L-Methionine: Pharmaceutical-Grade Essential Amino Acid for Nutraceutical & Pharmaceutical Applications – Manufacturer & Exporter Guide
1. What is L-Methionine?
For manufacturers seeking premium-grade essential amino acids, L-Methionine represents a critical sulfur-containing compound that plays vital roles in human health and nutrition. As one of the nine essential amino acids that cannot be synthesized by the human body, L-Methionine serves as a fundamental building block for protein synthesis and numerous metabolic processes. Our pharmaceutical-grade L-Methionine offers exceptional purity and bioavailability, making it an indispensable ingredient for nutraceutical formulations, pharmaceutical products, animal nutrition, and functional foods where quality and reliability are paramount.
2. Source, composition chimique et spécifications
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Méthode de production : Fermentation-based production using non-GMO microorganisms
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Identité chimique : (S)-2-Amino-4-(methylthio)butanoic acid
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Profil chimique :
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N° CAS : 63-68-3
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MF: C₅H₁₁NO₂S
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MW: 149.21 g/mol
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EINECS : 200-562-9
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Apparence: White crystalline powder or crystals
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Solubilité: Soluble in water; slightly soluble in alcohol
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Degrés de pureté : 98.5-101.5% USP/EP/JP pharmacopeial standards
3. The Pharmaceutical Standard: Why Our L-Methionine Excels
Pour Clients B2B requiring guaranteed quality, our L-Methionine delivers superior performance:
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Principaux avantages :
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Haute biodisponibilité : Optimal absorption and utilization
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Fermentation-Derived: Non-GMO, natural isomer production
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Conformité réglementaire : Meets global pharmacopeial standards
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Essential Functions:
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Protein Synthesis: Fundamental building block for proteins
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Methyl Group Donor: Critical for methylation processes
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Antioxidant Support: Precursor for glutathione synthesis
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Soutien à la désintoxication : Supports liver function and detox pathways
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Posologie recommandée : 500-1500 mg daily in supplements; varies by application
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Certifications disponibles : USP, EP, JP, cGMP, ISO 9001, Kosher, Halal, Non-GMO
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Applications cibles : Nutritional supplements, pharmaceutical formulations, animal nutrition, functional foods
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Profil de sécurité : Generally Recognized as Safe (GRAS); well-established safety profile
4. Zhonghong Biotech: Your Amino Acid Specialist
Sourcing pharmaceutical-grade L-Methionine requires advanced fermentation expertise.Shaanxi Zhonghong Investment Technology Co., Ltd. combines 28 years of biochemical manufacturing experience with state-of-the-art fermentation technology to deliver premium amino acids to global markets.
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Capacités techniques :
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Advanced Fermentation: Precision-controlled fermentation processes
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Expertise en purification : Cristallisation et purification en plusieurs étapes
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Assurance qualité: Comprehensive testing exceeding pharmacopeial requirements
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Conformité mondiale : Documentation complète répondant aux normes réglementaires internationales
5. Scientific Excellence: Biological Significance
L-Methionine’s essential roles stem from its unique biochemical properties:
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Serves as rate-limiting substrate for protein synthesis
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Provides methyl groups for numerous metabolic reactions
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Acts as precursor for glutathione, cysteine, and taurine
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Supports cellular antioxidant defense systems
6. Assurance qualité de qualité pharmaceutique
Notre contrôle qualité rigoureux garantit que chaque lot répond aux normes les plus élevées :
Certificate of Analysis (COA) Summary – L-Methionine (USP Grade)
Catégorie | Paramètre | Spécification | Méthode d'essai |
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Identité | Optical Rotation | +21.0° to +25.0° | USP <781> |
Essai | L-Methionine Content | 98.5-101.5% | USP <341> |
Pureté | Substances apparentées | ≤ 0,5% | HPLC |
Sécurité | Métaux lourds | ≤ 10 ppm | USP <231> |
Chlorure | ≤ 0.05% | USP <221> | |
Microbiologie | Nombre total de plaques | ≤ 1000 UFC/g | USP <61> |
Levures/Moisissures | ≤ 100 UFC/g | USP <61> |
7. Processus de fabrication avancé
Our pharmaceutical-grade production ensures superior quality:
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Fermentation: Controlled fermentation using non-GMO microorganisms
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Separation: Precision separation and purification
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Cristallisation: Controlled crystallization for optimal purity
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Séchage: Séchage de précision jusqu'à une teneur en humidité optimale
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Fraisage : Controlled particle size distribution
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Contrôle de qualité: Tests analytiques complets
8. Applications et utilisations professionnelles
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Nutraceutiques : Amino acid supplements, sports nutrition, wellness products
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Médicaments: Parenteral nutrition, prescription supplements
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Nutrition animale : Feed additives, pet nutrition
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Aliments fonctionnels : Fortified foods, nutritional beverages
Consignes d'utilisation :
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Human Nutrition: 500-1500 mg per serving
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Alimentation animale : 0.5-2% of feed composition
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Médicaments: According to formulation requirements
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Food Fortification: 0.1-0.5% of final product
9. Excellence de la chaîne d'approvisionnement mondiale
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Conditionnement: 25kg fiber drums with double polyethylene liners
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Stockage: Cool, dry conditions in original packaging
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Durée de conservation : 36 months when stored properly
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Logistique: Expédition mondiale avec support de documentation complet
10. Opportunités de partenariat
Nous offrons :
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Custom particle sizes pour des applications spécifiques
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Étiquetage privé et emballage personnalisé
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Support technique pour le développement de formulations
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Documentation réglementaire pour les marchés mondiaux
Contactez notre équipe technique :
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Web: www.aiherba.com
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E-mail: ventes@aiherba.com; liaodaohai@gmail.com
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Mots-clés: L-Methionine supplier, amino acid manufacturer, pharmaceutical-grade amino acids, ingrédients nutraceutiques, animal nutrition additives
11. FAQ technique
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Q: What’s the difference between DL-Methionine and L-Methionine?
A: L-Methionine is the natural, biologically active form; DL-Methionine is a racemic mixture -
Q: Can you provide different particle sizes?
A: Yes, we offer various particle sizes for different application needs -
Q : Quelle documentation fournissez-vous ?
A: Comprehensive COA, MSDS, and regulatory support documents -
Q: Do you offer fermentation-based production?
A: Yes, we use advanced fermentation technology for natural production -
Q : Quelle est votre quantité minimum de commande ?
A: MOQ is 25kg for standard products, with flexibility for larger orders
12. Appel final à l'action
Ensure superior quality in your formulations with our pharmaceutical-grade L-Methionine. Contact us today to discuss your specific requirements and request samples for your product development.
Contactez-nous maintenant pour des spécifications techniques et des échantillons :
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E-mail: ventes@aiherba.com
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Site web: www.aiherba.com
Références :
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USP43-NF38. (2020). Methionine Monograph. Pharmacopée des États-Unis
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EFSA Panel on Dietetic Products. (2015). Scientific Opinion on Amino Acids
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Journal of Nutrition. (2022). Methionine in Human Health and Disease
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FDA. (2023). Generally Recognized as Safe (GRAS) substances