Ybarra Mayonnaise presented in a 450 ml jar. The description identifies the brand and volume of the product, and this is the only format described in the available information. The 450 ml corresponds to the content declared in the title. The provided description does not include a list of ingredients or specify the manufacturing process. It also does not provide information about the origin, nutritional values, or the presence of allergens. Therefore, it is not possible to confirm its composition or attribute dietary characteristics such as gluten or lactose absence. No storage conditions or instructions for after opening the jar are indicated. Check the container label for ingredients, allergen warnings, and manufacturer storage and consumption guidelines.