Vitamin C increases the absorption of iron. If your patient is taking an iron supplement, be sure they eat foods rich in Vitamin C! Examples: citrus fruit or juices, tomatoes, green leafy vegetables, peppers.
With Diabetes InSIPidus, you will want to SIP a lot of water. Diabetes Insipidus causes the patient to urinate large quantities of dilute urine, leaving the patient dehydrated and thirsty!