Objective: To examine associations between chocolate consumption and depressive symptoms in a large, representative sample of US adults.
Chocolate consumption frequency and rate data from the Fred Hutchinson Food Frequency Questionnaire were also available for 839 subjects.

Chocolate consumption was measured using a food questionnaire, but specific quantities of chocolate eaten were not measured. They also examined the relation between diabetes...

Chocolate consumption may exacerbate symptoms of GERD. or trigger migraine headaches in sensitive persons, though. human trials establishing a causal relationship are scant and.
6. Flavanols may improve symptoms of type 2 diabetes. While consuming a lot of chocolate does not support blood sugar management, cocoa does have some antidiabetic effects.