Methylcobalamin B-12 10,000 mcg B-6 & Folic Acid 1,200 mcg

product on market Tablet or Pill Superior Source 🟢 Safety: 90/100
Brand: Superior Source
🟢 90/100

This product looks safe

  • Folic Acid: 1.2mg is 1.2× the Tolerable Upper Intake Level (1.0mg)
  • 75% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Folic Acid: 1.2mg is 1.2× the Tolerable Upper Intake Level (1.0mg)

Label Data

1 MicroLingual(R) Tablet(s) Serving Size
30 Servings
Botanical with Nutrients Product Type
75% Evidence Coverage

Supplement Facts — Evidence Check

2 mg (100% DV)
✅ 1.5× RDA — within safe limits 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 2mg UL 100mg
1200 mcg (300% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1.2× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 1.2mg UL 1.0mg
10000 mcg (166670% DV)
📊 4166.7× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 10.0mg
Stevia leaf extract
1 mg

Other Ingredients

Lactose Acacia Natural Flavors

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

Directions: As a dietary supplement, dissolve one MicroLingual tablet under the tongue as directed by your healthcare provider. This product may also be swallowed.

Place on or under the tongue

🧪 Formulation Notes

Methylcobalamin

B-12/B-6 & Folic Acid

Preservative free

Additional Information

No shot

Our proprietary hydrodrying process results in fewer inactive binders and fillers and a higher ration of nutritional ingredients - hence the small size. They efficiently provide your body with the nutrients you need right now.

Note: Tablet color may vary from light pink to red. Potency is not affected by this natural variance.

"Less is more" Simplicity Purity Efficiency No pills to swallow

Made in USA

Dissolves immediately on contact

Product Details

DSLD Entry Date 2017-02-24
Product Type Botanical with Nutrients
Form Tablet or Pill
Brand Superior Source
DSLD ID 70862
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
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 Cochrane
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 Cochrane
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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