People ate no less at breakfast or lunch after drinking a 250-calorie beverage with 24 grams of protein from dairy (whey or casein) than after drinking a similar beverage with plant (pea or soy) protein powder. Post-beverage appetite varied slightly, but not by plant vs. animal protein. (The study was funded by a dairy company.)

What to do

Don’t assume that dairy protein makes you feel full longer than plant protein...or that any protein boosts satiety.


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