{"product_id":"n-acetyl-l-cysteine-nac-nac-900-mg-per-capsule-120-vegetarian-capsules-supports-glutathione-production-antioxidant-and-detoxification-activity","title":"RetzlerRx® NAC 900 mg – N-Acetyl-L-Cysteine Antioxidant \u0026 Glutathione Support","description":"\u003csection class=\"hs-product\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eRetzlerRx® N-Acetyl-L-Cysteine (NAC) 900 mg\u003c\/strong\u003e is a high-potency, physician-formulated supplement designed to support \u003cstrong\u003eglutathione production, antioxidant defense, and detoxification pathways\u003c\/strong\u003e. NAC is a stable form of the amino acid L-cysteine and plays an essential role in replenishing glutathione, often referred to as the body’s \u003cstrong\u003emaster antioxidant\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThis advanced formula delivers \u003cstrong\u003e900 mg of NAC per capsule\u003c\/strong\u003e, providing targeted support for cellular health, immune resilience, and oxidative balance. NAC is widely used in longevity-focused wellness programs because of its ability to support normal detoxification processes and protect cells from oxidative stress.\u003c\/p\u003e\n\n\u003ch2\u003eWhy NAC Matters\u003c\/h2\u003e\n\n\u003cp\u003eN-Acetyl-L-Cysteine functions as a precursor to glutathione, one of the most important antioxidant molecules produced in the body. Healthy glutathione levels help support cellular protection, detoxification pathways, immune balance, and overall metabolic resilience.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports glutathione production\u003c\/strong\u003e and antioxidant defense\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports cellular resilience\u003c\/strong\u003e and oxidative balance\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSupports liver detoxification physiology\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSupports immune system function\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Potency NAC\u003c\/strong\u003e – 900 mg per capsule for clinical-strength support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlutathione Precursor\u003c\/strong\u003e – Helps replenish the body’s master antioxidant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAntioxidant Defense\u003c\/strong\u003e – Helps neutralize oxidative stress and free radicals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetoxification Pathway Support\u003c\/strong\u003e – Supports normal liver detoxification physiology.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmune Resilience\u003c\/strong\u003e – Helps support balanced immune function.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoctor Formulated\u003c\/strong\u003e – Developed for functional and longevity medicine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Formula\u003c\/strong\u003e – Non-GMO, gluten-free, vegan-friendly, and free from artificial fillers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSuggested Use\u003c\/h2\u003e\n\n\u003cp\u003eTake \u003cstrong\u003eone capsule daily with a meal\u003c\/strong\u003e, or as directed by your healthcare professional.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Note About NAC Odor\u003c\/h2\u003e\n\n\u003cp\u003eNAC naturally contains sulfur, which may produce a mild odor sometimes described as similar to sulfur or “rotten eggs.” This is a normal characteristic of NAC and indicates ingredient purity rather than spoilage. If desired, capsules can be briefly aired before returning them to the bottle.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cem\u003ePractitioner-grade supplement available through HormoneSynergy® Longevity Medicine in Portland and Lake Oswego, Oregon. RetzlerRx® supplements are selected as part of an evidence-based preventive longevity medicine approach. Nationwide shipping available.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cdiv style=\"font-size:14px;color:#555;line-height:1.6;\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant Notice:\u003c\/strong\u003e Dietary supplements are not intended to diagnose, treat, cure, or prevent any disease. Information provided is educational and should not replace personalized medical advice.\u003c\/p\u003e\n\n\u003cp\u003eFor best results, supplements should be used as part of a comprehensive health strategy including nutrition, exercise, restorative sleep, stress management, and appropriate medical evaluation when necessary.\u003c\/p\u003e\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n\"@context\":\"https:\/\/schema.org\",\n\"@type\":\"FAQPage\",\n\"mainEntity\":[\n{\n\"@type\":\"Question\",\n\"name\":\"What is NAC?\",\n\"acceptedAnswer\":{\n\"@type\":\"Answer\",\n\"text\":\"N-Acetyl-L-Cysteine (NAC) is a modified form of the amino acid cysteine used to support antioxidant defense and glutathione production.\"\n}\n},\n{\n\"@type\":\"Question\",\n\"name\":\"Why is NAC used for glutathione support?\",\n\"acceptedAnswer\":{\n\"@type\":\"Answer\",\n\"text\":\"NAC acts as a precursor to glutathione, allowing the body to produce this important antioxidant involved in cellular protection and detoxification processes.\"\n}\n},\n{\n\"@type\":\"Question\",\n\"name\":\"What does NAC support in the body?\",\n\"acceptedAnswer\":{\n\"@type\":\"Answer\",\n\"text\":\"NAC supports antioxidant balance, immune function, detoxification pathways, and cellular resilience.\"\n}\n},\n{\n\"@type\":\"Question\",\n\"name\":\"Why does NAC smell like sulfur?\",\n\"acceptedAnswer\":{\n\"@type\":\"Answer\",\n\"text\":\"The sulfur odor sometimes noticed in NAC supplements is due to the natural sulfur content of the amino acid and is not a sign of spoilage.\"\n}\n}\n]\n}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n\"@context\":\"https:\/\/schema.org\",\n\"@type\":\"Product\",\n\"name\":\"{{ product.title }}\",\n\"brand\":{\n\"@type\":\"Brand\",\n\"name\":\"RetzlerRx\"\n},\n\"description\":\"{{ product.description | strip_html | truncate: 300 }}\",\n\"sku\":\"{{ product.selected_or_first_available_variant.sku }}\",\n\"url\":\"{{ shop.url }}{{ product.url }}\",\n\"image\":[\n\"{{ product.featured_image | img_url: '800x' }}\"\n],\n\"offers\":{\n\"@type\":\"Offer\",\n\"url\":\"{{ shop.url }}{{ product.url }}\",\n\"priceCurrency\":\"{{ shop.currency }}\",\n\"price\":\"{{ product.selected_or_first_available_variant.price | money_without_currency }}\",\n\"availability\":\"https:\/\/schema.org\/{% if product.available %}InStock{% else %}OutOfStock{% endif %}\",\n\"seller\":{\n\"@type\":\"Organization\",\n\"name\":\"HormoneSynergy® Longevity Medicine\"\n}\n}\n}\n\u003c\/script\u003e","brand":"RetzlerRx™","offers":[{"title":"Default Title","offer_id":51269246353654,"sku":"70011899727","price":69.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/0923\/2118\/files\/Retzler_K_-_NAC120-PL-6-Glutathione_Precursor_8x3_add1c154-eda4-4012-86bc-9c2d89216cf2.png?v=1784161475","url":"https:\/\/www.retzlerrx.com\/products\/n-acetyl-l-cysteine-nac-nac-900-mg-per-capsule-120-vegetarian-capsules-supports-glutathione-production-antioxidant-and-detoxification-activity","provider":"retzlerrx","version":"1.0","type":"link"}