Seeking Health Methyl B12 5000 supplement bottle
Seeking Health

Methyl B12 5000 Review

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 5 brand certifications checked · Page generated: Sep 2026
93
Product Score Excellent
84
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 MecobalActive® methylcobalamin and adenosylcobalamin) 5000 mcg 208,333%
Bioavailability Excellent

Absorption Rating

  • Vitamin B12 (as MecobalActive® methylcobalamin and adenosylcobalamin) Good
Other Ingredients Excellent

Fillers & Additives

  • Xylitol
  • Ascorbyl Palmitate
  • Silica
  • Natural Flavors
Efficacy Very Good

Dosage Analysis

  • Vitamin B12 (as MecobalActive® methylcobalamin and adenosylcobalamin) 5000 mcg High

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B12 (as MecobalActive® methylcobalamin and adenosylcobalamin) 5000 mcg 208,333%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Xylitol Safe

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

Ascorbyl Palmitate Safe

Prevents oxidation and extends shelf life of oil-based supplements.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Brand Trust Report
Seeking Health

Founded 2011 · Bellingham, Washington, USA · 88 products · seekinghealth.com

Certifications

5 certifications
Fda Gmp Inspections Source available Primary evidence
Nsf Gmp Source available Primary evidence
NSF Certified for Sport Supporting evidence unavailable
NSF Contents Certified Supporting evidence unavailable
NSF Certified Supporting evidence unavailable

Transparency

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

Violation History

2 incidents
Prop 65 Lead2025-07-11 Source available Primary source
Recall Optimal Multivitamin Chewable Dietary Supplements2022-09-16 Source available Primary source
Related Supplements
Frequently Asked Questions
Is Seeking Health Methyl B12 5000 a good supplement?

Seeking Health Methyl B12 5000 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 60 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Seeking Health, holds a brand trust score of 84/100.

What are the ingredients in Seeking Health Methyl B12 5000?

Seeking Health Methyl B12 5000 contains 1 active ingredients: Vitamin B12 (as MecobalActive® methylcobalamin and adenosylcobalamin) (5000 mcg). Notable high-dose ingredients include Vitamin B12 at 208,333% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Seeking Health Methyl B12 5000 safe to take?

GoodSupp reviewed the inactive-ingredient data available for Seeking Health Methyl B12 5000. All 4 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 Seeking Health a trustworthy supplement brand?

Seeking Health receives a brand trust score of 84/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2011 and headquartered in Bellingham, Washington, USA, the company offers 88 products in their lineup. Note: Seeking Health 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.