E640 (Glycine and its sodium salt) is a food additive with the function of a flavour enhancer. It therefore serves to improve taste. It is labelled with the number E640 on the European list of food additives. Glycine is an amino acid, a mixture of natural substances and, in industrial uses, derived from animal bones.

In cosmetics, Glycine, as the primary amino acid in collagen, is used to repair damaged skin and improve their texture.

See also     Sodium glycinate

Glycine

• Molecular Formula: C₂H₅NO₂
• Linear Formula NH₂CH₂COOH
• Molecular Weight: 75.067 g/mol
• CAS: 56-40-6  52955-63-2  57678-19-0  87867-94-5  18875-39-3  25718-94-9  848646-45-7  1119449-36-3  1173020-11-5  1196157-78-4  1153953-88-8
• UNII: TE7660XO1C
• EC Number: 200-272-2
• FEMA Number: 3287

• Glycocoll
• Aminoethanoic acid
• Glycolixir
• Glycosthene
• Aciport
• E640
• Glicoamin
• Gyn-hydralin
• GLY (IUPAC abbrev)
• Glycinum
• Corilin
• Glyzin