Beneficial to Men Over the Age of 50 Saw Palmetto berries are especially beneficial to men over the age of 50 seeking to promote and maintain an active lifestyle. Saw Palmetto berries are the deep colored fruit of a small palm that grows wild in warm climates of the Southeastern United States. Disclaimer These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease.