Sesame oil, that is, sesame oil, generally black sesame used for food, white sesame used for oil. Sesame oil is extracted from the seeds of the sesame plant Huke fatty oil, because the seeds from sesame, it is called "sesame oil", as sesame seeds after frying the production of sesame oil with a strong flavor, also known as sesame oil. Due to regional differences, the north is called hemp oil is not a lot, and called sesame oil. In fact, and the southern hemp oil refers to the same kind of oil. Sichuan and other places with peppercorns, chili peppers, star anise and other cooking oil here is not called sesame oil or sesame oil, but Garcinia Cambogia oil, chili oil or oil (a slight distinction). In ancient times, sesame seeds were also known as hu ma, fat ma, so sesame oil is also called hu ma oil, fat ma oil.

Based on the aroma characteristics of sesame oil can be divided into two categories, sesame oil as well as ordinary sesame oil. Fragrant oil has a strong sesame flavor, ordinary sesame oil is light. Ordinary sesame oil, that is, commonly known as large groove sesame oil, the same sesame as the raw material, generally with the pressing method, leaching method or other methods of processing. Due to the different processing methods, the flavor of common sesame oil is light and not as strong as that of small milled sesame oil and mechanism sesame oil. Generally used as cooking oil or hot pot sesame oil, can also be used to flavor the oil and make cakes, candies and other foodstuffs, the main auxiliary material, according to national standards, can be divided into a common sesame oil and common sesame oil.

By the different extraction methods are divided into small milled sesame oil and mechanism of sesame oil, small milled sesame oil for the traditional craft of sesame oil. Small milled sesame oil, also known as small milled oil, small milled sesame oil, sesame as raw material, grinding with a small stone mill, water generation method of processing production, for the traditional craft of sesame oil, is a good flavor oil. Small milled sesame oil is mainly used to flavor meals, but also as the main ingredient of some traditional cakes. According to the national standard, it can be divided into first grade small milled sesame oil and second grade small milled sesame oil. Mechanism sesame oil, also known as sesame oil, sesame oil, sesame as raw material, using a specific process, the mechanical method of production, and the use of small milled sesame oil is the same. According to the national standard, it is divided into first-class mechanism fragrant oil and second-class mechanism fragrant oil.

The Chinese medicine speaks of sesame oil is also sesame oil. Its main effect means moisturizing dryness and laxative, detoxification, and muscle growth. Treatment of intestinal dryness and constipation, roundworms, food accumulation of abdominal pain, sores, swollen, ulcers, scabies, chapped skin. Mainly for external use, generally is required to be pure sesame made of sesame oil, can be used externally on the celiac disease has certain benefits.