#  The optimal diet? Kitchen experiment leads scientist to answer 

 





September 28, 2026

 

 

 ![Dan and Tonia Lieberman Fed Up 2](/sites/g/files/omnuum1771/files/2026-09/Dan%20and%20Tonia%20Lieberman%20Fed%20Up%202_0.jpg)

 

Carlos Sanchez/Harvard FAS Staff PhotographerIn “[Fed Up: What Evolution Reveals About Food, Diet, Health, and Eating Well](https://www.penguinrandomhouse.com/books/737466/fed-up-by-daniel-e-lieberman/),” Lieberman recounts how humans ascended to global mastery largely because they became “the ultimate omnivores” who managed to find a meal almost anywhere. The new release also serves as a guidebook for our modern predicament: an overabundance of choices, conflicting messages about food and health, and constant evangelizing of diets that promise panaceas.

Author: Kermit Pattison for the FAS Current

Link: [Full Text](https://current.fas.harvard.edu/stories/optimal-diet-kitchen-experiment-leads-scientist-answer?utm_source=fascurrent&utm_medium=email&utm_campaign=fascurrent20260929)



 

 

 



 

 

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