Glutathione is the master antioxidant tripeptide (γ-L-glutamyl-L-cysteinyl-glycine) that supports cellular detoxification, reduces oxidative stress, and maintains redox balance throughout the body. As the most abundant intracellular thiol, it plays a central role in neutralizing free radicals and supporting liver function.
Quickstart Highlights
- Dosage: 100-200mg
- Frequency: Daily
- Administration: Subcutaneous or IV
- Cycle length: Ongoing or 8-12 weeks
Dosing Plan
| Weeks | Dose | Units |
|---|---|---|
| Weeks 1–2 | 100mg once daily | 33 units (0.33mL) |
| Weeks 3–8 | 150mg once daily | 50 units (0.50mL) |
| Weeks 9+ (Maintenance) | 200mg once daily | 67 units (0.67mL) |
How to mix
Add 2.0mL bacteriostatic water per 600mg vial → 300mg/mL concentration
- Draw 2.0mL bacteriostatic water with a sterile syringe.
- Inject slowly into the vial.
- Gently swirl until dissolved.
- Label with date and refrigerate at 2–8°C.
Syringe Math Reference
- 600mg vial with 2mL BAC water = 300 mg/mL
- 1 unit = 0.01mL = 3mg
- 100mg = 33 units
- 150mg = 50 units
- 200mg = 67 units
What you'll need
Glutathione Vials (600mg)
- 4 weeks 1 vial
- 8 weeks 2 vials
- 12 weeks 3 vials
Insulin Syringes (U-100, 1mL)
- 4 weeks 30 syringes
- 12 weeks 90 syringes
Bacteriostatic Water (10mL)
- 12 weeks 1 bottle
Alcohol Swabs
- 12 weeks 1 × 100-count box
How This Works
Glutathione (GSH) is a tripeptide composed of glutamate, cysteine, and glycine. It is the body's most abundant intracellular antioxidant, directly neutralizing reactive oxygen species and regenerating other antioxidants (vitamins C and E). It plays a critical role in Phase II liver detoxification by conjugating toxins for excretion, and supports immune function through its effects on lymphocyte proliferation.
Mechanism of Action
How Glutathione Works in Your Body
Peptide Administered
Enters the bloodstream via injection
Receptor Binding
Finds and activates its target receptor
Signal Cascade
Triggers a chain of cellular responses
Biological Effect
The body produces the desired outcome
Benefits & Side Effects
Potential Benefits
- Powerful antioxidant protection
- Enhanced liver detoxification
- Improved immune function
- Skin brightening and anti-aging
- Reduced oxidative stress
Potential Side Effects
- Generally very well tolerated
- Injection site reactions (mild)
- Rare allergic reactions
How to store it
- Lyophilized: Store at −20°C (−4°F).
- Reconstituted: Refrigerate at 2–8°C.
- Avoid freeze–thaw cycles.
Good to know
- Injectable provides superior bioavailability vs oral supplements.
- Bypasses intestinal conversion to TMAO.
- Central role in Phase II liver detoxification.
- Supports immune cell activity.
- Often used for skin brightening and anti-aging.
Community Insights
Summarised from 3 sourcesGlutathione is the master antioxidant tripeptide (γ-L-glutamyl-L-cysteinyl-glycine) that supports cellular detoxification, reduces oxidative stress, and maintains redox balance throughout the body. As the most abundant intracellular thiol, it plays a central role in neutralizing free radicals and s
Common Dosages Reported
- 100-200mg Daily
- Standard protocol dosing
Side Effects Mentioned
- Generally mild, individual variation expected
- See full guide for detailed safety info
Stacking Suggestions
- Consult research and healthcare provider before stacking
What people are saying
Results vary based on individual response
Consistent dosing and timing important
Reviews & Discussion
Real experiences shared by the community — not medical advice.
Limited Results with Oral Glutathione
A user expressed disappointment with oral glutathione, stating they did not notice any significant benefits even at higher dosages. They questioned the bioavailability of the oral form compared to other delivery methods.
Skin Improvements from IV Glutathione
A user reported that receiving Glutathione via IV led to noticeable improvements in their skin, describing a 'glow' and better overall appearance. They noted that the effects were more pronounced compared to oral supplementation.
Glutathione and Wellbutrin Interaction Inquiry
A user inquired about the potential interactions or synergistic effects of taking glutathione while on Wellbutrin (bupropion). They were specifically interested in whether it would help with oxidative stress related to medication use.
Injectable Glutathione for Immune Support
A user shared their positive experience using injectable glutathione, noting that it provides a significant boost to the immune system and general well-being. They suggested that while oral versions are less effective, the injectable form is a powerful tool for recovery and detoxification.
Glutathione in Heavy Steroid Cycles
A user included glutathione in a complex cycle involving multiple steroids and growth hormone to assist with organ health and detoxification. They reported that it helps manage the internal stress caused by a heavy performance-enhancing drug regimen.
L-Glutathione for Bodybuilding Health
A user described L-Glutathione as the 'master antioxidant' that is crucial for bodybuilders to protect the liver and boost the immune system. They recommended using it alongside other supplements like Milk Thistle and N-Acetyl Cysteine for optimal health during a cycle.
Liver Protection During Cycles
A forum member highlighted that while glutathione support via NAC may not be necessary for healthy individuals, it provides critical liver protection for those running performance-enhancing cycles. They suggested that the benefits for organ health outweigh theoretical concerns about minor impairments to muscle growth signaling.
Improved Sleep and Recovery
A user reporting on his experience with a glutathione-boosting supplement noted a significant improvement in his sleep schedule. He emphasized that the antioxidant support from increased glutathione levels appeared to enhance his physical recovery.
Broad Benefits and Potential Recovery Interference
A user described N-acetyl cysteine (NAC) as a 'big donor' for glutathione that provides wide-ranging benefits, including detoxification and support for the immune system, kidneys, and liver. However, they cautioned against chronic use, noting that it can make some users feel 'off' and might potentially interfere with the inflammatory repair process after exercise.
Daily Injectable Glutathione for Skin and Wellness
A user reported positive results using 100-200mg of injectable glutathione daily. They noted that subcutaneous injections caused bruising, so they switched to intramuscular injections. They observed significantly clearer skin and reported feeling good with no illnesses since starting.
High-Dose Oral Glutathione for Complexion Improvement
A user took 4-5 grams of oral glutathione powder dissolved in cold water daily for approximately one year. They experienced a noticeable improvement in their facial complexion, specifically noting a reduction in freckles. They used it primarily as a source of amino acids and to assist with collagen production.
Homebrewed Glutathione and L-Carnitine Blend
A user reported positive results using a homebrewed batch of glutathione blended with L-Carnitine. They found the mixture worked well for subcutaneous injections without any issues, eventually preferring this method over intramuscular injections for convenience.
Subcutaneous Injection of Korean Glutathione
A user reported that using a Korean brand of glutathione via subcutaneous injection resulted in an excellent experience. They specifically highlighted that the injections were completely painless with no post-injection irritation.
Homebrewed Injectable Glutathione Experience
A user reported successfully homebrewing injectable glutathione and found the post-injection pain (PIP) to be minimal. They noted slight discomfort when injected into the shoulder, but experienced no pain at all when using the ventrogluteal site.
Elevated Enzymes Despite NAC Use
A user reported that despite taking NAC and other supplements while on a RAD-140 cycle, their liver enzymes were heavily increased during mid-cycle blood work. They emphasized that individual response to liver support varies significantly.
Liver Pain During RAD-140 and NAC Protocol
A user experienced discomfort in the liver area after three weeks of RAD-140 use, despite taking a regimen of vitamins and NAC. They expressed uncertainty about whether the pain was physical or a placebo effect.
Inquiry on Injectable Glutathione for Liver Support
A user inquired about the efficacy of injectable glutathione administered intramuscularly compared to NAC and TUDCA for liver protection during a Cardarine cycle. Though they did not provide a result, they highlighted its use as a potential alternative to oral supplements for metabolic support.
Impact of Glutathione Precursors on Motivation
A user shared that while NAC (a precursor to glutathione) helped calm their mind, it also resulted in a noticeable decrease in motivation and drive. They characterized the effect as leaving them feeling slightly less motivated to exert effort.
Glutathione for Brain Fog and Inflammation
A user expressed interest in using Glutathione via intramuscular injection or IV drip to treat brain fog. They noted that the treatment is intended to improve cognitive function, reduce inflammation, and provide a healthy skin glow.
Skin and Anti-Aging Benefits
Multiple forum members discussed the noticeable benefits of using L-glutathione, specifically highlighting its impact on aesthetics. Users reported a more youthful appearance of the skin and a radiant glow as primary benefits.
Effective for Anti-Inflammatory Use
A user reported great results when using 1ml of glutathione daily as part of their TRT protocol. They noted that the peptide was highly effective at lowering systemic inflammation and improving overall well-being.
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