Wiktionary(1.00 / 1 vote)Rate this definition: quantity(Noun) A fundamental, generic term used when referring to the measurement (count, amount) of a scalar, vector, number of items or to some other way of denominating the value of a collection or group of items. You have to choose between quantity and quality.
When the body is making and using ketones we say that the body is in a state of ketosis. Ketosis begins after about 48 hours (2 days) or water fast for women, or about 72 hours (3 days) of water fast for men.
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.