Ceramide 1 (Retired) is the N-acylated phytosphingosine having the erythro structure that conforms generally to the formula, where n has a value ranging from 10 to 20. The INCI Name, Ceramide 1, originally developed in 1997, was designated with a retired status in 2014. For an interim period of time, trade name assignments formerly published with the INCI Name Ceramide 1 will be retained in the retired monograph, and also published with the new name assignment, Ceramide EOP.

JCIA 표시명 セラミド１: 本品は、Ｎ－アシル化フィトスフィンゴシンで、一般に次の化学式で表される。

출처: Japan Cosmetic Industry Association labelling names

Reviewed by CIR: Safety Assessment of Ceramides as Used in Cosmetics

출처: Cosmetic Ingredient Review