Each product variation (size, color, flavor) requires a unique UPC.
You can license a Company Prefix (best for large product lines) or purchase a single GTIN (ideal for small businesses with only one or two items). buy upc numbers
The global standards organization for these numbers is . While third-party "resellers" exist, many major retailers now require codes directly from GS1 to ensure the company prefix matches your business name. Each product variation (size, color, flavor) requires a