Herbcraft Tincture - Saw Palmetto -Most men over 50 suffer with enlargement of the prostate gland known as benign prostate hyperplasia (BPH). BPH appears to be caused by the elevation of the powerful androgen dihydrodtestosterone (DHT) and oestrogen in prostate tissue. Saw palmetto is clinically proven to treat prostate enlargement and its associated symptoms such as frequent urination, difficulty or pain when passing urine and impotence. Suitable for Vegetarians and Vegans.