Allergic conjunctivitis can be caused by common allergens such as pollen, dust mites or mold. Artelac Protect reinforces your eyes' Natural barrier against allergens and reduces inflammation and irritation. Artelac Protect contains Ectoin, a 100% natural molecule, with cell protective anti-inflammatory properties. The formulation also contains Sodium hyaluronate, a natural moisturiser that soothes and calms irritated eyes.