Some moms feel guilt when introducing a bottle because it's a huge change for baby, while some moms worry about nipple confusion (also known as nipple preference). (lansinoh.com)
Thus reducing the chance of them developing artificial nipple preference. (lansinoh.com)
In cases where a baby likes the faster flow of milk, the issue may not be so much nipple confusion but rather nipple preference. (myorganicformula.com)