Lemon – Citrus Limonum. Premium quality aromatherapy.The lemon essential oil is known as liver regulator and anti-emetic. It is ideal to relieve stomach congestion. Frequently used for motion sickness and digestive problems (nausea, headaches, drowsiness after meals). Broadcast is an atmospheric antiseptic that easily combines with other peels such as grapefruit, orange, etc. Gastric problems? You had a heavy meal? The essential oil of lemon is the rescue remedy for your digestion.