Inclusion Criteria:  Age ≥ 18 Able to provide consent Polymerase chain reaction (PCR)-confirmed SARS-CoV-2 within previous 48 hours.  Exclusion Criteria:  Clinical contraindication or poor feasibility to complete study procedures Unwilling or unable to produce saliva or face mask samples Unable to produce at least 500 microliters of saliva. Eaten within past 30 minutes Known allergy to mouthwash products