“The most common food allergens in children include milk, eggs, peanuts, tree nuts (e.g., almonds, cashews), sesame, soy, ...

Soy milk doesn’t cause brain fog on its own. But if you have an allergy or sensitivity, consuming soy may cause symptoms that include brain fog. You can also develop brain fog for other reasons.

As bird flu spreads in the United States, are there are any risks of the virus from drinking milk or eating eggs? Here's what you need to know, according to experts.