GS1 prefix
Prefix 503
Barcodes starting with 503 were issued by GS1 UK. 1,412 products sold in the United Kingdom carry this prefix. It shows where the code was registered, not where the product was made.
1,412products with a complete record
29%rated A or B on Nutri-Score
4.0 gsugars per 100 g (median)
0.50 gsalt per 100 g (median)
Nutri-Score
How rated products spread
A 16%B 13%C 27%D 22%E 22%
1,182 rated products
Median values
Per 100 g, across all 1,412 products
| Energy | 210 kcal |
| Sugars | 4.0 g |
| Saturates | 1.2 g |
| Salt | 0.50 g |
Categories
Most represented
Products
1,412 products, most viewed first · page 1 of 30.
Source: Open Food Facts export of 23 October 2026, ODbL · Shelfpedia calculations (medians, distributions).