Hello. Please be sure to read the profile before purchasing. Shipping will be via Takkyubin Compact. Product Description: Advanced Clinicals 5% Niacinamide Serum, Highly concentrated, 52ml (1.75 fl oz) Purchased from the iHerb official website in early November 2025. Used for 2 pumps. The box is slightly crushed, but I can send it along with the product! I am selling it because it didn't suit my skin, while it's still in good condition. Please refrain from purchasing if you are concerned about minor details, as this is a used item. m(_ _)m Please feel free to comment with any questions or requests before purchasing ₍ᐢ ɞ̴̶̷.̮ɞ̴̶̷ ᐢ₎ We welcome immediate purchase if you have confirmed the condition in the profile, product description, and photos, and are satisfied.