If this platform allows me to post with a link, you will find simple explanation and details explanation options on this page:
https://m.melaleuca.com/Oligo/Content.aspx?Page=SuperiorScience
Be sure to check on the links - several there; this one shows leading scientists behind the research:
https://m.melaleuca.com/oligo/Content.aspx?Page=Oligo_Life_Changing_Research
Simple explanation is that plants protect the minerals that they take from the soil by wrapping them with amino acids and fiber. So this R&D copied that process as much as humanly possible providing the protection for each mineral molecule so they are not affected in small intestine like unprotected minerals.