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Manganese

product on market Tablet or Pill Douglas Laboratories Safety: 60/100
60/100

Review before taking

  • Manganese: 20mg is 1.8× the Tolerable Upper Intake Level (11mg)
  • Limited research evidence available for ingredients
C Label Compliance Grade
Alerts

Safety Alerts

Manganese: 20mg is 1.8× the Tolerable Upper Intake Level (11mg)

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

This product received a low safety score because it contains 20mg of manganese, which is nearly double the recommended maximum daily limit of 11mg.

Label

Product Label

Label for Manganese
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
60
Servings
Mineral
Product Type
0%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

20 mg (1000% DV)
Exceeds UL by 1.8× (UL: 11 mg) 9 studies — no high-quality reviews

Other Ingredients

Cellulose Vegetable Stearate
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggested Usage: As a dietary supplement, adults take 1 tablet daily or as directed by healthcare professional.

Warnings & Precautions

Tamper resistant package, do not use if outer seal is missing.

KEEP OUT OF REACH OF CHILDREN.

Formulation Notes

This product contains NO yeast, wheat gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.

Additional Information

For optimal storage conditions, store in a cool, dry place. (59(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)

Formula #7439

Metadata

Product Details

UPC / SKU3 10539 00607 8
DSLD Entry Date2012-06-01
Product TypeMineral
FormTablet or Pill
BrandDouglas Laboratories
DSLD ID8700
Data Updated2026-04-11
Research

Research Evidence

11
Research Sources
47
Avg Quality
7
Rct
2
Meta Analysis
1
Regulatory Source
C Trace elements and Alzheimer dementia in population-based studies: A bibliometric and meta-analysis
Meta Analysis Environmental pollution (Barking, Essex : 1987) 2023 PubMed DOI
C Proteins involved in iron metabolism in beef cattle are affected by copper deficiency in combination with high dietary manganese, but not by copper deficiency alone
Rct Journal of animal science 2010 PubMed DOI
C Reducing mineral usage in feedlot diets for Nellore cattle: II. Impacts of calcium, phosphorus, copper, manganese, and zinc contents on intake, performance, and liver and bone status
Rct Journal of animal science 2017 PubMed DOI
C Copper, Ceruloplasmin, Zinc, and Manganese Levels in Brain and Biological Fluids from Parkinson's Disease Patients: Systematic Review and Meta-Analysis
Meta Analysis Cells 2026 PubMed DOI
C Risedronate reverses bone loss in postmenopausal women with low bone mass: results from a multinational, double-blind, placebo-controlled trial. BMD-MN Study Group
Rct The Journal of clinical endocrinology and metabolism 2000 PubMed
C Dietary Reference Intakes: Manganese
Regulatory Source IOM/NAM Dietary Reference Intakes 2000
C Vitamins and minerals intake adequacy in hematopoietic stem cell transplant: results of a randomized controlled trial.
Rct Bone marrow transplantation PubMed DOI
C Collagen Peptides, in Association with Vitamin C, Sodium Hyaluronate, Manganese and Copper, as Part of the Rehabilitation Project in the Treatment of Chronic Low Back Pain.
Rct Endocrine, metabolic & immune disorders drug targets PubMed DOI
C Glucosamine, chondroitin, and manganese ascorbate for degenerative joint disease of the knee or low back: a randomized, double-blind, placebo-controlled pilot study
Rct Military medicine 1999 PubMed
C Effects of a cream containing madecassoside, 5% panthenol, and copper-zinc-manganese on improving postlaser resurfacing wound healing: A split-face, randomized trial.
Rct Dermatologic therapy PubMed DOI
View all evidence for Manganese →
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Manganese research Best Manganese All Manganese products More from Douglas Laboratories View on NIH DSLD →

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