Effects of Different Types of Intermittent Fasting Interventions on Metabolic Health (a small study with a total of 25 people) It seems that a 24-hour fasting period works best https://mdpi.com/2072-6643/16/8/1114 Es scheint so, daß eine 24-stündige Nahrungskarenz am besten wirkt https://www.derstandard.at/story/3000000218181/fasten-wirkt-am-besten-wenn-es-24-stunden-dauert-eventuell