It's both. You get to thinking about whether that extra slice you want but don't need is worth changing the trend, and it starts giving you the habit of 'nah'.

It's both. You get to thinking about whether that extra slice you want but don't need is worth changing the trend, and it starts giving you the habit of 'nah'. Granted, this works well for me both because I know how often I can indulge myself and get away with it, and because I'm fairly vain about how I look. No idea if results are likely to be the same for someone not sharing both traits, but I've shed and kept off close to 20% of the 281lb I topped out at during the pandemic, which at least corroborates that this can support both reduction and maintenance.