There are also other tests, including free T3 and free T4 and thyroid antibodies, which are essential. I also look for associated problems such as gluten intolerance, food allergies, and heavy metals, as well as deficiencies of vitamin D, selenium, vitamin A, zinc, and omega-3 fats.
While the spleen functions chiefly to filter blood, it also stores red blood cells and platelets. In instances where extreme bleeding occurs, red blood cells, platelets, and macrophages are released from the spleen. Macrophages help to reduce inflammation and destroy pathogens or damaged cells in the injured area.
Quick Answer. The spleen is located on the left side of the abdomen, under the ribcage and toward the back of the body. The primary function of the spleen is to filter the blood, recycle red blood cells, and store platelets along with white blood cells. Continue Reading.