I see people often discussing one strategy or the other, but haven’t been able to find much info about the benefits or fallbacks for each. How do you decide which method to use? Is this primarily a way to maintain longer fasts (eating “normally” on refeed days) or are there other benefits to refeeding vs maintaining a low carb diet on non-fasting days?
Refeeds are for resetting certain hormones (namely, leptin) after periods of restricting carbs.
Here are a couple of articles about refeeds and how to do them properly: Refeed Day & Refeeds