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GlutaClear

product on market Tablet or Pill Metagenics Safety: 92/100
92/100

This product looks safe

  • Niacin: 750mg is 21.4× the Tolerable Upper Intake Level (35mg)
  • 60% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

This formula combines N-acetylcysteine and selenium, which have moderate evidence for supporting glutathione production and antioxidant defense. Vitamin C and niacin further contribute to cellular metabolic processes. Overall, the evidence coverage for this specific ingredient combination is limited.

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

Alerts

Safety Alerts

Niacin: 750mg is 21.4× the Tolerable Upper Intake Level (35mg)

Label

Product Label

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

Label Data

2 Tablet(s)
Serving Size
60
Servings
Other Combinations
Product Type
60%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
500 mg (556% DV)
750 mg (4688% DV)
Exceeds UL by 21.4× (UL: 35 mg) 196 studies (A:5, B:63)
75 mcg (136% DV)
1.4× RDA — within safe limits 173 studies (A:0, B:67)
Market median: 600.0mg (7 products) 39 studies (A:2, B:13)
Broccoli Seed Extract
38.5 mg

Other Ingredients

Microcrystalline Cellulose Cellulose Stearic Acid Silica Hypromellose Medium Chain Triglycerides Hydroxypropylcellulose
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Take two tablets twice daily with food or as directed by your healthcare practitioner.

Warnings & Precautions

Caution: If you are pregnant or nursing, consult your healthcare practitioner before use.

Tamper evident: Do not use if safety seal is missing or broken.

Practitioner Exclusive

Formulation Notes

GlutaClear features a blend of ingredients designed to help support the body's production of glutathione, a primary antioxidant throughout the body. Glutathione plays an important role in protecting the body against oxidative stress and supporting healthy liver detoxification processes. Preliminary research suggests glutathione may also help protect mitochondria.

This product is non-GMO and gluten-free.

Certified Gluten Free GFCO.org

Advanced glutathione support

Additional Information

Certified Gluten Free GFCO.org

Metadata

Product Details

UPC / SKU7 55571 92794 1
DSLD Entry Date2023-08-23
Product TypeOther Combinations
FormTablet or Pill
DSLD ID295714
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 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.