Glutathione, Cysteine & C

Vitamin C + L-Cysteine + Reduced Glutathione
A triple-action antioxidant supplement with vitamin C, L-cysteine, and reduced glutathione for cellular and liver support.

Additional information

Product Details

Brand: Life Extension
Product: Glutathione, Cysteine & C
Category: Supplements
Product Type: Dietary Supplement
Primary Benefit: A triple-action antioxidant supplement with vitamin C, L-cysteine, and reduced glutathione for cellular and liver support
Recommended Use: Follow the current Supplement Facts label
Format: Dietary supplement
Pricing: Exact provider price requires confirmation
Research Source: https://www.lifeextension.com/vitamins-supplements/item01541/glutathione-cysteine-c

  1. Take one capsule one to three times daily on an empty stomach, or as advised by a healthcare practitioner.
  2. Do not exceed the recommended serving.
  3. Review total vitamin C intake across supplements.
  4. Consult a healthcare professional during pregnancy, breastfeeding, or medical treatment.

Per capsule: Vitamin C as ascorbic acid 500 mg, L-Cysteine Hydrochloride 200 mg, and Setria® L-Glutathione (reduced) 50 mg. Other ingredients: vegetable cellulose capsule, microcrystalline cellulose, stearic acid, vegetable stearate, and silica.

The product is intended for nutritional antioxidant support. The official page does not publish a controlled product-specific improvement percentage.

Steps To Use

Key Ingredients

Vitamin C

Supports antioxidant protection.

L-Cysteine

Provides a glutathione precursor amino acid.

Reduced Glutathione

Supports intracellular antioxidant defenses.

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Every product is selected for a reason — and works as part of a system. From corrective treatments to maintenance protocols, nothing is added without clinical justification.

Frequently Asked Questions

The official label recommends one capsule one to three times daily on an empty stomach, or as advised by a healthcare practitioner.

L-cysteine contributes to protein structure and is used by the body to synthesize glutathione.

The formula is marketed for antioxidant and healthy liver support, but it is not intended to diagnose or treat liver disease.

Review total vitamin C and antioxidant intake across your supplements. Consult a professional if you use medications or manage a condition.

Pregnant or breastfeeding individuals and anyone under medical treatment should seek professional guidance.