... esters to milk or other water containing food products requires emulsification.Plant sterols esters are GRAS approved for many ... vegetable oil, margarine and spreads, yoghurt and yoghurt like products, snack bars, salad dressings, health drinks, and further ... as yellow fat spreads, milk type products, and yoghurt type products. Further products containing phytosterols and phytosterol esters need to ...