- Stimulates and increases hair growth - Strengthens both lashes and roots - Prevents hair loss - Dermatologically testedSwiss Clinic Eyelash Growth Serum  Promotes naturally longer, fuller, and stronger lashes in only 3 to 6 weeks Stimulates and increases hair growth Strengthens both lashes and roots Prevents hair loss Dermatologically tested Eyelash serum for natural length increased body, and volume With a powerful trio of active ingredients, our eyelash serum is an efficient and safe way to achieve naturally longer lashes that also feels thicker and fuller. The formula is strengthening and nourishing while also preventing hair loss and stimulates increased hair growth. The texture is light-weight, 100% translucent and lasts between 4-6 months depending on if you apply the serum on both over and under lashes. The Eyelash Growth Serum is dermatologically tested, safe to use, and has a powerful yes still gentle mix of active ingredients which, in just a few weeks, provid