Anua Retinol Set Dark spot correcting serum with 10% niacinamide. - Brand: Anua - Product Name: 0.3+ - Product Name: 10+ - Ingredients: Niacinamide 10% + TXA 4% - Purpose: Dark spot correcting serum - Volume: 30ml - Product Name: 0.1+ - Purpose: Skincare serum Thank you for viewing. I have used 0.3+ about 10 pumps. I have used 0.1+ three times. I have used them without applying directly to my skin. I am selling these because they don't agree with my skin, and I'm sad to let them go.