Fiscal policies may form a solution in improving dietary intake as prevention strategy for diseases such as obesity, diabetes mellitus type 2 and cardiovascular diseases. This study in a virtual supermarket aims to examine the effectiveness of varying taxing schemes to stimulate healthier food purchases.
Conditions
Interventions
Three tax-conditions (1) sugar-tax, 2) saturated fat-tax and 3) nutrient profiling-tax) increasing the price of relevant food products with 25%, compared to a control condition (no increase in price)
Sponsors
VU University Amsterdam, The Netherlands
Eligibility
Inclusion criteria
Inclusion criteria: Inclusion criteria are: I) adults (18+ yr.) who regularly purchase foods in a supermarket, ii) sufficient knowledge of the Dutch language, III) access to computer + internet
Exclusion criteria
Exclusion criteria: people who do not comply with the inclusion criteria
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| - difference in total calories (kcal) purchased between each tax-condition and the control condition. | — |
Secondary
| Measure | Time frame |
|---|---|
| - Percentage of purchased healthy and non healthy foods between each tax-condition and the control condition. | — |
Contacts
Public ContactIngrid Steenhuis
Outcome results
None listed