Segmentation by Types of additives categorizes the market into weighting agents, lubricants, corrosion inhibitors, clay stabilizers, and polymeric additives. Weighting agents, primarily barite and hematite, constitute the largest volume share because they are essential for achieving desired mud densities; their market impact is proportional to the depth and pressure of target formations. Lubricants, including ester‑based and synthetic oils, represent a significant cost component due to their role in reducing friction and wear on drill string components, directly influencing operational efficiency. Corrosion inhibitors, such as quinoline and amine derivatives, are critical in high‑temperature, high‑salinity environments, and their adoption scales with the severity of corrosive conditions. Clay stabilizers, often lignosulfonates or polyacrylates, are employed to prevent shale swelling, contributing to wellbore stability and reducing non‑productive time. Polymeric additives, used for viscosity control and fluid loss reduction, add incremental value by enabling precise rheological tuning. Each type’s contribution to overall market size is driven by the frequency of its application across the four primary drilling scenarios.