more medical than dietary.

It's as simple as Energy In vs Energy Out and anyone that tells you different is selling something. There's no such thing as a slow metabolism that can create fat out of thin air. That literally violates the laws of physics.

The (genuine) medical issue she might have is crippling depression coupled with compulsive over-eating.

Edit: Triggered some butter-golems with this one.

more medical than dietary.

It's as simple as Energy In vs Energy Out and anyone that tells you different is selling something. There's no such thing as a slow metabolism that can create fat out of thin air. That literally violates the laws of physics.

The (genuine) medical issue she might have is crippling depression coupled with compulsive over-eating.