If you suffer from acne or treat acne, then 2012 was an important year. That’s when this ground-breaking paper came out of Germany: Diet in Acne: Further Evidence for the Role of Nutrient Signalling in Acne Pathogenesis.
One sentence from the abstract says it all:
“Acne should be regarded as an mTOR-driven disease of civilization, like obesity, type 2 diabetes and cancer induced by Western diet.”