AOAC SPIFAN Stakeholder Program Meeting Book (March 17, 2021)

a. Nutrient 1. Background and History 2. Chemical Structure 3. Physiology (biological function) 4. Why it is an issue phosphatidylserine (PS), and phosphatidylinositol (PI) • Bovine milk-fat globule membrane (MFGM) is also rich in phospholipids with similar profile patterns with human milk Background • Major phospholipids in human body and human milk are phosphatidylethanolamine (PE), phosphatidylcholine (PC), sphingomyelin (SM),

a. Nutrient 1. Background and History 2. Chemical Structure 3. Physiology (biological function) 4. Why it is an issue Background • In infant formula, droplets of triglycerides are stabilised using soy lecithin as emulsifier. • Infant formula manufacturers are increasingly adding phospholipid enriched dairy ingredients into their products for nutritional reasons • Robust, accurate quantitative methods important for the measurement of these dairy phospholipids in these products