Table 5.

Participants' ideas for preventing the intention-behavior gap.

Q3: Can you spontaneously give any tips on how to prevent the emergence of an intention-behavior gap caused by the corresponding factor and if yes, how?
	Idea quotes (translation provided by authors)
Availability	Offer more “healthy fast food” in cities, train stations, highways
	City apps offer targeted information for sustainable, healthy and readily available nutrition options
	Better planning of everyday nutrition - do not leave it to chance
	Meal prepping and trying to have sustainable snacks always with you, especially if you know that you are out of home
Education	The aspects of nutrition, health and sustainability should already be treated in elementary schools regularly
	Educational work in the media
	Political local implementation strategies that directly affect the population
	Public information, e.g., on the products or on stand-up displays in supermarkets
Advertising	Be aware of the impact advertising can have. Counter it.
	Promote healthy and sustainable products more strongly; So that people are not only bombarded with advertising for unhealthy food products but also with desirable products
	Consumers can use tricks to protect themselves from advertising, such as not shopping hungry and carrying a grocery list
	One can also use this positively and advertise sustainable products and place them cleverly for shopping
Price	Plan and manage your monthly budget at the beginning of the month
	Sustainability communication: why are the products more expensive and what
	Internalization of costs of conventional foods; This makes them more expensive and organic food able to compete
	Educational work on consuming in general. People consume so many unnecessary things that it follows that the money cannot be spent on food