Femaprin is the most widely used supplement for balancing a woman’s monthly cycle and for avoidance of periodic discomforts. Trusted for over 40 years by European health practitioners, Femaprin's unique formula combines clinically proven standardized Vitex (Chaste Tree) extract with Vitamin B-6 to Enhance alleviate the bloating, breast tenderness and mood changes associated with premenstrual syndrome (PMS). Once daily dosage. Standardized to 0.6% agnusides & fortified with vitamin B6.