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.
Vitamin C is an antioxidant that strengthens your immune system and protects your eyelashes from infections, toxins and diseases that can inhibit hair growth, according to Charles Alan Blake Clemetson, author of âVitamin C.â Clemetson adds that vitamin C hydrates your eyelashes, accelerates the healing process, decreases hair follicle inflammation, repairs hair follicle damage, aids in collagen production and lowers your risk of eyelash breakage. Foods rich in vitamin C include ...