The direction of pull of the muscles forms a 23Â° angle relative to the visual axis in the primary position, giving rise to secondary and tertiary functions. The secondary action of vertical rectus muscles is torsion. The superior rectus is an incyclotorter, and the inferior rectus is an excyclotorter.
-Marcia. Dear Marcia, Eyelash growth serums generally contain either a prostaglandin derivative, like prescription Latisse, or over-the-counter Revitalash; peptides, like Jan Marini Growth Serum; or vitamins, like Peter Thomas Roth Lashes to Die For.
There is hope for your over-tweezed arches. Find out which products will help your eyebrows grow back once and for all. Anastasia Brow Enhancing Serum, $45 Brow guru Anastasia Soare developed her own product to condition brows and prevent breakage. The serum contains peptides, vitamins, and botanical extracts -- and it feels cool and soothing when you put it on.