Table 2.
Input features of nutrition-related apps.
| Feature/App | FatSecret | YAZIO | Fitatu | MyFitnessPal | Dine4Fit |
|---|---|---|---|---|---|
| Dietary features | |||||
| The source of FCD 1 | USDA SR 2 Australian FCD 1 Crowd-sourced |
USDA SR 2 BLS 3 Crowd-sourced |
USDA SR 2 Polish FCD 1 Crowd-sourced |
USDA SR 2 Crowd-sourced |
Czech FCD 1 |
| Number of food items | 34,000 | No data | >1,600,000 | >300,000,000 | 934 |
| Barcode scanner | ✓ | ✓ | ✓ | ✓ | ✓ |
| Branded food products | ✓ | ✓ | ✓ | ✓ | ✓ |
| Serving size | ✓ | ✓ | ✓ | ✓ | ✓ |
| Favorite foods | ✓ | ✓ | ✓ | ✓ | ✓ |
| Uploading own data 4 | ✓ | ✓ | ✓ | ✓ | ✓ |
| Water consumption | ✓ 5 | ✓ | - | ✓ | ✓ |
| Food images | ✓ 5 | ✓ | ✓ | - | ✓ |
| Adding own dishes | ✓ 5 | ✓ | ✓ | ✓ | ✓ |
| Setting dietary goals | ✓ | ✓ | ✓ | ✓5 | ✓ |
| Users’ data | |||||
| Gender | ✓ | ✓ | ✓ | ✓ | ✓ |
| Weight | ✓ | ✓ | ✓ | ✓ | ✓ |
| Height | ✓ | ✓ | ✓ | ✓ | ✓ |
| Circumferences | - | - | ✓ | ✓ | - |
| Birth date | ✓ | ✓ | ✓ | ✓ | ✓ |
| Physical activity | |||||
| Type of physical activity | ✓ | ✓ | ✓ | ✓ | ✓ |
| Setting exercise goal | - | ✓ | ✓ | ✓ | - |
| Average activity level | ✓ | ✓ | - | ✓ | - |
| Other features | |||||
| Daily notes | - | ✓ | - | - | ✓ |
| Health status | - | - | - | - | - |
| Personal reminders | - | - | - | ✓ | ✓ |
| Community forums | ✓ | ✓ | - | ✓ | - |
| Keeping track of progress | - | ✓ | ✓ | ✓ | - |
1 FCD, food composition database. 2 USDA SR, US Department of Agriculture National Nutrient Database for Standard Reference. 3 BLS, Bundeslebensmittelschlüssel, The German Nutrient Database 4 Users may freely upload the nutritional value of their own food items which are not available in the app. 5 Available in premium (paid) version.