It has been shown [56, 57] that patients with allergic diseases such as allergic rhinitis, hay fever, and eczema have a substantially reduced risk of COVID-19, which may be due to the fact that allergic reactions can reduce angiotensin converting enzyme 2 expression, which in turn hinders SARS-COV-2 receptor gene expression in humans. Here, ACE2 is linked to Eczematoid dermatitis.