Meat Sci. 2012 Jun;91(2):131-6.
Noni puree (Morinda citrifolia) mixed in beef patties enhanced color stability.
Tapp WN, Yancey JW, Apple JK, Dikeman ME, Godbee RG.
Noni fruit puree, when mixed into hamburger patties, improves the color stability and shelf life of fresh ground beef. (original abstract available at https://www.ncbi.nlm.nih.gov/pubmed/22326064).