ROHTO VITA 40a Eye Drops 12ml. Treats revitalize tired and red eyes well. Helps reduces irritation, redness and itchy eyes. Cool mild sensation. Vitamins enhances tear replenishment and reduces eye fatigue. Rohto produces leading eye drops in Japan – trusted since its establishment in 1899. How to use: 1-3 drops per use and up to 5 times per day. ROHTO Cool 40α Eye Drop 12ml. Contains four fundamental nourishing ingredients, which powerfully help improve tired and red eyes. Vitamin E, Vitamin B6, Sodium chondroitin sulfate ester and Potassium L- aspartic acid. Gives a vivid cooling sensation. Excellent for tired eyes from heavy computer use. Rohto produces leading eye drops in Japan – trusted since its establishment in 1899. How to use: 1-3 drops per use and up to 5 times per day.