Well, from the perspective that it's lower in protein than ancient wheat, and higher protein foods lead to faster satiety...
Here is the specific chart which shows 36% more protein in einkorn over modern wheat:
https://youtu.be/6fciEfyYyK4?t=128
It also has 62% more fat.
The full video is here: https://www.youtube.com/watch?v=6fciEfyYyK4