LashPRO’s remarkable formula with advanced polypeptides fortifies the follicle and root of eyelashes, strengthening lashes and promoting lash regrowth. LashPRO is dermatologist preferred, allergy tested and clinically tested. It is non-irritating and safe for contact users. LashPro is paraben free, prostaglandin-free and has no side effects. It will never change eye color, or cause unwanted hair growth on skin when it comes into contact with.