Central diabetes insipidus is a decrease in the production of ADH by the hypothalamus or in the release of ADH from the pituitary while nephrogenic diabetes insipidus is characterized by a decrease in the kidney's response to ADH.
There are many more eczema-healthy foods (like fish, beans and loads of vegetables), but the only foolproof way to check if specific foods are causing your breakouts is by cutting out common culprits for 14 days then reintroducing them back into your diet one-by-one to see if they cause a reaction.
However, an adult can have this type of eczema as well. Flare-ups of this type of eczema can be caused by irritants, allergens, stress, fabrics, and dry skin, to name just a few. If you have food allergies, you may be more likely to experience eczema flare-ups.