L-Glutamine 850 mg
Professional strength capsules of the most abundant amino acid in your body, glutamine, known for supporting your gastrointestinal tract and lean muscle mass.
Buy now, pay later from £5.75/mo with
Key Benefits
- Professional-strength providing 850 mg in each capsule.
- Features pure free-form l-glutamine.
- Promotes tissue repair from metabolic stress.
- Enhances the intestine's protective mucosal lining.
- Improved immune function and exercise recovery.
Pure Encapsulations’ L-Glutamine 500 mg offers a convenient and easy way to obtain the amino acid glutamine in a professional strength capsule. As the most abundant amino acid in your body, L-Glutamine takes on numerous roles that promote your overall well-being. It becomes especially important during times of metabolic stress, aiding in tissue repair and supporting your gastrointestinal tract. L-Glutamine is a key player in maintaining the integrity of your intestinal lining, bolstering the mucosal protection of your gut. Furthermore, it contributes to the preservation of lean muscle mass and has even been linked to improved immune function, enhancing your post-exercise recovery.
Pure Encapsulations was founded on a commitment to superior quality and integrity, driven by the belief that what’s inside matters most. For over 30 years, they have been at the forefront of the supplement industry, delivering precisely formulated products using the highest-grade ingredients and rigorous scientific validation. Known for their purity, they avoid unnecessary additives and common allergens, earning the trust of healthcare professionals as the #1 recommended brand. Their dedication goes beyond supplements, embracing sustainability through responsible sourcing and reducing environmental impact. Pure Encapsulations is not just about exceptional products, it's about supporting health and the planet with a focus on transparency, quality, and innovation.
With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.
Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.
L-glutamine, ascorbyl palmitate. Vegetarian capsule (hydroxypropyl methyl cellulose).
Shipping
At Healf, we prioritize safe and fast delivery for all our customers. Our carefully selected couriers are Royal Mail and DPD.
UK standard delivery
Enjoy free standard delivery on orders above £50, this option usually requires 2-3 working days. If your order is under £50, this delivery option is available for £3.99.
Next working day
For when you need our products urgently, we offer next working day shipping for £5.99. For orders placed before 12.00, we will ship it the same day to ensure you receive your order the next working day.
International
International deliveries can take 7 working days, and up to 4 weeks. The cost is £22.99 for orders below £50, £49.95 for orders above.
Returns
If for any reason you are not satisfied with your order, we provide free 365-day UK returns for all our customers. To initiate your return, simply contact us at team@healf.com, and we'll send you a return slip and help arrange a collection. The item you return must be sent in the same condition as received and inside the original packaging. Once received, we will notify you via email.
For international returns, we unfortunately do not cover the cost. However, we work with an array of carriers and can offer self-posting returns for customers shopping from outside the UK.
As a food supplement, take 1 capsule, 1–3 times daily, between meals, or as directed by a healthcare professional.
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Frequently asked questions
Every product undergoes our Healf Curation Process. With it, you can shop confidently knowing that every item has been tried and tested before it reaches you. Our Healf Curation Process includes three key steps: Brand Discovery, Expert Validation, and Community Testing. Through these, we assess quality, ingredients, effectiveness, and more, ensuring that every product empowers your wellbeing.
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We love people who check ingredients as carefully as we do, so you'll find detailed information about the ingredients used on every product page (where applicable). If you see something you'd like to flag with us or have additional questions, please don't hesitate to get in touch—we'd love to hear from you.

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Two annual at-home blood tests.
Personalised product recommendations.
Healf Curation
Process™
Every product undergoes our rigorous Healf Curation Process, ensuring you are always getting the best when it comes to your wellbeing.
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Expert Validation

Community Testing