Size: 60 capsules
Thorne's Glutathione-SR delivers glutathione — the body's primary intracellular antioxidant — in a sustained-release capsule designed to extend absorption over time rather than releasing all at once. Glutathione supports cellular antioxidant defense, liver detoxification pathways, and immune function, making it relevant for adults seeking foundational oxidative stress support.
Why It's Worth Considering: The sustained-release delivery format is a meaningful distinction, as standard glutathione is rapidly broken down in the GI tract; this formulation is designed to improve bioavailability. This product also carries NSF Certified for Sport® certification, relevant for athletes subject to testing.
Standard oral glutathione is largely destroyed by stomach acid. Three forms that DO work orally: liposomal glutathione (lipid-wrapped, bypasses digestion), S-acetyl glutathione (acetyl group protects the molecule), and Setria glutathione (patented reduced form with clinical absorption data). IV glutathione is the most direct route but requires clinic visits.
Glutathione inhibits tyrosinase (the enzyme that produces melanin), resulting in skin brightening and more even tone. It also neutralizes free radicals that cause premature aging. Clinical studies show 500mg/day of oral glutathione produces measurable skin lightening within 4-8 weeks. This is one of the most popular uses in Asia.
For general antioxidant support: 250-500mg liposomal or S-acetyl form daily. For skin brightening: 500-1000mg daily. For liver support: 500mg 2x daily. For detoxification protocols: 1000-2000mg daily (often combined with NAC and ALA). Take on an empty stomach for best absorption.
NAC is more cost-effective for raising INTRACELLULAR glutathione levels. Direct glutathione supplementation is better for immediate systemic antioxidant support and skin benefits. The ideal approach is both: NAC (600mg 2x/day) for sustained intracellular production + liposomal glutathione (500mg) for direct systemic availability.
Apotheca is analyzing ingredient interactions, stacking compatibility, and timing recommendations for Thorne - Glutathione-SR NSF. This data will be available soon.
† 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.
