Coating with a glossy mixture that enhances both flavour and appearance of food such as meat, vegetables, and desserts. (clubhouseforchefs.ca)
Although the nutritional value is unaffected and it is not in any way dangerous to your baby, freezing may cause the fat in the formula to separate, so you might find that the texture or appearance of foods containing formula are a little different on thawing. (homemade-baby-food-recipes.com)
Producers can use them to improve taste, texture or appearance of food. (smh.com.au)