Jarrow Formulas Methyl B-12 Tropical 2,500 mcg supplement bottle
Jarrow Formulas

Methyl B-12 Tropical 2,500 mcg Review

What We Researched
1 active ingredient analyzed · 10 inactive ingredients decoded · 7 brand certifications checked · Last updated: Aug 2026
93
Product Score Excellent
98
Brand Score Excellent

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) 2,500 mcg 104,167%
Bioavailability Excellent

Absorption Rating

  • Vitamin B12 (as Methylcobalamin) Good
Other Ingredients Excellent

Fillers & Additives

  • Dextrose
  • Xylitol
  • Natural Flavors
  • Microcrystalline Cellulose
  • Cellulose
  • Ascorbic Acid
  • Vegetable Stearic Acid
  • Stearic Acid
  • Silica
  • Silicon Dioxide
Efficacy Very Good

Dosage Analysis

  • Vitamin B12 (as Methylcobalamin) 2,500 mcg High

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B12 (as Methylcobalamin) 2,500 mcg 104,167%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Dextrose Generally_safe

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

Xylitol Safe

Provides sweetness with reduced calorie content. Does not promote tooth decay.

Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Ascorbic Acid Safe

Prevents oxidation and provides vitamin C.

Vegetable Stearic Acid Generally_safe

It is used to prevent ingredients from sticking to manufacturing equipment.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Brand Trust Report
Jarrow Formulas

Founded 1977 · Los Angeles, California, USA · 138 products · jarrow.com/

Certifications

7 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source
IGEN Non-GMO Tested Verified
NSF Certified Verified

Transparency

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

Violation History

2 incidents
Recall Liquid L-Carnitine2018-01-15Source
Prop 65 Lead2017-09-07Source
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Frequently Asked Questions
Is Jarrow Formulas Methyl B-12 Tropical 2,500 mcg a good supplement?

Jarrow Formulas Methyl B-12 Tropical 2,500 mcg 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 Of the 10 inactive ingredients, 8 are rated safe and 0 are flagged for review. The manufacturer, Jarrow Formulas, holds a brand trust score of 98/100 with 7 verified certifications including Consumerlab, Fda Gmp Inspections, Non Gmo Project, Usda Organic.

What are the ingredients in Jarrow Formulas Methyl B-12 Tropical 2,500 mcg?

Jarrow Formulas Methyl B-12 Tropical 2,500 mcg contains 1 active ingredients: Vitamin B12 (as Methylcobalamin) (2,500 mcg). Notable high-dose ingredients include Vitamin B12 at 104,167% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Jarrow Formulas Methyl B-12 Tropical 2,500 mcg safe to take?

Jarrow Formulas Methyl B-12 Tropical 2,500 mcg 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 Jarrow Formulas a trustworthy supplement brand?

Jarrow Formulas receives a brand trust score of 98/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1977 and headquartered in Los Angeles, California, USA, the company offers 138 products in their lineup. They hold 7 verified certifications including Consumerlab, Fda Gmp Inspections, Non Gmo Project, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Jarrow Formulas has 2 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.