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Maximum Strength B12 5,000 mcg

product on market Softgel Capsule Nature Made 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

Vitamin B12 is essential for nerve function and red blood cell formation, with strong evidence supporting its role in treating specific deficiencies. This high-dose formulation provides significant support for cellular metabolism and cognitive health. Research indicates a high safety profile for this nutrient when used as directed.

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

Label

Product Label

Label for Maximum Strength B12 5,000 mcg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Softgel(s)
Serving Size
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

Soybean Oil Gelatin Glycerin yellow Beeswax Water Colors added Soy Lecithin
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Use only as directed by a healthcare professional. Take 1 softgel daily with a meal. For easier swallowing, take with water before and during ingestion.

Warnings & Precautions

Caution: Do not exceed one softgel daily unless recommended by your healthcare professional; do not take longer than recommended by your healthcare professional.

Store in a cool, dry place, out of reach of children.

Do not use if imprinted seal under cap is broken or missing.

Formulation Notes

Maximum Strength B12 5,000 mcg

Maximum strength for adults diagnosed with very low levels of vitamin B12

Nature Made Maximum Strength B12 provides 5,000 mcg of vitamin B12, a nutrient essential in supporting optimal health

Colors derived from natural sources - No synthetic dyes No artificial flavors No preservatives No yeast or starch Gluten free

Additional Information

List No: 2886 L203 Cat. A686 5A004

#1 pharmacist recommended

USP Dietary Supplement Verified

Supports cellular energy production in the body Essential for proper red blood cell formation Helps support healthy homocysteine levels which may help support vascular health Helps support normal nervous system function Maximum 5,000 mcg - Helps restore healthy levels of B12 in adults with very low levels, as diagnosed by their healthcare professional using appropriate biomarkers. For more information, visit NatureMade.com.

Keep bottle tightly closed. Store in a cool, dry place, out of reach of children.

For those with vitamin B12 deficiency.

USP has tested and verified ingredients, potency, and manufacturing process. USP sets official standards for dietary supplements. www.uspverified.org. Based on Pharmacy Times Survey of pharmacists recommending Letter Vitamin Supplements.

Metadata

Product Details

UPC / SKU0 31604 02886 2
DSLD Entry Date2018-09-21
Product TypeVitamin
FormSoftgel Capsule
BrandNature Made
DSLD ID179932
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
View all evidence for Vitamin B12 →
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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.