EFA's  have desirable effects on many disorders, they improve the skin, hair, reduce blood pressure, aid in the prevention of arthritis, lower cholesterol and triglyceride levels, and reduce the risk of blood clot formation. They are beneficial for candidiasis , cardiovascular disease, eczema and psoriasis. Found in high concentrations in the brain, EFA's aid in the transmission of nerve impulses, and are needed for the normal development and functioning  of the brain. Every living cell in the body needs EFA's , they are essential for rebuilding and producing new cells.