Odol Extra Fresh Mouthwash Concentrate Odol Extra Fresh is ideal for daily oral hygiene with its refreshing formula. The natural mint flavor ensures long-lasting fresh breath and a pleasant feeling in the mouth. This mouthwash is perfect for freshening breath. Instructions for use This concentrate is used diluted with water. A 125 ml bottle provides many uses. Mix 2 teaspoons of the concentrate (approx. 10 ml) with about 60 ml of water and rinse your mouth. The mouthwash should not be used undiluted and should never be drunk directly from the bottle. Avoid swallowing the solution and keep it out of the reach of children under 6 years of age. Always close the bottle tightly after use.