- Tripeptide Complex: Activates the production of keratin, a molecule responsible for hair growth for thicker eyelashes and eyebrows. Features: ♦ Fluid-rich texture - Stimulates the growth of eyelashes and eyebrows ♦ Provides longer, thicker and stronger lashes ♦ Fragrance free How to use: - Shake the vial, insert the breaker and push down until you hear a "click" sound - break the ampoule by pressing down slightly - Insert the applicator into the ampoule by pressing down until safe - Remove the cap and turn until the formula enters the applicator - Tap the app tool to distribute half of the formula - put it on.