Medicinal plants used to boost immunity and decrease the intensity of infection caused by SARS-COV-2 in Morocco

Abstract

Background: Since appearance of (SARS-CoV-2) in China, December 2019, the pandemic of this human virus is accelerating its spread in Morocco as well as worldwide. The prevention of this disease by strengthening immunity through medicinal plants remains an essential choice of the Moroccan population.

Methods: This work consists of a declarative survey by questionnaire divided into two parts: the first concerns the informant and the second concerns the plants used.

Results: Among 267 participants from different regions of Morocco, 67.04% of respondents use medicinal plants to boost their immunity, disinfect the air, or treat respiratory tract infections that may be related to coronavirus. While 23% have little confidence in herbal medicine, especially in the face of Covid-19.

Conclusions: The results obtained constitute a valuable source of information to prevent and inhibit the severity of the infection caused by SARS-CoV-2 by strengthening the immune system. The majority of the listed plants are rich in secondary metabolites and essential oils. They are known for their positive biological effects on respiratory functions. These plants may constitute a database for further research to conduct clinical trials to determine the most commonly used plants effectiveness.

Key words: Medicinal plants, prevention, immunity, Covid-19, Morocco