There is a known association between psoriasis and heavy alcohol consumption. Causality remains unclear with evidence supporting both alcohol triggering psoriasis and psoriasis predisposing to heavy alcohol consumption. However, the association between heavy alcohol consumption and other inflammatory skin diseases remains to be defined.
Al-Jefri, K., Newbury-Birch, D., Muirhead, C., Gilvarry, E., Araújo-Soares, V., Reynolds, N., Kaner, E., & Hampton, P. (2017). High prevalence of alcohol use disorders in patients with inflammatory skin diseases. The British journal of dermatology, -. https://doi.org/10.1111/bjd.15497