Out of the 20 L-amino acids, ecumenically found in most of living organisms, L-lysine is one of the 9 amino acids which are essential for human and animal nutrition. L-lysine is useful as medicament, chemical agent, food material (food industry) and feed additive (animal food). Its demand has been steadily increasing in recent years and several hundred thousand tons of L-lysine (about 800,000 tones/year) are annually produced worldwide almost by microbial fermentation.
L-Lysine is mainly produced by fermentation using strains of Corynebacteria, especially Corynebacterium glutamicum, which comprises a multi-step process including fermentation, cell separation by centrifugation or ultra-filtration, product separation and purification, evaporation and drying.
Food and Beverage Industry
L-Lysine is used as nutritional supplement, Food deodorant in food such as in potatoes, rice and flour, canned food. L-Lysine can be used as nutritional supplement in beverage such as in nutritional and sports drinks.
Lysine is used for preventing and treating cold sores (caused by the virus called herpes simplex labialis).
L-Lysine can be used in cosmetics and personal care products, such as in baby products, bath products, cleansing products, eye makeup, shaving preparations and hair and skin care products.
Agriculture, Animal and Poultry Industry
L-Lysine is used as nutritional supplement in Agriculture/Animal Feed/Poultry feed. Lysine is an important additive to animal feed because it is a limiting amino acid when optimizing the growth of certain animals such as pigs and chickens to produce meat.
L-Lysine is widely used as intermediate in various organic manufacturing industries.