I purchased this at Hanafusa Dermatology to reduce redness after treatment, but I completely forgot about it and have since healed, so I'm selling it. I bought it at the end of August. Price is not negotiable. High-concentration vitamin A emulsion serum containing WD Retinal. - Product Name: With Dr. AC Night Serum Level 1 (Emulsion Serum) - Made in Japan - Features: Contains WD Retinal - Contents: 30g - How to use: Use 1-3 pumps - Purchase price: 9900 yen (tax included) Thank you for viewing.