Dragon fruit, scientifically known as Hylocereus polyrhizus, is an exotic tropical fruit with sweet flesh and black seeds. Its sweet flavor is similar to a mix of kiwi and pear. Dragon fruit is typically available in varieties with either white flesh and black seeds or red flesh and black seeds. Besides its appealing appearance, dragon fruit is also rich in nutrients beneficial for health.

Here are some health benefits of dragon fruit:

1. Antioxidants
   Dragon fruit is rich in various types of antioxidants, compounds that protect cells from free radicals, unstable molecules that can cause chronic diseases and aging. Key antioxidants in dragon fruit include betalain, a dark red pigment that helps prevent the oxidation of LDL or "bad" cholesterol. Additionally, dragon fruit contains hydroxycinnamates, compounds with anticancer properties, and flavonoids, which are known to support brain health and reduce the risk of heart disease.

2. Promotes Gut Health
   Dragon fruit benefits gut health by helping maintain a balance of good bacteria in the intestines. The gut is home to around 100 trillion microorganisms, including over 400 species of bacteria. According to a study published in the Science Direct journal in 2010 by S. Wichienchota and colleagues, dragon fruit contains prebiotics that can enhance the balance of beneficial bacteria in the gut. Regular consumption of prebiotics can help reduce the risk of digestive infections and diarrhea.

3. Boosts Immune System
   A strong immune system is crucial for fighting infections and diseases. A study conducted in 2004 by Boon P. Chew and Jean Soon Park from the Department of Animal Sciences, Washington State University, found that dragon fruit contains Vitamin C and carotenoids that can enhance the immune system and protect white blood cells from damage. White blood cells in the immune system play a role in attacking and destroying harmful substances but are susceptible to damage from free radicals.

4. Aids Digestion
   Dragon fruit provides significant benefits for digestive health. The oligosaccharides (carbohydrates) in dragon fruit stimulate the growth of good bacteria like gut flora, supporting better digestive function. Additionally, the high fiber content in dragon fruit plays a crucial role in maintaining overall digestive health.

5. Good for the Heart
   Dragon fruit with red flesh contains betalain, a pigment that gives the fruit its red color, which is believed to help lower levels of bad cholesterol. Furthermore, the small black seeds inside dragon fruit are rich in omega-3 and omega-9 fatty acids, which are beneficial for heart health by reducing the risk of cardiovascular disease.

6. Helps Reduce Cancer Risk
   Research conducted by Henriette M.C. Azeredo in 2009 showed that betalain in dragon fruit can help combat oxidative stress and has the potential to inhibit cancer cell growth. Additionally, the Vitamin C content in dragon fruit plays a crucial role in boosting the immune system. Vitamin C is a powerful antioxidant that helps protect the body from chronic diseases such as diabetes, cancer, Alzheimer’s, Parkinson’s, and more.
   
   

Source: detik.com