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NutraBio Glutamine 100 Servings | Pure L-Glutamine Powder
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Best pump formula I've ever used. Stim-free so I can stack it with anything. The vascularity is insane — highly recommend.
You'll Love This Formula
You'll Love This Formula
Faster Muscle Recovery Between Sessions
5g of pure L-Glutamine per serving replenishes the most abundant amino acid in muscle tissue. During intense training, glutamine stores become depleted - supplementation accelerates protein synthesis and reduces muscle soreness so you can train again sooner.
Complete Glycogen Replenishment
L-Glutamine plays a critical role in restoring muscle glycogen after exercise without spiking insulin. This means faster energy restoration and readiness for your next session, especially important during high-volume training blocks.
Immune Defense During Hard Training
Intense exercise suppresses immune function by depleting glutamine that immune cells rely on as fuel. Supplementing with 5g per serving keeps your immune system supported so heavy training blocks do not leave you vulnerable to illness.
Gut Health and Nutrient Absorption
Glutamine is the primary fuel source for intestinal cells (enterocytes). By maintaining gut lining integrity, it supports better nutrient absorption from your entire supplement stack and daily nutrition, maximizing the return on everything you consume.
Transparency by the numbers
Transparency by the numbers
Pure L-Glutamine
Full clinical dose per serving with zero fillers, excipients, or additives.
Servings Per Tub
Up to 200 servings in the 1000g size for long-term daily supplementation.
Vegetable Fermented
Sourced from natural vegetable fermentation for maximum purity and quality.
* Based on post-purchase surveys and manufacturer data.
Why NutraBio Glutamine Outperforms Generic Glutamine
Why NutraBio Glutamine Outperforms Generic Glutamine
We only carry performance supplements with full clinical doses — because half-dosed ingredients deliver half the results. Transparency is non-negotiable.
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NutraBio Glutamine
CHN Approved
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Generic Glutamine
Budget
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Dose Per Serving
| 5,000mg full clinical dose | 2,000-3,000mg underdosed |
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Source
| Vegetable fermented | Synthetic or animal-derived |
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Purity
| 100% pure, zero fillers | Often contains fillers and flow agents |
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No Proprietary Blends
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Third-Party Tested
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Performance FAQs
Got questions? We've got answers — plus free consultations at both Fort Wayne locations.
Pre-workouts typically contain stimulants (caffeine) plus performance ingredients. Pump formulas are stimulant-free and focus entirely on vasodilation — increasing blood flow to muscles for better pumps, endurance, and nutrient delivery. They can be taken alone or stacked with a caffeinated pre-workout.
Yes — that's one of the biggest advantages of stim-free formulas. No caffeine means no sleep disruption, making them ideal for evening or late-night training sessions.
Check the supplement facts panel. If you see exact milligram amounts for every ingredient (not hidden in a "proprietary blend"), it's transparent. Then cross-reference each ingredient against published research doses. Our staff can walk you through this — we check every product we carry.
Absolutely. Creatine and a pump formula is one of the most effective performance stacks available — creatine increases strength and power output while the pump formula maximizes blood flow and muscle fullness. Mix creatine directly into your pump drink for convenience.
Most pump ingredients (like L-Citrulline and Agmatine) peak in the bloodstream within 60-90 minutes and provide effects lasting 2-3 hours. Taking your supplement 20-30 minutes before training optimizes the overlap with your actual workout.
Yes. Performance and pump supplements are safe and effective for women. Many female athletes use them to improve vascularity, endurance, and recovery. There are no hormone-affecting ingredients in standard pump formulas. Our staff can recommend the best options for your specific goals.