Absorption Rating

  • B12 (as Methylcobalamin) Good
Other Ingredients Excellent

Fillers & Additives

  • Fructose
  • Sucrose
  • Mannitol
  • Dextrose
  • Stearic Acid
  • Natural cherry and vanilla flavors
  • Silicon Dioxide
  • Magnesium Stearate
Efficacy Very Good

Dosage Analysis

  • B12 (as Methylcobalamin) 5,000 mcg High

Supplement Facts

Ingredient Amount % Daily Value
B12 (as Methylcobalamin) 5,000 mcg 208,333%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Fructose Generally_safe

It is used as a sweetener.

Sucrose Generally_safe

It is used as a sweetener.

Mannitol Generally_safe

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

Dextrose Generally_safe

It is used as a filler, sweetener, or to improve the flow of powders.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Natural cherry and vanilla flavors Unknown
Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Price Comparison

Vitacost $28.59 $0.24 / serving
Best Price
iHerb $32.47 $0.27 / serving
GNC $32.99 $0.27 / serving

Price History

Tracked across major retailers. Updated periodically.

$35$33$31$29$27 Mar 12 $32.99$32.47$28.59
iHerb
Vitacost
GNC

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Zahler

Founded 2005 · Brooklyn, NY, USA · 140 products · zahlers.com/

Certifications

2 certifications
Fda Gmp Inspections Verified Source
Kosher Certified Verified Source

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source

Violation History

4 incidents
Prop 65 Lead2023-08-28Source
Lawsuit Trademark Infringement2022Source
Prop 65 Lead2021-12-09Source
Fda Warning A retailer was cited for making drug claims about a Zahler product.2017-04-17Source
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Frequently Asked Questions
Is Zahler B12 Energizer+, Advanced B12 Formula a good supplement?

Zahler B12 Energizer+, Advanced B12 Formula, Natural Cherry, 5,000 mcg, 120 Lozenges 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 1 active ingredients with 120 servings per container. Of the 8 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, Zahler, holds a brand trust score of 70/100 with 2 verified certifications including Fda Gmp Inspections, Kosher Certified.

What are the ingredients in Zahler B12 Energizer+, Advanced B12 Formula?

Zahler B12 Energizer+, Advanced B12 Formula contains 1 active ingredients: B12 (as Methylcobalamin) (5,000 mcg). Notable high-dose ingredients include B12 at 208,333% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Zahler B12 Energizer+, Advanced B12 Formula safe to take?

Zahler B12 Energizer+, Advanced B12 Formula, Natural Cherry, 5,000 mcg, 120 Lozenges has been analyzed for ingredient safety across all its components. 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 70/100 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 140 products in their lineup. They hold 2 verified certifications including Fda Gmp Inspections, Kosher Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. 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. 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.