Mucormycosis is a life threatening fungal and mold infection belongs to order from class zygomycetes. It mainly affects people who have health problems or take medicines that lower the body’s ability to fight germs and sickness. It is very rare emerging infection with high mortality rate and has provoked great public concern in the context of Covid-19 pandemic. Generally caused by saprophytic mould .The disease often manifests in the skin and also affects the lungs and the brain. People who have been unwell with COVID-19 and are still recovering have a compromised immune system, which means they're more at risk because their body can't fight off the infection. Mortality rates can approach 100% depending on the patient's underlying diseases and form of mucormycosis. The main causes of infection are soil dumping sites building and other sources of infection. This current review will be focuses on the impact of mucormycosis on covid 19 associated mucormycosis patient, as well as their prevalence, diagnosis and treatment.