Do you know exactly what infant colic is and what causes it? This might surprise some people but colic isn’t a disease. You don’t catch it. But it is possible that something you’re doing (or not doing) is causing it. Some of the best anti-colic bottles go to greater lengths to prevent it than others.
There’s conflicting advice out there on whether sterilizing bottles is necessary. My opinion? Why wouldn’t you sterilize? Some (but not all) major health organizations recommend sterilizing before feeding (but more on that in a minute). First off here are some of the best bottle sterilizers to make the job easier!