DENSITY ACTIVATOR HAIR REVIT SERUM 1.5OZ. Features: Fortified with key ingredients clinically tested to improve overall hair wellness and increase the appearance of hair density and thickness. Helps to improve overall hair wellness and increase the appearance of hair density and thickness. Nourishes the scalp and follicles to help maintain thicker, fuller hair with prolonged usage. Dermatologist tested. Clinically tested. Research Results: 92% saw improvement in hair density*. Up to 68% reduction in signs of shedding**. Up to 52% increase in the appearance of density and fullness***. Activates stronger, thicker hair in just 45 days**. Disclaimers: *Results from an in-vivo clinical study of key ingredients on 26 panelists (split into 2 groups, double-blinded vs placebo) for 112 days. **Results from an in-vivo clinical study of key ingredients on 20 volunteers for 150 days. ***Results from an in-vivo clinical study of key ingredients on 40 subjects (split into 2 groups, double-blinded vs placebo) for 150 days.