Many chronic conditions from IBS and digestive problems to headaches and mood disorders may be caused by an individual's sensitivity to certain foods. In many cases, without testing these food sensitivities may not be obvious, and thus difficult to pinpoint. This test kit provides you with a quantitative ELISA analysis of your body's IgG immune reaction to 208 different foods. You'll be able to see if any may be problematic for you, and thus could be targets in a food-elimination diet. Additionally, this test also includes an added screening for candida, which can be another common cause of gastrointestinal distress..Health Analysis personal test kits can be used in the privacy of your own home. The process involves taking a small biological sample, which is then sent to a CLIA-Certified lab in the United States for detailed analysis. Packaging and a pre-paid shipping label (from USA addresses only) are provided in each test kit. You can also schedule a free pickup at your home. Within days, your sample will be analyzed, and you will receive a personalized report on the results. Please note, this test is not available in CA, MD, and NY.