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Folic Acid 400 mcg

product on market Tablet or Pill Major Safety: 60/100
60/100

Review before taking

  • Folate: 670mg is 670.0× the Tolerable Upper Intake Level (1.0mg)
  • 100% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Folate is used to support neural tube development and red blood cell formation, with strong evidence supporting its use during pregnancy. However, the low evidence coverage and safety score suggest potential concerns regarding ingredient purity or formulation. Users should be aware of these limitations when evaluating the product.

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

Alerts

Safety Alerts

Folate: 670mg is 670.0× the Tolerable Upper Intake Level (1.0mg)

AI-generated · Qwen 3.6 · grounded in 2 sources · methodology

This product received a low safety score because the amount of folate exceeds the recommended daily upper limit. Specifically, it contains 670 times more folate than the maximum level generally considered safe.

Label

Product Label

Label for Folic Acid 400 mcg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
Vitamin
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

670 mcg DFE (168% DV)
Exceeds UL by 670.0× (UL: 1.0 mg) 226 studies (A:10, B:105)

Other Ingredients

Microcrystalline Cellulose Croscarmellose Sodium Stearic Acid Magnesium Stearate Silica
Claims

Label Claims — Verification

Unverified All Other
Unverified Approved Health
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: For adults, take one (1) tablet daily, preferably with a meal.

Warnings & Precautions

As a reminder, discuss the supplements and medications you take with your health care providers. Warning: If you are pregnant, nursing, taking any medications or have a medical condition, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

Keep out of reach of children.

Tamper resistant: Do not use if seal under cap is broken or missing.

Formulation Notes

Free of: Yeast, wheat, gluten, milk or milk derivatives, lactose, sugar, preservatives, soy, artificial color, artificial flavor, sodium (less than 5 mg per serving).

Additional Information

Re-Order No. 700215 M-95 Rev. 01/17

Potency guaranteed Helps maintain cardiovascular health

Helps maintain cardiovascular health. Can decrease the risk of certain birth defects (neural tube defects) when taken by pregnant women.

Store at room temperature and avoid excessive heat.

Metadata

Product Details

UPC / SKU3 09043 19760 0
DSLD Entry Date2019-05-28
Product TypeVitamin
FormTablet or Pill
BrandMajor
DSLD ID201958
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.