Klaire Labs Methylcobalamin supplement bottle
Klaire Labs

Methylcobalamin Review

What We Researched
1 active ingredient analyzed · 9 inactive ingredients decoded · 2 brand certifications checked · Last updated: Aug 2026
93
Product Score Excellent
75
Brand Score Fair

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) 5000 mcg 83333%
Bioavailability Excellent

Absorption Rating

  • Vitamin B12 (as Methylcobalamin) Good
Other Ingredients Excellent

Fillers & Additives

  • Xylitol
  • Mannitol
  • Silicon Dioxide
  • L-Leucine
  • Vegetable Stearine
  • Carboxymethyl cellulose sodium
  • Natural Cherry Flavor
  • Citric Acid
  • Magnesium Stearate
Efficacy Very Good

Dosage Analysis

  • Vitamin B12 (as Methylcobalamin) 5000 mcg High

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B12 (as Methylcobalamin) 5000 mcg 83333%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Xylitol Safe

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

Mannitol Generally_safe

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

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

L-Leucine Safe

It is included for its potential muscle-building and recovery benefits.

Vegetable Stearine Unknown
Carboxymethyl cellulose sodium Unknown
Natural Cherry Flavor Safe

It provides a cherry flavor to the product.

Citric Acid Safe

Adds tartness and acts as a natural preservative. Also aids in ingredient stability.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Brand Trust Report
Klaire Labs

Founded 1969 · Reno, Nevada, United States · 82 products · klaire.com

Certifications

2 certifications
Fda Gmp Inspections Verified Source
Usda Organic Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source
Related Supplements
Frequently Asked Questions
Is Klaire Labs Methylcobalamin a good supplement?

Klaire Labs Methylcobalamin 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. Of the 9 inactive ingredients, 6 are rated safe and 0 are flagged for review. The manufacturer, Klaire Labs, holds a brand trust score of 75/100 with 2 verified certifications including Fda Gmp Inspections, Usda Organic.

What are the ingredients in Klaire Labs Methylcobalamin?

Klaire Labs Methylcobalamin contains 1 active ingredients: Vitamin B12 (as Methylcobalamin) (5000 mcg). Notable high-dose ingredients include Vitamin B12 at 83333% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Klaire Labs Methylcobalamin safe to take?

Klaire Labs Methylcobalamin 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 Klaire Labs a trustworthy supplement brand?

Klaire Labs receives a brand trust score of 75/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1969 and headquartered in Reno, Nevada, United States, the company offers 82 products in their lineup. They hold 2 verified certifications including Fda Gmp Inspections, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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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.