Major areas of study (META): Western diets, particularly dairy products, may be associated with acne. This review compiles evidence but prospective randomized studies are required.
Evidence suggests that components of Western diets, particularly dairy products, may be associated with acne. The hormonal effects of dietary components, such as glycemic index levels or fat or fiber intake, may mediate the effect of diet on acne risk.
Spencer EH, Ferdowsian HR, Barnard ND. Diet and acne: a review of the evidence. Int J Dermatol. 2009 Apr;48(4):339-47.