Liquid Methyl Vitamin B12 Complete
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 mL
Serving Size
59
Servings
Vitamin
Product Type
100%
Evidence Coverage
Supplement Facts — Evidence Check
0.5 mg
(42% DV)
✅ Within RDA (0.4× RDA of 1.2 mg)
📚 76 studies (Tier A: 0, B: 33)
0.85 mg
(65% DV)
✅ Within RDA (0.7× RDA of 1.3 mg)
📚 12 studies (Tier A: 0, B: 1)
10 mg
(63% DV)
✅ Within RDA (0.7× RDA of 14 mg)
📚 193 studies (Tier A: 5, B: 63)
1 mg
(59% DV)
✅ Within RDA (0.8× RDA of 1.3 mg)
📚 113 studies (Tier A: 3, B: 35)
1000 mcg
(41667% DV)
📊 416.7× RDA — above typical dose
📚 138 studies (Tier A: 1, B: 44)
Other Ingredients
Water
Sorbitol
Glycerin
Natural Flavors
Citric Acid
Sodium Bicarbonate
Malic Acid
Potassium Sorbate
Sodium Benzoate
Label Claims — Verification
❓
All Other
❓
Structure/Function
All Other (99% of products)
Structure/Function (89% of products)
Nutrient (56% of products)
Target Groups
Adult (18 - 50 Years)
Product Information
📋 Directions for Use
Shake well before using. Refrigerate after opening.
Recommended use: Take 1/4 teaspoon (1mL) once daily. Hold under the tongue for 30 seconds before swallowing. May take one additional dose for energy.
⚠️ Warnings & Precautions
Warning: Consult your medical provider before use if you have any medical conditions or concerns.
🧪 Formulation Notes
Promotes energy Supports the central nervous system
Guaranteed Pure
Additional Information
Bottle made from 100% post consumer recycled material. We are committed to you and our planet. Scan to learn more.
Product Details
UPC / SKU
0 99904 21690 7
DSLD Entry Date
2024-10-24
Product Type
Vitamin
Form
Liquid
Brand
Nature's Sunshine
DSLD ID
313093
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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