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Cheapest L-Glutamine (Fermented) on iHerb

Ranked by real cost per 1,000 mg of L-Glutamine (Fermented) — cheapest value first.

Prices updated Jul 25, 2026 · 12 products · Prices in USD

The priciest option here costs about 7,977.0× more per 1,000 mg of L-Glutamine (Fermented) than the best-value pick MRM Nutrition. For the same daily dose, choosing by cost per unit instead of sticker price can meaningfully cut your yearly spend.
#ProductDoseServingsPrice (USD)Cost per 1,000 mg
1
MRM Nutrition, L-Glutamine 1000, Recovery, 2.2 lbs (1,000 g)
MRM Nutrition, L-Glutamine 1000, Recovery, 2.2 lbs (1,000 g)
MRM Nutrition
5,000 mg20046.990.047View on iHerb →
2
MRM Nutrition, L-Glutamine 500, 1.1 lbs (500 g)
MRM Nutrition, L-Glutamine 500, 1.1 lbs (500 g)
MRM Nutrition
5,000 mg10026.990.054View on iHerb →
3
MRM Nutrition, L-Glutamine 325, 11.5 oz (325 g)
MRM Nutrition, L-Glutamine 325, 11.5 oz (325 g)
MRM Nutrition
5,000 mg6518.990.058View on iHerb →
4
MRM Nutrition, Reload BCAA+G™, Post-Workout Recovery, Watermelon, 11.6 oz (330 g)
MRM Nutrition, Reload BCAA+G™, Post-Workout Recovery, Watermelon, 11.6 oz (330 g)
MRM Nutrition
2,000 mg2622.990.442View on iHerb →
5
MRM Nutrition, Reload BCAA+G, Post-Workout Recovery, Island Fusion, 11.6 oz (330 g)
MRM Nutrition, Reload BCAA+G, Post-Workout Recovery, Island Fusion, 11.6 oz (330 g)
MRM Nutrition
2,000 mg2622.990.442View on iHerb →
6
MRM Nutrition, BCAA+G™, Muscle Recovery, Lemonade, 6.35 oz (180 g)
MRM Nutrition, BCAA+G™, Muscle Recovery, Lemonade, 6.35 oz (180 g)
MRM Nutrition
1,000 mg2714.990.555View on iHerb →
7
MRM Nutrition, BCAA+G 6000, 150 Capsules
MRM Nutrition, BCAA+G 6000, 150 Capsules
MRM Nutrition
1,000 mg2526.991.08View on iHerb →
8
Kaged, Glutamine, Unflavored, 17.6 oz (500 g)
Kaged, Glutamine, Unflavored, 17.6 oz (500 g)
Kaged
5 g10024.9949.98View on iHerb →
9
Sports Research, L-Glutamine, Unflavored, 1.1 lbs (500 g)
Sports Research, L-Glutamine, Unflavored, 1.1 lbs (500 g)
Sports Research
5 g10025.9751.94View on iHerb →
10
Sports Research, L-Glutamine, Unflavored, 10.58 oz (300 g)
Sports Research, L-Glutamine, Unflavored, 10.58 oz (300 g)
Sports Research
5 g6015.9753.23View on iHerb →
11
RYSE, Element Series, Fermented L-Glutamine, 10.6 oz (300 g)
RYSE, Element Series, Fermented L-Glutamine, 10.6 oz (300 g)
RYSE
5 g6019.9966.63View on iHerb →
12
NutraBio, Extreme Nitric Stack, Kiwi Strawberry, 1.38 lb (624 g)
NutraBio, Extreme Nitric Stack, Kiwi Strawberry, 1.38 lb (624 g)
NutraBio
4 g3044.99374.92View on iHerb →

How we rank L-Glutamine (Fermented)

Two supplements can list the same dose per serving yet cost very differently once you account for how many servings are in the bottle. We calculate the total nutrient in each container (dose per serving × servings per container), divide the current price by that total, and rank by the resulting cost per unit. Lower is better. Because prices are refreshed automatically, this ranking reflects today's iHerb pricing rather than a snapshot from months ago.

Cost per unit is a starting point, not the whole story — the ideal form, third-party testing, and other ingredients matter too. Always check the label and consult a healthcare professional before starting a supplement.

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Prices update automatically and may differ from iHerb at checkout. Rankings are based on cost per unit of the listed nutrient and are for informational purposes only — not medical advice. Links to iHerb are affiliate links.