In EU, a claim that a food is a source of fibre may only be made where the product contains at least 3 g of fibre per 100 g or at least 1‚5 g of fibre per 100 kcal. -see: https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX%3A02006R1924-20141213-