OSFED (Other Specified Feeding or Eating Disorder)
A formal diagnosis for eating disorder patterns that cause real distress but don’t meet the full criteria for another specific disorder.
What it is
OSFED is an actual DSM-5 diagnosis — not an informal “almost” category. It’s used when someone has clinically significant eating-disorder symptoms and distress, but the specific pattern doesn’t fully match the criteria for anorexia, bulimia, or binge eating disorder. Common examples include atypical anorexia (all the same restriction and distress, but at a body weight that isn’t clinically “underweight”) and bulimia or BED occurring at a lower frequency or shorter duration than the diagnostic threshold.
Signs & symptoms
Common presentations
- Atypical anorexia — same restriction pattern, at a higher weight
- Bulimia or BED below the frequency/duration threshold
- Purging without a preceding binge
- Night eating syndrome
Causes & risk factors
Same general mix of biological, psychological, and sociocultural risk factors as other eating disorders. OSFED is diagnosed just as seriously as the more widely known types — it’s not a lesser condition, just a different diagnostic fit.
Treatment
Treatment follows whichever specific pattern is present — someone with atypical anorexia is treated using the same evidence-based approaches as anorexia, for example. See our full guide to levels of care for how the right starting point gets determined.
When to seek help
A body weight in the “normal” range doesn’t rule out a serious eating disorder — if the pattern is affecting daily life, it’s worth an evaluation regardless of what the number on the scale says.