A North Carolina woman says she lost 35 pounds after consuming nothing but sardines and MCT oil for more than three months. The sardine-only diet was popularized in 2023 as a 3-day challenge, but some ...

A new fad diet has emerged over the past few years: eating only sardines. Dietitians warn this diet could lead to substantial nutrient deficiencies. Sardines are full of healthy fat and protein.

Limiting your diet to a single food like sardines for extended periods can have negative health effects. Santiago Urquijo/Getty Images A North Carolina woman ate nothing but sardines for more than ...