Deficiencies can occur when you don’t get enough B-12 from your diet or when your body can’t use it properly. Typically, vitamin B-12 deficiencies can be detected through the vitamin B-12 test.

Your kidneys filter the uric acid in your body, and it leaves in the urine. Blood tests for uric acid measure this level and can determine if your levels are high, low, or typical. A uric acid blood ...

Whenever you eat something, your body absorbs the things it needs, such as proteins and vitamins, and sends away the waste. One of those waste products is uric acid. It’s formed when your body breaks ...