Vitamin B-12 1000 mcg
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 50% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
1 Tablet(s)
Serving Size
Single Vitamin and Mineral
Product Type
50%
Evidence Coverage
Supplement Facts — Evidence Check
1000 mcg
(16667% DV)
📊 416.7× RDA — above typical dose
📚 138 studies (Tier A: 1, B: 44)
Calcium
23 mg
(2% DV)
Other Ingredients
Microcrystalline Cellulose
Stearic Acid
Silica
Magnesium Stearate
Label Claims — Verification
❓
All Other
All Other (99% of products)
Structure/Function (89% of products)
Nutrient (56% of products)
Target Groups
Vegetarian
Adult (18 - 50 Years)
Dairy Free
Product Information
📋 Directions for Use
Directions: Adults: One tablet daily as a dietary supplement or as directed by your doctor.
⚠️ Warnings & Precautions
Keep out of reach of children
Do not use if imprinted safety seal under cap is broken or missing
🧪 Formulation Notes
Free of: milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soy, yeast, corn preservatives, artificial colors, artificial flavors, starch, animal by-products.
Additional Information
Store in a dry place at room temperature
Rev. 0615
Product Details
UPC / SKU
3 69618 03701 4
DSLD Entry Date
2018-09-21
Product Type
Single Vitamin and Mineral
Form
Tablet or Pill
Brand
Reliable 1 Laboratories
DSLD ID
180318
Data Updated
2026-04-11
Research Evidence
237
Research Sources
53
Avg Quality Score
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
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
A
Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression
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
B
Helicobacter pylori infection and micronutrient deficiency in pregnant women: a systematic review and meta-analysis
B
Vitamin B12 supplementation during pregnancy for maternal and child health outcomes
B
A comprehensive review and meta-regression analysis of randomized controlled trials examining the impact of vitamin B12 supplementation on homocysteine levels
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