system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why do most foods in the US have a calorie count ending in 0 or 5, especially in processed foods?
gpt
Rounding off to the nearest increment of five is allowed to account for inaccuracy in the measuring and cooking process. A single tic tac mint has 2 calories, so they can legally say that a single tic tac has zero on their packaging for example.