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.
Food allergy causes eczema. Eczema is closely associated with food allergy. The more severe, and the more early onset eczema, the more likely to be a food allergy. All eczema children need to be tested for food allergy. Skin prick tests can identify many of these food allergens. Non-IgE reactions need IgG antibody measurements.