How long after consuming gluten does dermatitis herpetiformis show up?

Skin & celiac sprue. Dermatitis herpetiformis is a very special skin eruption uniquely linked to celiac sprue (gluten-sensitive enteropathy). Not every sprue patient develops dermatitis herpetiformis, the timetable for manifestation of which is variable. Gluten intolerant patients do not have this skin problem. If you indeed have celiac sprue it is imperative that your diet is strictly gluten free always.

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When after consuming gluten does dermatitis herpetiformis appear?

Varies. The rash can appear within hours to days or not at all. It varies from person to person and may depend on how much gluten was consumed. Read more...