Do I need to do anything to it before it's ready to drink out of? April 22, 2019 19:11 Follow All you need to do is assemble the bottle as directed to begin enjoying filtered great tasting water. Related articles Can I use this filter to drink out of a stream/lake/outdoors? Will the filter remove fluoride? How do I know when the filter needs to be replaced? Will this fit into a cup holder? What does the bottle filter out? Comments 0 comments Article is closed for comments.