No chemicals or additives are used in Maruhon pure sesame paste. Pure Sesame Paste - Sesame's unique Well-rounged Fragrance You can savor the unique well-rounded fragrance of sesame roasted and ground to perfection. Not only can it be used in sesame dressing but it can also be blended in variety of sauces or used in making sweets. The oil will separate – this is proof that it is additive-free! Before using, please mix well until it's in a dripping consistency.