Here is the full list of all 27 FITRIZ achievements.
10 sunny days
12 sunny days
15 sunny days
7 rainy days and level successful
10 sunny days and no rainy days
15 sunny days on hard
100g protein on one day
50,000 kcal in one level
Level 12 completed
Game completed
Game completed on medium or hard
Game completed on hard
3 times more salt than recommended on one day
50 servings of cake or ice cream and level successful
Eat 50 servings of pizza in one level
Eat 50 servings containing chocolate in one level
50 food items collected
100 food items collected
All food items collected
10 sports collected
20 sports collected
All sports collected
Sports each day for a week
Fill 5 lines simultaneously
Read 10 comics
Check out the recipes
Eat 1,000,000 kcal total