Rice bran oil is a heart-healthy oil which is used in cooking, salad oil and nutritional supplements. It's extracted from the outer bran coats of rice. It's a rich source of vitamins, minerals, amino acids and essential fatty acids which help fight disease and promote good health. Research studies have found that this oil reduces blood pressure and cholesterol, remedies menopausal symptoms like hot flashes, strengthens the immune system and protects the retina of the eye.