The distinctive Sterimar micro diffusion method involves a VERY LIGHT SPRAY of seawater into the mucosa of the nose. Because Sterimar produces incredibly tiny seawater droplets, they stay in contact with the nasal mucosa for a longer amount of time. The trace elements' ability to penetrate the nasal mucosa is improved by this extended contact.

Every Sterimar dosage is administered aseptically. The can't get any air in it because to the anti-reflux valve. After every usage, the solution is still absolutely aseptic. Hence, even after several usage, rimar can be used without risk until its expiration date.