Suppliers and packagers for L-GLUTAMINE

L-GLUTAMINE

Listed suppliers include manufacturers, repackagers, relabelers, and private labeling entitities.

Applicant	Tradename	Generic Name	Dosage	NDA	NDA/ANDA	Supplier	Package Code	Package	Marketing Start
Annora Pharma	L-GLUTAMINE	l-glutamine	FOR SOLUTION;ORAL	219722	ANDA	Camber Pharmaceuticals, Inc.	31722-483-60	60 PACKET in 1 CARTON (31722-483-60) / 1 POWDER, FOR SOLUTION in 1 PACKET	2026-05-26
Novitium Pharma	L-GLUTAMINE	l-glutamine	FOR SOLUTION;ORAL	215647	ANDA	ANI Pharmaceuticals, Inc.	70954-417-20	60 PACKET in 1 CARTON (70954-417-20) / 1 POWDER, FOR SOLUTION in 1 PACKET (70954-417-10)	2024-07-11
Renova Pharms	L-GLUTAMINE	l-glutamine	FOR SOLUTION;ORAL	219750	ANDA	Renova Pharmaceuticals LLC	84897-057-60	60 PACKET in 1 CARTON (84897-057-60) / 1 POWDER, FOR SOLUTION in 1 PACKET (84897-057-01)	2026-05-14

Suppliers and packagers for L-GLUTAMINE

Last updated: April 23, 2026

Who Supplies L-Glutamine to the Pharma Supply Chain?

L-Glutamine is a widely traded amino acid used in pharmaceutical, clinical nutrition, and supplement-grade applications. The market is served by multi-purpose chemical manufacturers, amino-acid specialists, and ingredient arms of global distributors. Below is a supplier map focused on established manufacturers that routinely supply pharmaceutical and regulated ingredient channels.

Which manufacturers supply L-Glutamine?

Company	HQ	Typical market role	Notes for pharma/regulated sourcing
Ajinomoto Co., Inc.	Japan	Amino-acid manufacturer	Major global supplier of amino acids including L-glutamine, used in nutrition and pharmaceutical-adjacent applications.
Evonik Industries AG (via Evonik nutrition/ingredients operations)	Germany	Amino-acid / specialty nutrition ingredient supplier	Supplies amino-acid ingredients under regulatory frameworks suitable for industry users.
Ajay Bio-Systems (AJS)	India	Manufacturer/distributor for amino acids	Known supplier presence in amino-acid ingredient channels; frequently used by regional formulators.
Jiangsu Huasong Pharmaceutical Co., Ltd.	China	API/intermediate and amino-acid ingredient supply	Chinese supplier for amino-acid products used in pharma supply chains.
CJ CheilJedang (via CJ Bio-related ingredient units)	South Korea	Fermentation-based amino-acid supplier	Supplies amino acid building blocks into nutrition and industrial ingredient networks.
Kyowa Hakko (through amino-acid ingredient operations)	Japan	Fermentation-based amino-acid producer	Strong historical footprint in amino-acid fermentation and ingredient supply.
Merck KGaA (MilliporeSigma brand)	Germany	Distributor/brand supplier	Carries multiple grades of L-glutamine for lab and regulated research purchasing channels.
BASF SE (via ingredient/specialty chemical arms where applicable)	Germany	Chemical ingredient supplier	Supplies commodity specialty chemicals used by regulated manufacturers depending on grade and contract.
Spectrum Chemical / Thermo Fisher (via distribution models)	US	Distributor	Sells L-glutamine across lab and industry channels; grade depends on end use.
TCI Chemicals (through distribution catalogs)	Japan	Distributor	Sells L-glutamine primarily for research and manufacturing scale depending on grade.

Which distribution channels commonly carry L-Glutamine for regulated customers?

Channel type	Typical buyer	How it shows up in L-glutamine sourcing
Global chemical distributors (brand catalogues)	QA procurement for lab and early-stage work	Merck/MilliporeSigma, Thermo Fisher, TCI, Spectrum-style offerings in multiple grades.
Amino-acid specialists	Clinical nutrition and formulation suppliers	Direct-to-formulator supply of amino-acid ingredients with compliance documentation.
Nutrition ingredient networks	Pharma nutrition programs and contract manufacturers	Ingredient arms of large fermentation and amino-acid producers feeding B2B formulators.

How buyers typically qualify L-Glutamine suppliers in pharma-linked use

Qualification step	What procurement checks	Why it matters for L-glutamine
Grade specification	USP/EP/food/pharma grade availability	L-glutamine is used across different regulatory bands; “same molecule” does not mean same spec.
CoA and impurity profile	Assay, water content, residue on ignition, heavy metals	Amino acids can vary in impurity profile by process and supplier.
GMP readiness	Facility status and documentation support	Pharma-adjacent customers require consistent batch documentation.
Stability and packaging	Storage condition and packaging format	L-glutamine stability and moisture control affect shelf life.
Traceability	Batch trace and change control	Critical for consistent formulation and audit outcomes.

What supplier documentation buyers typically require

Document	Common expectation
Certificate of Analysis (CoA)	Per batch: identity, assay, impurity limits, moisture (or relevant specs).
Specification sheet	Named grade with acceptance criteria.
GMP or quality agreement references	Facility and quality system alignment for regulated users.
SDS	Safety data sheet aligned to region and grade.
Shipping and storage instructions	Temperature and humidity controls if needed.

Supplier selection patterns by buyer category

Buyer category	Most common supplier model
Finished pharmaceutical dosage manufacturers using L-glutamine	Select either (1) large amino-acid manufacturers with regulated documentation or (2) qualified ingredient distributors under strict grade control.
Clinical nutrition manufacturers	Prefer fermentation-based amino-acid producers with stable supply and consistent impurity profiles.
Contract manufacturers and formulators	Use amino-acid specialists or distributors, then lock to a grade through qualification batches.
R&D and analytical labs	Use catalog distributors for research grade while validating transition paths to pharma grade.

Key Takeaways

• L-Glutamine sourcing in pharma-linked applications is served by large amino-acid producers (notably Ajinomoto) plus multi-grade distributors (notably Merck/MilliporeSigma and other global catalog players).
• Procurement outcomes hinge on grade definition and documentation, not just the chemical name.
• Expect supplier qualification to focus on CoA consistency, impurity profile, GMP/quality system alignment, and moisture/stability handling.

FAQs

1) Are there pharma-grade and non-pharma-grade L-glutamine suppliers?

Yes. Multiple suppliers market different grades under separate specifications, and buyers must match the grade to the intended regulated use.

2) Who are the largest global manufacturers of L-glutamine?

Ajinomoto is a major global supplier for amino acids including L-glutamine. Additional fermentation-based producers also supply into global ingredient networks.

3) Can I source L-glutamine from lab chemical distributors for regulated manufacturing?

Catalog distributors often sell multiple grades. Regulated manufacturing typically requires qualification of the exact grade, with GMP and batch documentation aligned to the end use.

4) Does supplier choice change impurity profiles for L-glutamine?

Yes. Process routes and manufacturing controls can change impurity profiles, which affects formulation consistency and regulatory acceptance.

5) What qualification documents matter most for L-glutamine?

A batch CoA, a grade-specific specification, quality/GMP documentation references, and supporting SDS plus traceability are the baseline set used in regulated procurement.

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References

[1] Ajinomoto Co., Inc. (n.d.). L-glutamine and amino acid product information. Ajinomoto website.
[2] Merck KGaA (MilliporeSigma). (n.d.). L-Glutamine product listings and documentation. MilliporeSigma.
[3] Evonik Industries AG. (n.d.). Amino acid and nutrition ingredient information. Evonik website.
[4] CJ CheilJedang. (n.d.). Amino acid ingredient business information. CJ CheilJedang website.
[5] Thermo Fisher Scientific. (n.d.). L-Glutamine product listings. Thermo Fisher Scientific catalog.
[6] TCI Chemicals. (n.d.). L-Glutamine product listings and specifications. TCI website.
[7] Spectrum Chemical Mfg. Corp. (n.d.). L-Glutamine product listings. Spectrum Chemical website.