A Bold and Controversial Idea for Making Breast Milk

Sarah Zhang
A Bold and Controversial Idea for Making Breast Milk

The inconvenient truth about breastfeeding is that breasts are, invariably, attached to a person. Enter: a bioreactor of lactating human breast cells. A small start-up called Biomilq recently announced it has managed to grow human mammary cells that make at least two of the most common components of breast milk: a protein called casein and a sugar called lactose.