So then the 12/3 part of Ketoflex 12/3, a minimum of 12-hour fasts between when you finish dinner and when you start breakfast or brunch or lunch, if you are ApoE4 positive you're actually a better fat absorber, as you know, so you want to make that 14 to 16 hours. If you're ApoE4 negative, 12 to 14 hours.