| abstract |
(57) [Summary] [Structure] Non-ionic interfaces such as Vitamin A, hydrogenated soybean lecithin, hydrogenated lecithin such as hydrogenated egg yolk lecithin, polyoxyethylene hydrogenated castor oil higher fatty acid ester, polyoxyethylene sorbitan higher fatty acid ester, etc. Activator points A, B, C and D on the triangular diagram shown in FIG. Vitamin A solubilized eye drops mixed in a shaded area formed by tying together. [Effect] Not only can the stability of vitamins A over time be improved, but also the irritation to the eyes can be reduced. |