According to the literature, there is evidence suggesting a correlation between the consumption of milk, sugary drinks, fatty and sugary goods, and the occurrence of acne.[20] The consumption of milk is associated with the increase level of insulin-like growth factor 1.[21] Consuming a meal with a high-glycemic-load leads to elevated levels of insulin and insulin-like growth factor 1 in the bloodstream. The gene discussed is INS; the disease is acne.