100% fresh pure peanut oil (50ml) Peanut oil is high in monounsaturated "good" fat and low in saturated "bad" fat, which is believed to help prevent heart disease and lower cholesterol. Most studies suggest that peanut oil might help to reduce fatty build up in blood vessels. Peanut oil, also referred to as groundnut oil or arachis oil, is a vegetable-derived oil made from the edible seeds of the peanut plant. Though the peanut plant flowers above ground, the seeds or peanuts actually develop underground.