Home/ Supplements/ Vitamin C/ GCEL Intracellular Glutathione

GCEL Intracellular Glutathione

product on market Capsule Systemic Formulas Bio Challenge Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 64% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains Vitamin C and B-complex vitamins, which are supported by strong evidence for their roles in antioxidant defense and cellular energy metabolism. Magnesium further supports biochemical reactions throughout the body. However, the overall evidence coverage for this specific ingredient combination is limited.

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

Label

Product Label

Label for GCEL Intracellular Glutathione
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
Other Combinations
Product Type
64%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
800 mg (1667% DV)
75 mg (18% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
60 mg (3000% DV)
46.2× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
40 mg (2100% DV)
30.8× RDA — above typical dose 13 studies (A:0, B:1)
10 mg (600% DV)
8.3× RDA — above typical dose 76 studies (A:0, B:33)
2 mg (13% DV)
Within RDA (0.2× RDA) 263 studies (A:6, B:134)
2 mg (100% DV)
Within RDA (0.9× RDA) 9 studies — no high-quality reviews
400 mcg (125% DV)
Within RDA (1.0× RDA) 226 studies (A:10, B:105)
300 mcg (100% DV)
8.6× RDA — above typical dose 199 studies (A:1, B:55)
Blend
200 mcg (1000% DV)
75 mcg (100% DV)
1.4× RDA — within safe limits 173 studies (A:0, B:67)
75 mcg (100% DV)
1.7× RDA — within safe limits 3 studies — no high-quality reviews
400 IU (100% DV)
Within RDA (0.7× RDA) 608 studies (A:16, B:251)
Glutathione Proprietary Blend
1300 mg

Other Ingredients

Gelatin Leucine
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

DIRECTIONS FOR NUTRITIONAL USE: 2 capsules twice per day with or without food, or as directed. Then, take as needed for maintenance. Increase the amount of liquids you drink each day while taking this product.

Warnings & Precautions

Keep away from Heat, Sunlight and Children.

Additional Information

Keep away from Heat, Sunlight and Children.

#433 J/12

Supports healthy intra and extra cellular glutathione levels.

SOLD THROUGH PROFESSIONALS

MADE IN U.S.A.

Metadata

Product Details

UPC / SKU6 35585 04381 6
DSLD Entry Date2013-06-25
Product TypeOther Combinations
FormCapsule
BrandSystemic Formulas Bio Challenge
DSLD ID22169
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
View all evidence for Vitamin C →
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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.