Fennel oil is a rather strong essential oil with multiple applications and benefits. It is also renowned for its comforting effect on the digestive system as it helps to relieve bloating, cramping, and indigestion. In addition, the oil has been shown to possess strong anti-inflammatory as well as antioxidant qualities, making it effective for skin support as well as acting as an effective lotion for relieving inflammation. Some other applications of fennel oil include its usage as an aromatherapy treatment that helps to improve mental awareness, relieve stress, as well as improve moods. The oil is also effective in maintaining hormonal balance among women during several stages such as menstruation or menopause.