What to eat after 18 hour fast

“Evidence is accumulating that eating in a six-hour period and fasting for 18 hours can trigger a metabolic switch from glucose-based to ketone-based energy, with increased stress resistance, increased longevity, and a decreased incidence of diseases,” says the study.

Best Foods To Break A 3-Day Fast Avoid excessive carbohydrates and sugar. Consume easily-digestible foods in small portions. Consuming nourishing soups and bone broths that contain cooked veggies and easy-to-digest proteins such as fish and poultry.

For many people, somewhere between 14 and 18 hours of fasting per day is the ideal range, providing more significant weight loss benefits than a 12-hour fast, while still being attainable, says functional practitioner B.J. Hardick, D.C.

Foods like smoothies, soups, broths, and cooked vegetables and fruit are more easily digestible. After breaking your fast with these types of foods, it's OK to then move into other types of foods that might be a little bit tougher to digest, such as complex carbohydrates and protein sources and raw vegetables.

During the 20-hour fasting period, dieters are encouraged to consume small amounts of dairy products, hard-boiled eggs and raw fruits and vegetables, as well as plenty of non-calorie fluids. After 20 hours, people can essentially binge on any foods they want within a four-hour overeating window.