1. Its effect in reducing inflammation in the airways may also help with bronchitis symptoms. Reducing stomach upset: Eating black seeds or taking black seed oil is associated with relieving stomach pain and cramps. The oil can help to reduce gas, stomach bloating, and the incidence of ulcers as well.2. Black seed oil is high in antioxidants and may have several benefits for health. These include the treatment of asthma and various skin conditions, lowering blood sugar and cholesterol levels, aiding in weight loss, and protecting brain health.3. Today, black seeds are used for treating digestive tract conditions which include gas, colic, diarrhea, dysentery, constipation, and hemorrhoids. It is also used for respiratory conditions like asthma, allergies, cough, bronchitis, emphysema, flu, swine flu, and congestion.