The edible value of dragon fruit lies in its fruit. But dragon fruit branches and flowers due to extremely low osmotic pressure and has a unique mucus, contains a large number of medicinal effects of nutritive and therapeutic substances. Dragon fruit has the prevention of constipation, promote eye health, increase bone mineral density, help cell membrane formation, prevention of anemia and anti-neuritis, keratitis, lower cholesterol, skin whitening and prevention of dark spots in addition to the efficacy of lifting the heavy metal poisoning, anti-free radicals, prevention of senile degeneration, slimming, and prevention of colorectal cancer and other effects. And newer research results show that dragon fruit fruit and stem juice on the growth of tumors, viruses and immune response to inhibit the disease has shown a positive effect.
So it is still recommended that you rationalize the use of dragon fruit fruit, stems and flowers as well.