Source Naturals Men's Life Force® Multiple is a scientifically advanced Bio-Aligned Formula®, based on the award-winning Life Force® Multiple. Additional ingredients address men's specific health concerns, including prostate function, reproductive health, hormonal regulation, libido, and more. Designed to meet the nutritional needs of men of all ages, Men's Life Forcedelivers deep cellular energy to your key body systems. When these systems are aligned, you experience enhanced vitality, strength, and performance.*