Lipid Mediators in Acne

Table 1

Components of skin surface lipids. Triglycerides (TG); Free fatty acids (FFA); Wax esters (WE); Squalene (SQ); Cholesterol Esters (CE); Cholesterol (CH).

	Sebum (%)	Epidermal lipids (%)
TG	30–50	30–35
FFA	15–30	8–16
WE	26–30	—
SQ	12–20	—
CE	3.0–6.0	15–20
CH	1.5–2.5	20–25