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Fe-Zyme

product on market Tablet or Pill Biotics Research Corporation Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 75% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Iron, zinc, and copper are essential minerals that support oxygen transport, immune function, and enzymatic processes. Vitamin B12 is critical for neurological health and red blood cell formation. There is strong clinical evidence for the roles of these nutrients, though overall evidence coverage for this specific formulation is limited.

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

Label

Product Label

Label for Fe-Zyme
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
Other Combinations
Product Type
75%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

5 mcg (83% DV)
2.1× RDA — within safe limits 139 studies (A:1, B:44)
Iron
25 mg (139% DV)
8 mg (53% DV)
Within RDA (0.7× RDA) 263 studies (A:6, B:134)
2 mg (100% DV)
2.2× RDA — within safe limits 37 studies (A:0, B:11)

Other Ingredients

Ascorbic Acid vegetable culture Stearic Acid Cellulose modified Cellulose Gum Magnesium Stearate Food Glaze
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

RECOMMENDATION: One (1) tablet each day as a dietary supplement or as otherwise directed by a healthcare professional.

Warnings & Precautions

WARNING: Accidental overdose of iron-containing products is a leading cause of poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose, call a doctor or poison control center immediately. KEEP OUT OF REACH OF CHILDREN

Additional Information

Rev. 12/09

Lot Number: Exp. Date:

Store in a cool, dry area.

Sealed with an imprinted safety seal for your protection.

Metadata

Product Details

DSLD Entry Date2013-05-24
Product TypeOther Combinations
FormTablet or Pill
BrandBiotics Research Corporation
DSLD ID21687
Data Updated2026-04-11
Research

Research Evidence

237
Research Sources
53
Avg Quality
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
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
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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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.