The atrophic gastritis treatment market growth is led by North America, representing a 35% value share, driven by advanced diagnostic infrastructure, high R&D investments, and aging demographics. Europe follows with a 30% share, bolstered by stringent regulatory frameworks and rising awareness of early diagnosis. The Asia Pacific region, at 25%, is the fastest-growing segment, fueled by expanding healthcare access, increasing Helicobacter pylori prevalence, and government initiatives to improve gastrointestinal care. Latin America (8%) and the Middle East & Africa (2%) show emerging potential, with policy reforms and public-private partnerships accelerating treatment adoption.