To see how much of each vitamin is in the supplement, read the label. An enlarged prostate causes less space for your urethra, which can lead the body to experience reproductive and exretory problems. The demand for iodine keeps rising, as well as the ever-increasing levels of radioactive and chemical particles. Prostate supplements contain vitamins, minerals, and nutrients that are beneficial to the prostate gland. Vitamin B3 helps improve heart health. To maintain prostate health, you only need to take two capsules each day. When the prostate becomes enlarged, as it tends to do as early as age 30, it presses on the urethra, causing obstruction of flow of urine, diminished urinary stream, and sometimes complete urinary obstruction. For the determination of the circulating levels, blood was taken. New research shows that both digital rectal examinations and testing for prostate specific antibodies are common in older men, even though there's no indication for them.