Fennel Seed

Fennel is an aromatic and medicinal herb that originally grows natively in the Mediterranean region but it can be found throughout the world. Fennel is recognized by its white bulb, long green feathery stalks, and yellow flowers. The entire fennel plant is edible, including the bulb, seeds, stalk and leaves. Fennel seed specifically, is often used in cooking as a flavorful spice, but components of its essential oils are known to have many health benefits and is used for its nutritional properties to support wellbeing.

 
Highly Nutritious
Fennel seeds contain various nutrients, with low calories and high in different micro and macronutrients. Fennel seeds are  rich in:
Vitamin C
Vitamin E
Vitamin K
Calcium 
Magnesium
Zinc
Potassium
Selenium
Iron
Antioxidants such as polyphenol 
Fiber
Anethole
 
Cancer Fighting Properties
Fennel seed contains very powerful free radical scavenging properties that help beat oxidative stress and protects the body from various cancers. A major compound found in fennel seed is anethole, which is considered to be antimicrobial (kills germs) and has been shown to have cancer-fighting properties. Research has shown anethole is effective at destroying breast cancer cells and stopping the spread of both breast and liver cancer cells.
 
Breastfeeding Women
Fennel has been traditionally used by breastfeeding mothers to increase breast milk production. Anethole, a major compound found in fennel seeds, has properties that mimic estrogen and may help stimulate milk production. Studies suggest that eating fennel seeds increases prolactin—the hormone that triggers milk production. 
 
Blood Pressure
Studies found that chewing on fennel seeds helps increase the nitrite content in saliva, making it a great natural way to keep a check on blood pressure levels. Fennel seeds are also a rich source of potassium, which helps control heart rate and blood pressure.
 
Constipation, Indigestion, IBS and Bloating
The tea is considered very useful to help indigestion, bloating and constipation due to the oils found in these seeds. Fennel seeds contain estragole, fenchone and anethole, which contribute to the plant's antispasmodic and anti-inflammatory properties. The oils found in fennel seeds can help kick start digestion by promoting the production of gastric enzymes. 
 
Asthma Symptoms
The phytonutrients in fennel seeds help clear sinuses, which can help relieve asthma symptoms. The expectorant properties of the seeds is known to decrease other respiratory ailments such as bronchitis, cough and congestion.
 
Eyesight
Fennel seeds contain Vitamin A, which is important for eyesight. 
 
Bad Breath
Many have found that chewing a few fennel seeds may freshen your breath. The seeds have the flavor of anise (or licorice). The seeds are believed to increase the production of saliva and may wash out the bacteria that cause bad breath. The essential oil of fennel has antibacterial properties that help fight the germs that cause bad breath.
 
Appetite
Fennel seeds are often used as a weight loss tool. Studies suggest that eating fennel seeds suppresses appetite and significantly reduces overeating at mealtimes.