Inclusion Criteria:  Patients with confirmed SARS-CoV-2 infection at least 28 days prior to study participation Patients who are experiencing symptoms of PACS (with a PCFS of 1 or higher) 18 years or older and younger than 85 Good understanding of written German  Exclusion Criteria:  Currently under pharmacological treatment for PACS Any planned medical surgery or intervention where medication intake is necessary in the coming 14 weeks Allergy to curcumin or Boswellia Active malignancy Medical history of Human Immunodeficiency Virus (HIV) infection, or any serious immunocompromised state. Pregnancy (or planned pregnancy in the coming 14 weeks) ( - Patients who are taking anticoagulants or have diabetes type I or II are only allowed to participate if their general practitioner is informed)