Will fasting slow down your metabolism?

If you have been starving your body of nutrients, then it is true that your metabolism will slow down. You must be sure you have nutritional reserves and eat nutrient-dense foods Following a diet like Healthy Keto® will help with this. You do not want to fast for a long period of time (longer than 4-5 days), this can cause muscle loss. Start with intermittent fasting then gradually prolong to where you are comfortable.