active level keto although well it's not really but here's what it says fat plus oxygen gives you carbon dioxide and water that's what it becomes and this biochemist have known this for ages you inhale that you exhale that people say heat it burns up as energy because that's what we've been telling them all this time and it's very confusing because energy has different units kilojoules or you might use calories and yes that's heat fat well it doesn't just like that it becomes sugar first plants make fat well they start the whole thing a plant