This literature-based review examines the issue of mental health awareness and the stigma surrounding mental health in Nigeria. Mental health remains a significant concern globally, with stigma acting as a major barrier to treatment and support, particularly in Nigeria, where cultural and societal factors often exacerbate misconceptions and negative attitudes. The review explores the prevalence of mental health conditions in Nigeria, highlighting the impact of stigma on individuals and communities. It discusses the various factors contributing to the persistence of mental health stigma, including cultural beliefs, religious views, and societal attitudes. In addition, the role of awareness in reducing stigma is emphasized, alongside an evaluation of mental health policies and frameworks in Nigeria, such as the National Mental Health Bill. The review also identifies key stakeholders, including healthcare professionals, NGOs, the media, and community leaders, and their roles in breaking the stigma. Furthermore, it explores challenges such as limited access to mental health services and socio-economic barriers, while drawing on successful international examples to offer lessons for Nigeria. The review concludes with recommendations for improving mental health awareness and reducing stigma through community-based interventions, advocacy, and policy reforms, stressing the importance of collaborative efforts to promote mental health in Nigeria. Keywords: mental health awareness, stigma, cultural beliefs, mental health policy, healthcare, advocacy,