Compound Library

Supplement / Antioxidant

Glutathione (Reduced, Injectable)

Master cellular antioxidant and detoxification molecule. IV/SubQ glutathione provides direct systemic availability vs poor oral absorption. Supports liver detoxification, reduces oxidative stress, skin brightening, neuroprotection, and mitochondrial function. Popular adjunct on anabolic cycles.

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Educational reference only. This page does not diagnose, prescribe, or replace care from a licensed professional. Laws, availability, and clinical appropriateness vary by location.
Reference dose600–1200 mg IV push or 200–600 mg SubQ daily
Half-life1 hours
Risk flaglow
Regulatory noteReview required

Side effects and watch-outs

  • Generally well tolerated at recommended doses
  • IV push: transient lightheadedness, metallic taste
  • Skin lightening with chronic IV use (may be desired or undesired)
  • ⚠️ High-dose IV: rare bronchospasm reported in susceptible individuals
  • Potential zinc depletion with very long-term use
  • GI distress (oral only — injectable generally fine)