If weight loss is your number one aim, you?ll need to limit yourself to 20% of your usual calories on fast days. During normal days, try to stick to fruit and veg, lean protein and whole grains.
Surprisingly, most people don?t pig out enough on ?feast? days to undo their hard work, so you can expect to lose around 1-2lb a week plus more at the start as your body adapts.
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