CAS Number: 63-68-3
Source & Form: Fermentation-derived essential amino acid; white crystalline powder
Applications: Nutritional supplements, animal feed, liver support, hair & skin health
Advantages:
What is L-Methionine?
L-Methionine is a sulfur-containing essential amino acid that plays a vital role in many biological functions, including protein synthesis, methylation, antioxidant defense, and fat metabolism. It acts as a precursor to S-adenosylmethionine (SAMe), a compound involved in mood regulation and liver detoxification.
Because the human body cannot synthesize methionine, it must be obtained through dietary sources or supplementation. Our L-Methionine is manufactured through non-GMO microbial fermentation, ensuring high purity and bioavailability for use in dietary supplements, clinical nutrition, and animal feed.
Key Benefits:
✅ Essential for protein building and tissue repair
✅ Supports liver detoxification via SAMe and glutathione synthesis
✅ Promotes healthy skin, hair, and nail growth
✅ Reduces fat accumulation in the liver
✅ Used in veterinary and livestock feeds to support growth and health
Applications:
FAQs:
Q: Is L-Methionine safe for daily use?
A: Yes, it is an essential amino acid required daily through diet or supplements.
Q: Does it support liver health?
A: Yes, it helps with methylation and detox pathways, especially in fatty liver management.
Q: Is it vegan-friendly?
A: Yes, our L-Methionine is produced through plant-based fermentation.
Q: Can it be used in feed?
A: Absolutely. It’s widely used in animal nutrition to enhance growth and metabolism.

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Anrui Biotechnology Co., Ltd. is a specialized exporter of high-quality food ingredients and additives. We focus on global trade and custom formulation services for functional ingredients, delivering consistent, compliant, and premium-quality supply solutions to our worldwide clients.
Headquartered in Guangzhou, China, Anrui collaborates with GMP-certified manufacturing partners equipped with advanced testing facilities, including HPLC, UV-VIS spectrophotometry, and microbiological analysis, ensuring every batch meets strict international quality and regulatory standards.
Our products are exported to over 60 countries, serving industries such as food, beverages, supplements, and cosmetics.
Fast-moving ingredients for food factories, ready for immediate dispatch.