The present disclosure relates to a composition of an extract of fruits of Emblica officinalis selected from the group consisting of liquid juice of fruits of Emblica officinalis, a powder of an alcoholic extract of fruits of Emblica officinalis, a powder of a hydro alcoholic extract of fruits of Emblica officinalis, a powder of a water extract of fruits of Emblica officinalis, a powder of a juice of fruits of Emblica officinalis, a powder of dried fruits of Emblica officinalis, a powder of a water extract of dried fruits of Emblica officinalis, a powder of a pectinase treated water extract of fruits of Emblica officinalis, and combinations thereof a method of preparing such compositions of extract of fruits of Emblica officinalis, more particularly which has application as a nutraceutical or pharmaceutical for increasing HDL-C levels in patients with memory loss and dementia especially in patients with neurodegenerative diseases like Alzheimers disease and for the treatment of memory loss especially in Alzheimers disease.