I used it once, but I didn't like the feel, so I stored it in a cool, dark place. I opened it in July. 30ml serum for sensitive skin, intensive care from the Effaclar series. Price is not negotiable. - Brand: LA ROCHE-POSAY - Product Name: EFFACLAR ULTRA CONCENTRATED SERUM - Contents: 30ml - How to use: Serum for sensitive skin - Country of manufacture: France Thank you for looking.