If you have an oily skin type and struggle with excessive production of skin oil, try using a different makeup primer or change the foundation. (glam-express.com)
If bacteria and parasites have been excluded, stress may have induced excessive production of gastric juices, which led to an inflammation of the stomach and intestines. (petsmagazine.com.sg)
First you have excessive production of inflammatory chemicals in the gut, which leads to inflammatory chemicals on the face. (supernaturalacnetreatment.com)