Diaz sticks to the Mediterranean diet, consuming protein, whole grains, fresh produce, and healthy fats (via FoodsForBetterHealth). One of her favorite staples is brown rice couscous. She stays away from processed foods, late-night eating, and sweets.

She is a proponent of the Mediterranean diet which emphasizes fresh produce, whole grains, healthy fats, and clean animal protein. She does not often eat out at restaurants and she is not a fan of snacking. Gut health is very important to her so she takes probiotics.