I've used this product 2 or 3 times, but it doesn't agree with my skin, so I'm putting it up for sale. This is a 30ml serum that easily penetrates the skin, formulated with CICA ingredients, and is expected to have moisturizing effects. - Brand: KATAN - Product Name: CICA DERMA HIT SERUM - Contents: 30ml - Features: Pre-serum (booster) - Made in Japan Thank you for looking.