Thyroid hormone is used to treat underactive thyroid (hypothyroidism). It is a natural product made from animal thyroid glands (usually a pig's). It replaces or provides more thyroid hormone, which is normally produced by the thyroid gland.
Foods high in potassium include bananas, spinach, carrots and oranges. Decreasing potassium intake can cause levels in the body to drop, but this is not a common reason for a decrease in potassium levels. Low potassium levels can occur when the body loses too much fluid due to illness. This fluid loss may occur because of excessive amounts of vomiting and diarrhea.
Low potassium (hypokalemia) has many causes. The most common cause is excessive potassium loss in urine due to prescription water or fluid pills (diuretics). Vomiting or diarrhea or both can result in excessive potassium loss from the digestive tract.Only rarely is low potassium caused by not getting enough potassium in your diet. Causes of potassium loss leading to low potassium include: 1  Chronic kidney disease. 2  Diabetic ketoacidosis. 3  Diarrhea. 4  Excessive alcohol use.omiting or diarrhea or both can result in excessive potassium loss from the digestive tract. Only rarely is low potassium caused by not getting enough potassium in your diet. Causes of potassium loss leading to low potassium include: 1  Chronic kidney disease. 2  Diabetic ketoacidosis. 3  Diarrhea. 4  Excessive alcohol use.