코스알엑스 더 레티놀 0.5 오일 20ml, 1개

How to Use

1. Use as soon as possible after purchase. Keep refrigerated. 2. Apply it to your skin after evening cleansing. 3. Adjust the amount and frequency of use according to the user’s guide. ※ User’s Guide Week 1-2: Use it in the evening, 2-3 times a week (Apply 1-2 drops to a concerned area) Week 3 ~: Use it every other day in the evening, on your entire face. 4. Drop an appropriate amount in your hand and apply it to your face with your fingertips, in gentle rolling motions.