1. Brand background of Wyeth infant milk powder Wyeth infant milk powder is the world\’s leading maternal and infant health brand. It was founded in 1905 and is headquartered in Illinois, USA. Wyeth has been committed to providing high-quality nutritional products and health services to mothers and infants around the world, and is one of the world\’s largest manufacturers of breast-milk substitutes. 2. Wyeth Infant Milk Powder Product Types Wyeth has launched a variety of formula milk powders for different stages, including those suitable for newborns, 1-3 year olds and special children.