Morocco’s strong showing reflects a combination of favourable climatic conditions and behavioural patterns that together create an environment placing less strain on the immune system.

Morocco has emerged as the leading country in the World Immunity Index 2026, a new scientific report highlighting the role of environmental and lifestyle factors in strengthening the body’s natural defences without reliance on complex medical interventions.

The study, issued by British supplements company Nature’s Best, ranked Morocco first out of 30 nations analysed, awarding the kingdom 63.4 points out of a possible 80. The index assesses how geography, climate and daily habits may contribute to immune system resilience rather than measuring direct clinical immune performance.

According to the report’s authors, Morocco’s strong showing reflects a combination of favourable climatic conditions and behavioural patterns that together create an environment placing less strain on the immune system.

Lower humidity levels and moderate rainfall were cited as significant factors, potentially limiting damp-related conditions that are often linked to respiratory irritation and immune stress.