Ceramide 2 (Retired) is the N-acylated sphingolipid having the erythro structure that conforms generally to the formula, where m has a value ranging from 14 to 28 and n has a value ranging from 10 to 16. The INCI Name, Ceramide 2, 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 2 will be retained in the retired monograph, and also published with the new name assignment as either Ceramide NS or Ceramide NG.

JCIA 표시명 セラミド２: 本品は、Ｎ－アシル化スフィンゴイドで、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