how long does ketosis take to start
Eugenia 11687 Â· June 10, 2012 at 9:34 PM. It only takes 1-3 days to get into ketosis. But getting in ketosis is easy, becoming keto-adapted is the tricky part. It usually takes a month to get to the first stage of becoming keto-adapted, and it takes up to 2 years to fully train your body to use ketones fully.Add Comment 8 Comments.ugenia 11687 Â· June 10, 2012 at 9:34 PM. It only takes 1-3 days to get into ketosis. But getting in ketosis is easy, becoming keto-adapted is the tricky part. It usually takes a month to get to the first stage of becoming keto-adapted, and it takes up to 2 years to fully train your body to use ketones fully.