The global beta-amyloid peptide market is experiencing significant growth, driven primarily by the increasing prevalence of Alzheimer's disease and related neurological disorders. Research and development efforts focused on developing effective diagnostic tools and therapeutic interventions for Alzheimer's are fueling market expansion. The market is segmented by peptide type (Aβ1-40, Aβ1-42, etc.), application (research, diagnostics, therapeutics), and end-user (pharmaceutical companies, research institutions, etc.). We estimate the 2025 market size to be approximately $500 million, reflecting a robust CAGR of 8% over the period 2019-2024, projected to continue at a similar rate through 2033. This growth is further fueled by advancements in peptide synthesis technologies, leading to higher quality and more readily available peptides for research and development. Competition among numerous players, including established companies like Merck Millipore and emerging biotech firms, is fostering innovation and driving prices down, making beta-amyloid peptides more accessible to researchers and clinicians.