Provided is an ophthalmic composition from which sesame oil or castor oil can be released easily by the dilution with a tear fluid and therefore the sesame oil or castor oil can be supplied to a tear oil layer. An ophthalmic composition containing (A) at least one oil selected from (A-1) sesame oil and (A-2) castor oil and (B) a nonionic surfactant selected from (B-1) polyoxyethylene castor oil, (B-2) polyoxyethylene hydrogenated castor oil and (B-3) another nonionic surfactant, wherein the blend ratios of these components by mass meet the requirement, and the permeability of the composition is 70% or more.本發明提供一種眼科用組成物，所述眼科用組成物中芝麻油或蓖麻油容易藉由淚液稀釋而自組成物釋放，並可將該些供給至淚液油層。一種眼科用組成物，其包含：（A）選自（A-1）芝麻油及（A-2）蓖麻油中的一種以上；以及（B）選自（B-1）聚氧乙烯蓖麻油、（B-2）聚氧乙烯氫化蓖麻油及（B-3）其他非離子界面活性劑中的非離子界面活性劑，該些的調配質量比滿足 0.05≦[（B-1）+（B-2）+（B-3）]/（A） [（B-1）/0.5+（B-2）/0.5+（B-3）/0.05]/ [（A-1）+（A-2）]×（A-1）/[（A-1）+（A-2）]+ [（B-1）/0.2+（B-2）/0.25+（B-3）/0.05]/ [（A-1）+（A-2）]×（A-2）/[（A-1）+（A-2）]≦10.0，並且所述眼科用組成物的透過率為70%以上。
