l glutamine dietary supplement offers targeted support for gut health and immune function, helping you keep gut comfort and resilience day after day. The main active ingredient, l glutamine, acts as the main fuel for intestinal cells and immune cells, supporting tissue repair and barrier integrity. Douglas Laboratories sits within Nestlé Health Science, recognised for professional grade supplements and strict quality standards.

Available Sizes & Variants:

60 capsules - handy daily support for gut and immune health

Benefits & Features:

• Supports day-to-day gut health and immune function.
• l glutamine fuels intestinal mucosal cells and immune cells, helping sustain the gut barrier and support mucosal regeneration during times of physiological stress illness or recovery.
• Designed for daily use with pharmaceutical grade purity.
• Professional grade origin and simple inactive ingredients ensure a clean supplement with no yeast, gluten, dairy, or artificial flavours.
• Trusted by clinicians for gut and immune support.

Douglas Laboratories sits within Nestlé Health Science, a hallmark of clinical grade nutrition. This l glutamine supplement uses USP grade crystalline l glutamine and is thoughtfully designed with simple inactive ingredients, keeping purity at the forefront. The brand's heritage in amino acid science informs careful sourcing and rigorous quality control, ensuring reliable daily support you can trust in clinic or at home. Some customers pair l glutamine with a protein powder for muscle gain to support overall wellness.