With you on the scepticism esp. about the detox-thing. That said fasting in some form seems to have been with us for a few thousand years and it seems unlikely

With you on the scepticism esp. about the detox-thing. That said fasting in some form seems to have been with us for a few thousand years and it seems unlikely that it would be so widely documented and practiced across cultures and religions if there wasn't some benefits to it.