Brand: Optimum Nutrition - compare every Optimum Nutrition product
From £22.32 across 4 UK retailers.
Categories: Glutamine, Unflavoured, Recovery, Powder, Informed Choice
Serving size: 1 scoop (5.25 g)
Optimum Nutrition Glutamine powder delivers 5 g of L‑Glutamine per serving in a zero‑calorie, mixed‑flavour, mixed‑size format aimed at recovery support for active individuals.
+ 5 g of L‑Glutamine per scoop, with all ingredient doses fully disclosed. + Certified by Informed Choice and produced in reportedly GMP‑registered facilities in Middlesbrough, UK. + Zero‑calorie formula, suitable for low‑energy supplementation. + Variant‑specific allergens such as soy and nuts appear in some pack sizes, so check the label for your chosen variant.
- Price tier varies by pack size, with larger packs generally positioned in a mid‑range bracket and smaller packs in a budget tier. - Allergen profile is not uniform across the range, requiring careful review for those with soy, nuts, egg or gluten sensitivities.
Across the Optimum Nutrition Glutamine range the core formulation is consistent: each serving supplies a standard 5 g of L‑Glutamine with no caloric contribution, and the brand openly discloses all dosages. What sets this family apart is the inclusion of soy and nuts in certain larger‑size variants—a rarity among comparable glutamine products—offering a distinct ingredient profile that may be a pro for some users but a con for those with specific allergen concerns. The product also carries Informed Choice certification and benefits from the brand’s reportedly rigorous manufacturing standards.
| Retailer | Price | Availability | Link |
|---|---|---|---|
| Amazon | £22.32 | In stock | View |
| London Supplements | £32.99 | In stock | View |
| Optimum Nutrition | £40.99 | In stock | View |
| The Box Supplements | £32.99 | Out of stock | View |