Log macros from USDA FoodData Central and weigh your food
Added
When you track macros, the number in your app is only as good as the entry you pick. USDA's FoodData Central is the government's food composition database, including branded foods from labels. Weigh food in grams on a kitchen scale and match it to a USDA entry instead of eyeballing portions.
The result
Result: Free USDA database. USDA says its Branded Foods label data is updated monthly.
Note: Not medical advice. Talk to your doctor before changing your training, diet, or supplements.
Source
USDA FoodData Central (opens the original source in a new tab). Check it for the latest numbers before you act.