Epidermal surface lipids

Figures & data

Figure 1 Representative structures of epidermal surface lipids.

Table 1 Relative sebum composition

Lipid class	Range weight, %	Mean weight, %
Triglycerides	20–60	45
Wax esters	23–29	25
Squalene	10–14	12
Free Fatty Acids	5–40	10
Cholesterol and Sterol esters	1–5	4
Diglycerides	1–2	2

From references 4, 5, 7, 8 and 11

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