Nigeria continues to face significant challenges in maternal, newborn, child, and adolescent health. While many proven interventions exist, implementing them effectively and sustainably requires a clear understanding of the costs involved.

Without reliable costing information, governments may struggle to estimate resource needs, prioritise investments, or assess the affordability of scaling critical health programmes. As health financing resources become increasingly constrained, evidence on the cost of delivering RMNCAH services is essential for ensuring that limited funds are allocated where they can achieve the greatest impact.