The phrase "grams portion" refers to a specific weight measurement, usually used to describe the amount of something that weighs in grams. Full definition
The GI uses identical 50 gram portions of carbohydrate to measure the effect on glucose. (idmprogram.com)
Take a look at your own diet using the acid / base values for 100 gram portions for some typical foods that are shown in the table at the end of this section. (hairlossrevolution.com)
This project will build a database of photographs of all kinds of foods showing 10 net carb gram portions on a plate. (wheatbelly.com)