Nutrients
The keys a food or a meal item may carry. Each ends in its unit. A key left out is unknown, never zero; a producer's own keys start x-. A dash means the other system has no exact match. The list is nutrients.json.
| Key | Nutrient | INFOODS | FoodData Central | Health Connect | HealthKit |
|---|---|---|---|---|---|
energy_kcal | Energy Metabolizable energy. INFOODS reports ENERC in kJ by default; 1 kcal = 4.184 kJ. | ENERC | 208 | energy | dietaryEnergyConsumed |
protein_g | Protein | PROCNT | 203 | protein | dietaryProtein |
fat_g | Fat, total | FAT | 204 | totalFat | dietaryFatTotal |
saturated_fat_g | Saturated fat | FASAT | 606 | saturatedFat | dietaryFatSaturated |
monounsaturated_fat_g | Monounsaturated fat | FAMS | 645 | monounsaturatedFat | dietaryFatMonounsaturated |
polyunsaturated_fat_g | Polyunsaturated fat | FAPU | 646 | polyunsaturatedFat | dietaryFatPolyunsaturated |
trans_fat_g | Trans fat | FATRN | 605 | transFat | — |
cholesterol_mg | Cholesterol | CHOLE | 601 | cholesterol | dietaryCholesterol |
carbohydrate_g | Carbohydrate Total carbohydrate by difference, as US labels and FoodData Central give it. Fibre is included. | CHOCDF | 205 | totalCarbohydrate | dietaryCarbohydrates |
fiber_g | Fibre, total dietary | FIBTG | 291 | dietaryFiber | dietaryFiber |
sugars_g | Sugars, total | SUGAR | 269 | sugar | dietarySugar |
added_sugars_g | Added sugars On US labels since 2020. No tagname in the FAO list to 2007, and FoodData Central's number is not yet checked. | — | — | — | — |
sodium_mg | Sodium | NA | 307 | sodium | dietarySodium |
potassium_mg | Potassium | K | 306 | potassium | dietaryPotassium |
calcium_mg | Calcium | CA | 301 | calcium | dietaryCalcium |
iron_mg | Iron | FE | 303 | iron | dietaryIron |
magnesium_mg | Magnesium | MG | 304 | magnesium | dietaryMagnesium |
zinc_mg | Zinc | ZN | 309 | zinc | dietaryZinc |
vitamin_c_mg | Vitamin C | VITC | 401 | vitaminC | dietaryVitaminC |
vitamin_d_ug | Vitamin D (D2 + D3) Micrograms, not IU (1 µg = 40 IU). | VITD | 328 | vitaminD | dietaryVitaminD |
vitamin_a_rae_ug | Vitamin A, retinol activity equivalents RAE, as US labels and FoodData Central give it. INFOODS VITA uses the older retinol equivalents, so it is not the same number. | — | 320 | vitaminA | dietaryVitaminA |
caffeine_mg | Caffeine | CAFFN | 262 | caffeine | dietaryCaffeine |
alcohol_g | Alcohol (ethanol) HealthKit's numberOfAlcoholicBeverages counts drinks, not grams. | ALC | 221 | — | — |
water_g | Water Health Connect keeps drinking water in a separate hydration record. | WATER | 255 | — | dietaryWater |