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RetzlerRx S-Acetyl Glutathione ULTRA antioxidant support supplement
S-Acetyl Glutathione with NAC - 60 Capsules Dr. Retzler’s Line of Premier Supplements HormoneSynergy
Dr. Kathryn Retzler Bioidentical Doctor Oregon
S-Acetyl Glutathione with NAC - 60 Capsules Dr. Retzler’s Line of Premier Supplements HormoneSynergy

RetzlerRx® S-Acetyl Glutathione ULTRA

Regular price
$ 73.00
Sale price
$ 59.95
Quantity must be 1 or more

S-Acetyl Glutathione with NAC – Optimized Antioxidant Support

S-Acetyl Glutathione ULTRA is an advanced antioxidant formula designed to support the body’s most important cellular defense system — glutathione.* This practitioner-grade supplement combines a highly absorbable form of glutathione with key precursors that help support healthy glutathione levels and antioxidant balance.*

Best For
• Antioxidant and cellular protection support*
• Supporting healthy glutathione levels*
• Detoxification pathway support*
• Individuals seeking oxidative stress support*

Key Features and How It Works

  • S-Acetyl Glutathione (S-A-GSH) – A stabilized form of glutathione designed to protect the molecule from degradation during digestion, helping support effective delivery where glutathione can participate in cellular antioxidant defenses.*
  • N-Acetyl Cysteine (NAC) – Each serving provides 1000 mg NAC, supplying cysteine, the key amino acid required for the body’s natural glutathione production and antioxidant defense systems.*
  • Vitamin B6 – Supports normal amino acid metabolism and biochemical pathways involved in antioxidant production and cellular function.*

Product Benefits

  • Enhanced Glutathione Support – Combines stabilized glutathione with NAC, a key glutathione precursor, to support healthy antioxidant status.*
  • Supports Antioxidant Defense – Glutathione plays a central role in protecting cells from oxidative stress.*
  • Supports Detoxification Pathways – Healthy glutathione levels participate in the body’s natural detoxification systems.*
  • Supports Cellular and Immune Health – Adequate glutathione contributes to overall cellular resilience and immune function.*

Important Note About NAC Odor

N-Acetyl Cysteine naturally contains sulfur and may produce a noticeable sulfur-like scent in supplements. This odor is normal and does not indicate that the product is spoiled, oxidized, or expired.


Frequently Asked Questions

What is S-acetyl glutathione?

S-acetyl glutathione is a stabilized form of glutathione designed to improve stability and support delivery of glutathione to cells where it participates in antioxidant processes.*

Why is NAC included in this formula?

NAC provides cysteine, the amino acid required for the body to produce glutathione, helping support healthy glutathione levels.*

Why does NAC sometimes smell like sulfur?

NAC naturally contains sulfur compounds which may create a sulfur-like scent in capsules. This is normal for NAC-containing supplements.

What does glutathione support in the body?

Glutathione supports antioxidant defenses, detoxification pathways, cellular protection, and overall cellular health.*


Why Buy RetzlerRx® Supplements?
RetzlerRx® supplements are offered through HormoneSynergy® Longevity Medicine, a physician-directed practice focused on evidence-based preventive longevity medicine. Our supplement recommendations are selected for quality, bioavailability, and clinical relevance as part of a comprehensive strategy that may include nutrition, metabolic health evaluation, hormone optimization, and preventive medical care.

*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.