Pure Encapsulations L-Glutamine 850 mg

Our verdict

Pure Encapsulations L-Glutamine 850 mg works out to $0.27 per serving of l-glutamine, at 850mg per serving in capsule form. That puts it around the median of the 36 l-glutamine products we can price per dose, where the typical serving costs $0.15, a Value Index of 0.6 where the median product is 1.0. One container lasts 250 days at the label dose of 1 serving a day, about $7.98 a month. We could not verify a third-party certification for Pure Encapsulations in a public registry. Worked out from the current retail price as of 2026-11-13; confirm the live price on Amazon.com before buying.