Glutathione Cysteine & C®

Other Combinations

Brand: Life Extension

CapsuleOther CombinationsOff Market

Product label for Glutathione Cysteine & C — Click to view full label

Net Contents

100 Vegetarian Capsule(s)

Serving Size

1 Vegetarian Capsule(s)

Servings Per Container

Not specified

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 37870 15411 2

Product Version

Q01541C

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

3Active Ingredients

3 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

1% Daily Value Coverage

1 ingredients report a %DV; 1 meet or exceed 100% DV.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Supplement Facts

Serving Size: 1 Vegetarian Capsule(s) · 1–3 per day

Ingredient	Amount Per Serving	% Daily Value
Vitamin C(Ascorbic Acid)	500 mg	833%
Setria L-Glutathione	50 mg	—
L-Cysteine Hydrochloride	200 mg	—

Not Present

Other Ingredients

Vegetable CelluloseMicrocrystalline CelluloseAscorbyl PalmitateSilicaMedium Chain Triglycerides

Target Groups

Adult (18 - 50 Years)

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Read the entire label and follow the directions carefully prior to use. DIRECTIONS: Take one (1) capsule one to three times daily on an empty stomach, or as recommended by a healthcare practitioner.

Warnings & Precautions

Precautions re: Children

WARNINGS: ~ KEEP OUT OF REACH OF CHILDREN.

Precautions re: All Other

~ DO NOT EXCEED RECOMMENDED DOSE. ~ Do not purchase if outer seal is broken or damaged.

Precautions re: Pregnant or Nursing or Prescription Medications

~ When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.

Storage

Store tightly closed in a cool, dry place.

Formulation

Formula re: Contains

Amino Acids For Immune Support*

FDA Statements

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

FDA Statement of Identity

Dietary Supplement

Other Label Statements

General Statements: All Other Content

Scan for product info

General: Product/Version Code

Q01541C

General Statements: All Other Content

To report a serious adverse event or obtain product information, contact 1-866-280-2852.

Brand IP Statement(s) re: (c), (TM), (SM)

Setria is a registered trademark of KYOWA HAKKO BIO Co., Ltd.

Manufacturer & Distributor

Distributor

Quality Supplements and Vitamins, Inc.

Ft. Lauderdale, FL, 33309

866-280-2852

info@lifeextension.com

Market Reference

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Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

Holland & Barrett - Luton
3.9 (53)
Vitamin & Supplements Shop
Unit 142, 144 The Mall, Luton LU1 2LJ
Directions 0330 058 2640
Optimal Health
4.3 (12)
Vitamin & Supplements Shop
4 Hill Top, Redbourn, St Albans AL3 7JG
Directions 01442 506369
First Health
4.8 (21)
Health food shop
52 Market Hall, Luton LU1 2TA
Directions 01582 451170
Internal Youth Limited
4.5 (8)
Vitamin & Supplements Shop
25 Wellington St, Luton LU1 2QH
Directions 01959 533522
For You Health
5.0 (22)
Vitamin & Supplements Shop
19 Wivelsfield, Eaton Bray, Dunstable LU6 2JQ
Directions 07706 624665
VITAMINI
5.0 (2)
Vitamin & Supplements Shop
Innovation House HQ, 39 Mark Rd, Hemel Hempstead HP2 7DN
Directions
Amazing Health
2.3 (12)
Health food shop
e, Surety House Kingsway Industrial Estate, Kingsway, Luton LU1 1LP
Directions
Usana Health Sciences
Nutritionist
Anthony Gardens, Chapel Langley, Luton LU1 5HA
Directions 07948 258545

Research & Studies

GlyNAC (glycine and N-acetylcysteine) supplementation in mice increases length of life by correcting glutathione deficiency, oxidative stress, mitochondrial …
P Kumar, OW Osahon, RV Sekhar - Nutrients, 2022 - mdpi.com
… at 4 C overnight. The primary antibodies used in this study included glutamate cysteine ligase … both healthspan and lifespan to improve healthy aging, and health in aging. These data …
2022105 citations
Oxidative stress and ageing: is ageing a cysteine deficiency syndrome?
W Dröge - Philosophical Transactions of the Royal Society B …, 2005 - pmc.ncbi.nlm.nih.gov
… of the glutathione precursor cysteine decreases … supplements may illustrate the growing public awareness that oxidative stress and oxygen radicals are important hazards to our health …
2005265 citations
An increased need for dietary cysteine in support of glutathione synthesis may underlie the increased risk for mortality associated with low protein intake in the elderly
MF McCarty, JJ DiNicolantonio - Age, 2015 - Springer
… of glutamate cysteine ligase (GCL), rate-limiting for glutathione synthesis. Intracellular glutathione blunts the negative impact of reactive oxygen species (ROS) on cell health and …
201594 citations
Glutathione in our diet and its role in the body: from disease prevention to anti-aging
V Bradauskienė, E Moščenkova, G Šniepienė… - Nutrients., 2026 - epubl.ktu.edu
… by both healthy individuals and those with certain medical … , GSH or GlyNAC supplements improved redox markers and … L-Cysteine co-supplementation on upregulating glutathione …
20262 citations
GlyNAC Supplementation improves glutathione deficiency, oxidative stress, mitochondrial dysfunction, inflammation, aging hallmarks, metabolic defects, muscle …
RV Sekhar - The Journal of nutrition, 2021 - academic.oup.com
… Because oral cysteine can be oxidized in the gut to cystine, we provided … health as we age (Figure 3). Each of these components has individual contributions toward maintaining healthy …
202159 citations
… with increased endogenous levels of vitamin C, E and A following dietary supplementation with a combination of glutathione and resveratrol precursors
P Biswas, C Dellanoce, A Vezzoli, S Mrakic-Sposta… - Nutrients, 2020 - mdpi.com
… by glutamate (Glu), cysteine (Cys) and glycine (… in healthy human participants, the antioxidant and anti-inflammatory efficacy of two dietary supplements containing either the glutathione …
202055 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2016-05-22. DSLD Label ID: 59939. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.