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Methyl 12 Plus

product on market Capsule D'Adamo Personalized Nutrition 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

Folate and vitamin B12 are essential nutrients that support DNA synthesis and red blood cell formation. There is strong evidence that these vitamins contribute to neurological function and homocysteine regulation. The current formulation focuses on these key B vitamins to support overall cellular health.

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

Label

Product Label

Label for Methyl 12 Plus
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
60
Servings
Vitamin
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

800 mcg (200% DV)
2.0× RDA — within safe limits 226 studies (A:10, B:105)
1000 mcg (16666% DV)
416.7× RDA — above typical dose 139 studies (A:1, B:44)

Other Ingredients

Magnesium Citrate Cellulose Rice Extract Rice Concentrate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: (1) One capsule per day, or as directed by your physician, as a dietary supplement.

Formulation Notes

Biologically active form of B12 with calcium folinate

Stearate free encapsulation

Methyl-12 Plus was formulated by Dr. Peter D'Adamo to help support a healthy metabolism, nervous system, and healthy homocysteine levels.

This is 100% vegetarian product contains no sugar, salt, gluten, wheat, yeast, corn, soy, eggs or dairy, no preservatives, color or flavors, and no artificial ingredients.

This is 100% vegetarian product contains no sugar, salt, gluten, wheat, yeast, corn, soy, eggs or dairy, no preservatives, color or flavors, and no artificial ingredients.

Additional Information

Genoma Nutritionals All types

NPN 80020034

Metadata

Product Details

DSLD Entry Date2023-06-22
Product TypeVitamin
FormCapsule
BrandD'Adamo Personalized Nutrition
DSLD ID287139
Data Updated2026-04-11
Research

Research Evidence

363
Research Sources
57
Avg Quality
187
Meta Analysis
56
Systematic Review
54
Rct
29
Guideline
26
Clinical Trial
6
Cochrane Review
2
Regulatory Source
1
Other
1
Openfda Safety
A Homocysteine-lowering interventions for preventing cardiovascular events
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Community-based intervention packages for reducing maternal and neonatal morbidity and mortality and improving neonatal outcomes
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Folate Intake and Risk of Pancreatic Cancer: A Systematic Review and Updated Meta-Analysis of Epidemiological Studies
Meta Analysis Digestive diseases and sciences 2021 PubMed DOI
A The Association Between the Risk of Hypertensive Disorders of Pregnancy and Folic Acid: A Systematic Review and Meta-Analysis
Meta Analysis Journal of pharmacy & pharmaceutical sciences : a publication of the Canadian Society for Pharmaceutical Sciences, Societe canadienne des sciences pharmaceutiques 2021 PubMed DOI
A A Comparative Study Evaluating the Effectiveness of Folate-Based B Vitamin Intervention on Cognitive Function of Older Adults under Mandatory Folic Acid Fortification Policy: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
Meta Analysis Nutrients 2024 PubMed DOI
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 Beneficial effects of folic acid supplementation on lipid markers in adults: A GRADE-assessed systematic review and dose-response meta-analysis of data from 21,787 participants in 34 randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2022 PubMed DOI
A Folic acid supplementation and blood pressure: a GRADE-assessed systematic review and dose-response meta-analysis of 41,633 participants
Meta Analysis Critical reviews in food science and nutrition 2023 PubMed DOI
A Digital tracking, provider decision support systems, and targeted client communication via mobile devices to improve primary health care
Meta Analysis The Cochrane database of systematic reviews 2025 PubMed DOI
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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.