{"product_id":"l-glutamine","title":"L-Glutamine","description":"\u003cp\u003e\u003cb\u003eProduct Overview\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eL-Glutamine is the most abundant amino acid in the human body and the primary fuel source for rapidly dividing cells — including intestinal enterocytes and immune cells. During periods of intense training, surgery, illness, or stress, the body's demand for Glutamine can outstrip production, making supplementation highly beneficial for gut health, immune function, and recovery.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat Makes It Unique\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eL-Glutamine holds a unique position in the PHYBA Basics range because it bridges gut health, immune support, and muscle recovery simultaneously. It is particularly valuable when combined with other Phyba products — supporting the gut health benefits of Gut Guardian, enhancing immune resilience alongside Solarbeam, and accelerating recovery when stacked with Athletic Energy.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eGut-Friendly Formula: The Gut's Primary Fuel\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eL-Glutamine is not just gut-friendly — it is the gut's preferred energy substrate:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eEnterocyte Fuel – \u003c\/b\u003eIntestinal lining cells (enterocytes) derive up to 70% of their energy from glutamine, making it critical for maintaining gut barrier integrity and turnover of the intestinal lining.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTight Junction Support – \u003c\/b\u003eGlutamine has been demonstrated to upregulate claudin-1 and occludin tight junction proteins — directly reducing intestinal permeability ('leaky gut').\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMucus Layer Maintenance – \u003c\/b\u003eGlutamine is required for mucin synthesis, the protective layer that lines the gut wall against pathogens and mechanical damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eImmune-Gut Interface – \u003c\/b\u003eGlutamine fuels the gut-associated lymphoid tissue (GALT), the immune system embedded within the gut wall that accounts for 70% of the body's immune activity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eIngredient Intelligence\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eEvery ingredient in this formula was selected based on mechanism of action, historical use, and clinical evidence. The table below details each active, its primary role, and the health benefit it delivers:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003eIngredient\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003eRole \/ Active Compound\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003eKey Health Benefit\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003eL-Glutamine\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003eEnterocyte fuel, tight junction protein upregulation, glutathione precursor, lymphocyte fuel\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003eGut barrier integrity, immune support, muscle recovery, anti-catabolism, GALT function\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePerformance, Recovery, Longevity \u0026amp; Health\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eThe following breakdown explains exactly how this formula contributes to the four key health and performance pillars:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003ePerformance\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003eGlutamine is depleted during prolonged exercise — blood levels can drop 20–30% following endurance events. Replenishing glutamine maintains immune function and nitrogen balance in the post-exercise window, supporting readiness for subsequent training sessions.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003eRecovery\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003eGlutamine is anti-catabolic — it reduces muscle protein breakdown under conditions of metabolic stress. It also serves as a nitrogen shuttle, transporting nitrogen between organs for protein synthesis, directly supporting muscle repair.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003eLongevity\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003eGlutamine is critical for glutathione synthesis — the body's most powerful endogenous antioxidant. Glutathione production declines with age; adequate glutamine intake supports its ongoing synthesis, with broad implications for cellular protection and longevity.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003e\u003cb\u003eGut Health\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"middle\"\u003e\n\u003cp\u003eGlutamine is arguably the single most important amino acid for gut health. Its role in fuelling enterocytes, maintaining tight junctions, supporting mucin production, and powering GALT makes it foundational for anyone targeting gut lining repair and digestive resilience.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eClinical \u0026amp; Research Context\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eClinical trials in critically ill and post-surgical patients demonstrate glutamine supplementation significantly reduces intestinal permeability, infection rates, and hospital stay length. In athletes, glutamine supplementation post-exercise has been shown to reduce incidence of post-race upper respiratory tract infections — a marker of exercise-induced immunosuppression.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow to Use \u0026amp; Stack\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFor best results, incorporate this product as part of a comprehensive nutrition strategy. Consider pairing with complementary Phyba and PHYBA Basics products to address multiple performance pillars simultaneously.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Phyba","offers":[{"title":"Default Title","offer_id":47593397682430,"sku":null,"price":0.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/8445\/0302\/files\/2_da98071a-81fa-42b6-943d-17beeadecc5b.png?v=1778063238","url":"https:\/\/phyba.com.au\/products\/l-glutamine","provider":"Phyba","version":"1.0","type":"link"}