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Methyl Cobalamin Vitamin B-12 5000 mcg

product on market Tablet or Pill Wonder Laboratories Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Methylcobalamin is a bioactive form of vitamin B-12 that supports nerve function and red blood cell formation. There is strong evidence supporting its role in maintaining neurological health and addressing specific B-12 deficiencies. This high-dose formulation provides a concentrated source of the nutrient for systemic absorption.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Methyl Cobalamin Vitamin B-12 5000 mcg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
120
Servings
Vitamin
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

5000 mcg (83333% DV)
2083.3× RDA — above typical dose 139 studies (A:1, B:44)

Other Ingredients

Mannitol natural Cherry flavors Vegetable Stearic Acid Vegetable Cellulose Citric Acid Vegetable Magnesium Stearate Silica Stevia
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: As a dietary supplement, take 1 tablet daily. Allow tablet to dissolve under tongue.

Warnings & Precautions

The liver may not convert the common form of vitamin B-12 (cyanocobalamin) into adequate amounts of methylcobalamin needed for proper neuronal functioning.

Tamper evident: Do not use this product if imprinted foil seal under cap is broken or missing.

Keep out of reach of children.

Caution: If you are pregnant or nursing, consult your physician before taking this product.

Formulation Notes

Methylcobalamin is the form of vitamin B-12 active in the central and peripheral nervous system.

Conforms to USP <2091> for weight.

Mfg. in an FDA Registered Facility, using Good Manufacturing Practices (GMPs)

Nutritionally supports healthy blood cells & nervous system

Gluten free

Neurologically active vitamin B-12

Vegetarian/Vegan

Made in USA

Additional Information

Keep tightly closed. Store at room temperature: 59 degrees - 86 degrees F (15 degrees to 30 degrees C).

Formula 984

Metadata

Product Details

DSLD Entry Date2021-12-18
Product TypeVitamin
FormTablet or Pill
DSLD ID262354
Data Updated2026-04-11
Research

Research Evidence

237
Research Sources
53
Avg Quality
83
Meta Analysis
74
Systematic Review
45
Rct
29
Clinical Trial
2
Guideline
2
Regulatory Source
1
Openfda Safety
A Associations between serum Homocysteine, vitamin B9, and vitamin B12 levels and the formation of intracranial Aneurysms: A systematic review and meta-analysis
Meta Analysis Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia 2025 PubMed DOI
A Intake of vitamin B6, folate, and vitamin B12 and risk of coronary heart disease: a systematic review and dose-response meta-analysis of prospective cohort studies
Meta Analysis Critical reviews in food science and nutrition 2019 PubMed DOI
A Oral vitamin B12 versus intramuscular vitamin B12 for vitamin B12 deficiency
Systematic Review The Cochrane database of systematic reviews 2018 PubMed DOI
A Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression
Meta Analysis Nutrients 2021 PubMed DOI
A Efficacy of different routes of vitamin B12 supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta-analysis
Systematic Review Irish journal of medical science 2024 PubMed DOI
B Helicobacter pylori infection and micronutrient deficiency in pregnant women: a systematic review and meta-analysis
Meta Analysis BMJ open gastroenterology 2020 PubMed DOI
B Vitamin B12 supplementation during pregnancy for maternal and child health outcomes
Systematic Review The Cochrane database of systematic reviews 2024 PubMed DOI
B A comprehensive review and meta-regression analysis of randomized controlled trials examining the impact of vitamin B12 supplementation on homocysteine levels
Meta Analysis Nutrition reviews 2024 PubMed DOI
B Relationship between vitamin B12 levels and motor development: A systematic review
Systematic Review Clinical nutrition ESPEN 2024 PubMed DOI
B Vitamin B12, folate, and homocysteine in metabolic syndrome: a systematic review and meta-analysis
Meta Analysis Frontiers in endocrinology 2023 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.