The present invention relates to antifungal and antibacterial activity of processed Morinda citrifolia products, as well as from various fractions of extracts from these processed products and the Morinda citrifolia L. plant, and related methods to determine mean inhibitory concentrations. In particular, the present invention relates to ethanol, methanol and ethyl acetate extracts from Morinda citrifolia L. and their inhibitory activities on common fungi and bacteria and the identification of mean inhibitory concentrations.