Description

Yeast Extract is a concentrated, water-soluble preparation derived from the autolysis of *Saccharomyces cerevisiae* yeast cells, rich in amino acids, peptides, nucleotides, and B-vitamins. This versatile ingredient serves as a powerful flavor enhancer and a premium source of organic nitrogen, crucial for stimulating microbial growth and metabolic processes. It is an essential component for manufacturers in the food & beverage, pharmaceutical, and biotechnology industries seeking natural, high-quality nutritional and flavoring solutions.

Application

• Food & Beverage Industry: Used as a natural flavor enhancer (umami taste) and nutritional supplement in soups, sauces, snacks, seasonings, and savory products.
• Fermentation & Biotechnology: Acts as a key nitrogen source and growth stimulant in microbial fermentation processes for producing antibiotics, enzymes, and organic acids.
• Pharmaceutical & Nutraceuticals: Employed as a nutrient medium component and a source of B-vitamins and nucleotides in dietary supplements and cell culture media.
• Microbiological Culture Media: A fundamental ingredient in the formulation of nutrient broths and agars for laboratory and industrial cultivation of bacteria and fungi.
• Animal Feed & Pet Food: Incorporated as a palatability enhancer and a source of digestible proteins and vitamins to improve feed intake and nutrition.
• Cosmetics & Personal Care: Utilized in skincare formulations for its potential skin-conditioning properties and content of vitamins and amino acids.

Basic Information

Product Name	Yeast Extract
CAS No.	8013-01-2
Molecular Formula	Complex Mixture
Molecular Weight	N/A (Complex Mixture)
Synonyms	Autolyzed Yeast Extract; Yeast Autolysate; Saccharomyces cerevisiae Extract; Yeast Hydrolysate; Nutritional Yeast Extract; Brewer's Yeast Extract; Yeast Nutrient; EINECS 232-387-9
EINECS	232-387-9

Quality Control

Our Yeast Extract is produced and tested under strict quality management systems. We offer various grades, including Food Grade (FCC compliance) and high-purity grades suitable for pharmaceutical and biotech applications. Each batch is analyzed for key parameters such as total nitrogen, amino nitrogen, moisture, and microbiological purity. Certificates of Analysis (COA) are provided to ensure traceability and compliance with your specific requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent caking and degradation.

Specification

Item	Specification
Appearance	Light yellow to brown powder or paste
Identification	Conforms (IR / Chemical)
Solubility	Freely soluble in water
Total Nitrogen (Dry Basis)	≥ 8.0 %
Amino Nitrogen (Dry Basis)	≥ 2.5 %
Moisture (Loss on Drying)	≤ 6.0 %
Ash	≤ 15.0 %
Total Plate Count	≤ 10,000 CFU/g
Yeast & Mold	≤ 100 CFU/g
E. coli	Negative
Salmonella	Negative

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.