Keto flu is a set of symptoms that seem 2-7 days after beginning the diet. Symptoms embrace headaches, fatigue, foggy brain, constipation and issue sleeping. The body basically goes from counting on sugar to eliminating sugar. That means dropping 3-5kg (6.5-11 lbs.) from shedding glycogen molecules that had been used to store sugar. As glycogen is saved in cells with plenty of water, your