Chemical peeling is a popular aesthetic procedure because it is safe, effective, and relatively affordable. One of the chemical substances frequently used is salicylic acid. Despite the good result, this procedure often leave patients with dry skin. The aim of this study is to compare skin hydration levels before and after 30% Salicylic Acid chemical peeling. Subjects were 20- 35 years old women with Fitzpatrick type II, III, or IV who meet the criteria. Primary data were acquired from interview sessions; secondary data were collected after the measurement which was done thrice throughout the study using a skin detector device. The average value of skin hydration levels before, 5 minutes after, and 24 hours after procedure was 38.583 ± 8.249% ; 37.242 ± 8.6923% ; and 36.592 ± 8.7716% respectively. The Shapiro-Wilk test showed that the data were normally distributed, thus the data were further analyzed with paired-t test. The sig. value resulted was 0.000 with 95% confidence interval.