They do it based on what a person would eat.
I wish Health Canada were here to talk about the actual structure; I can speak to the application and how we use it.
This is a guideline schedule of the Food and Drugs Act that we follow. It is based on all the scientific modelling and research that was done to determine a serving size. It is based on the texture or density of a product compared to another product that might be the same, yet different.