Barcodes/Non Standard Barcodes

From Open Food Facts wiki

Examples of proprietary retail barcodes

  • ASDA-13 - based on EAN 13, used by ASDA in UK
  • ASDA-8 - based on EAN 8, used by ASDA in UK
  • MS-7 - based on EAN 8, used by Marks & Spencer in UK
  • Wickes-8 - based on EAN 8, used by Wickes in UK
  • Woolworth-8 - based on EAN 8, used by Woolworth in South Africa

Marks & Spencer

M ddddddd S
M and S are not encoded in the barcode
last digit is a checksum