The holders of QUDAL® - QUality meDAL™ gold seal are decided upon exclusively by consumers on the basis of scientific market research.
Research on a national representative sample of consumers using the QUDAL® - Quality - DEEPMA™ method is conducted by the renowned international research company GfK according to the innovative DEEPMA™ (Deep Mind Awareness™) method.
Each QUDAL® - Quality - DEEPMA™ research is conducted for a whole series of market but also non-commercial categories: e.g. milk, hair shampoo, mobile telephones, theatre....
The five star QUDAL® - QUality meDAL™ gold medal may only be carried by those products and services that consumers have shown the greatest confidence when surveyed about quality in special QUDAL® - Quality - DEEPMA™ research, positioning them in the very top in their category – in first place.
Four stars of the QUDAL® medal may only be carried by those products and services that in QUDAL® - Quality - DEEPMA™ research positioned them in second place for their category.
Three stars are carried by those products and services that in QUDAL® - Quality - DEEPMA™ have positioned themselves in third place in their category.
