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Folic Acid 400 mcg

product on market Tablet or Pill Sundown Naturals 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

Folic acid is a synthetic form of folate used to support fetal neural tube development and red blood cell formation. There is strong clinical evidence supporting its efficacy in preventing neural tube defects during pregnancy. This supplement provides a standard daily dose of 400 mcg.

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

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

400 mcg (100% DV)
Within RDA (1.0× RDA) 226 studies (A:10, B:105)

Other Ingredients

Vegetable Cellulose Dicalcium Phosphate Contains Less Than 2% of
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

Folic acid intake should not exceed 250% of the Daily Value (1,000 mcg).

KEEP OUT OF REACH OF CHILDREN.

TAMPER RESISTANT: DO NOT USE IF SEAL UNDER CAP IS BROKEN OR MISSING.

WARNING: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.

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

Formulation Notes

No Artificial Color, Flavor or Sweetener, No Preservatives, No Sugar, No Starch, No Milk, No Lactose, No Soy, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.

VEGETARIAN FORMULA

Essential B Vitamin

Additional Information

Supports Heart & Cardiovascular Health*

STORE AT ROOM TEMPERATURE AND AVOID EXCESSIVE HEAT.

{Wheat} FREE OF Gluten & Wheat

Prod. No. 44843 08F B1400 CAC

GUARANTEED LABORATORY TESTED QUALITY

As a reminder, discuss the supplements and medications you take with your health care providers.

{Bottle} PLEASE RECYCLE

Smart Facts Folic acid is an essential B Vitamin that supports heart health.* In addition, women who consume healthful diets with adequate folic acid may reduce their risk of having a child with birth defects of the brain or spinal cord.

Metadata

Product Details

UPC / SKU0 30768 03557 0
DSLD Entry Date2014-02-26
Product TypeVitamin
FormTablet or Pill
BrandSundown Naturals
DSLD ID30350
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
View all evidence for Folate →
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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.