Vitamin B12 1 mg
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 100% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
1 Capsule(s)
Serving Size
50
Servings
Vitamin
Product Type
100%
Evidence Coverage
Supplement Facts — Evidence Check
1 mg
(16666% DV)
📊 416.7× RDA — above typical dose
📚 138 studies (Tier A: 1, B: 44)
Other Ingredients
Rice Flour
Gelatin Capsules
Label Claims — Verification
❓
All Other
❓
Structure/Function
All Other (99% of products)
Structure/Function (89% of products)
Nutrient (56% of products)
Target Groups
Children 4 or More Years of Age
Adult (18 - 50 Years)
Product Information
📋 Directions for Use
Suggested use: Adults and children 12 years of age or over, take 1 capsule daily with a meal, or as directed by a healthcare professional.
⚠️ Warnings & Precautions
Keep away from children.
Warning: If you are pregnant, nursing or taking any medications, consult your doctor before use.
If any adverse reactions occur, immediately stop using this product and consult your doctor. If seal under cap is damaged or missing, do not use.
🧪 Formulation Notes
Our products don't contain flow agents like magnesium stearate. Not now, not ever.
Supports energy production
Additional Information
Made in USA
Leader in purity Established by Dr. Clark's Family in 1993
Store at room temperature.
Company does not adopt any Dr. Clark claims.
Product Details
UPC / SKU
6 52384 10445 6
DSLD Entry Date
2020-03-24
Product Type
Vitamin
Form
Capsule
Brand
Dr. Clark Store
DSLD ID
215843
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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