Noni fruit contains 18 kinds of amino acids, including all of the  essential aminos, as well as the complete spectrum of B vitamins. It is  also rich is several excellent anti-oxidants such as vitamin C,  beta-carotene, proanthocyanadin, and anthocyanadin. It contains several  important minerals including calcium, magnesium, potassium, iron,  manganese, and sodium. sok noni  is a good source of the soluable dietary  fiber pectin, and contains linoleic acid, a beneficial Omega-6 fatty  acid.     
     
Aside from all these helpful nutrients, Noni also contains an  important molecule called proxeronin. The liver uses proxeronin to  produces xeronin, an alkaloid which research suggests plays a role in  helping support and maintain the protein structures involved in various  metabolic processes, including enzymes and hormones. Our body gets a  certain amount of proxeronin through a normal diet, but Noni is  exceptionally rich in it.     
     
As about 150 different nutrients have been identified in Noni fruit,  it is not hard to see why Noni has been such a popular dietary  supplement.