Global Radioimmunoassay Market Size study & Forecast, by Product Type (Immunoradiometric Assay, Radiobinding Assay, Radioreceptor Assay), by Application (Oncology, Infectious Disease, Endocrinology, Immunology), and Regional Forecasts 2025-2035

The Global Radioimmunoassay Market is valued at approximately USD 0.61 billion in 2024 and is anticipated to expand with a CAGR of more than 5.54% over the forecast period 2025-2035. Radioimmunoassay (RIA) represents one of the most reliable, sensitive, and specific laboratory techniques used for the quantification of antigens, hormones, and other biological markers. It leverages radioactive isotopes to measure molecular concentrations at extremely low levels, thus ensuring diagnostic accuracy across a range of clinical applications. The market growth is largely driven by the increasing prevalence of chronic diseases, a growing demand for precise diagnostic techniques, and the rising importance of hormone level monitoring in both clinical and research domains. Furthermore, technological refinements in detection methods and improved sensitivity of assay kits are propelling adoption in hospitals, diagnostic centers, and research institutes.

The rising incidence of cancer and endocrine disorders has significantly elevated the utilization of radioimmunoassays, owing to their ability to provide accurate biomarker quantification even in minute concentrations. These assays are indispensable for disease monitoring, drug efficacy evaluation, and therapeutic decision-making. According to the World Health Organization, the global cancer burden reached nearly 20 million new cases in 2022, while endocrine-related conditions such as thyroid dysfunctions and diabetes continue to surge globally. As the demand for precise diagnostic and monitoring tools intensifies, RIA techniques are being increasingly integrated into both clinical workflows and translational research. However, the stringent regulatory landscape surrounding radioactive substances and the increasing shift toward non-radioactive immunoassays are potential headwinds that could restrain market expansion across the forecast horizon.

The detailed segments and sub-segments included in the report are:

By Product Type:
• Immunoradiometric Assay
• Radiobinding Assay
• Radioreceptor Assay

By Application:
• Oncology
• Infectious Disease
• Endocrinology
• Immunology

By End User:
• Hospitals
• Diagnostic Centers
• Research Institutes

By Detection Method:
• Solid-Phase Radioimmunoassay
• Liquid-Phase Radioimmunoassay

By Sample Type:
• Serum
• Plasma
• Urine
• Saliva

Oncology is expected to dominate the market, capturing the largest share during the forecast period. This dominance is attributable to the mounting prevalence of cancer worldwide, coupled with the pressing need for early and accurate detection methods. Radioimmunoassays have been particularly influential in oncology, offering precise detection of tumor markers and aiding oncologists in both diagnosis and treatment planning. The segment benefits from robust demand in hospitals and diagnostic centers where cancer screening programs are gaining traction, thereby reinforcing its stronghold in the market.

From a revenue standpoint, hospitals are projected to remain the leading end-user segment throughout the forecast period. Hospitals continue to be the primary setting for radioimmunoassay utilization, owing to their comprehensive infrastructure, high patient inflow, and integration of advanced diagnostic laboratories. Their dominance is reinforced by their ability to handle large-scale testing, offer multidisciplinary care, and incorporate RIA into complex treatment regimens. While research institutes and diagnostic centers are expected to witness accelerated growth, hospitals will continue to generate the lion’s share of market revenue due to their pivotal role in advanced healthcare delivery.

The key regions considered for the Global Radioimmunoassay Market study include North America, Europe, Asia Pacific, Latin America, and the Middle East & Africa. North America held the lion’s share in 2025, driven by the region’s advanced healthcare infrastructure, high diagnostic expenditure, and rapid adoption of technologically advanced assays. The United States, in particular, has been at the forefront of adopting RIA for oncology and endocrinology diagnostics, supported by substantial R&D investment and favorable reimbursement frameworks. Meanwhile, Asia Pacific is projected to exhibit the fastest growth during the forecast period, fueled by expanding healthcare access, rapid urbanization, and escalating disease prevalence in highly populous nations such as China and India. Increasing government initiatives to enhance diagnostic capacity and the growing establishment of advanced laboratories across the region are further amplifying market growth.

Major market players included in this report are:
• PerkinElmer Inc.
• Thermo Fisher Scientific Inc.
• Siemens Healthineers AG
• Beckman Coulter Inc.
• DiaSorin S.p.A.
• Merck KGaA
• Abcam plc
• Randox Laboratories Ltd.
• Bio-Rad Laboratories Inc.
• MP Biomedicals LLC
• Cisbio Bioassays
• DRG International Inc.
• IBL International GmbH
• Euro Diagnostica AB
• Berthold Technologies GmbH & Co. KG

Global Radioimmunoassay Market Report Scope:
• Historical Data – 2023, 2024
• Base Year for Estimation – 2024
• Forecast period – 2025-2035
• Report Coverage – Revenue forecast, Company Ranking, Competitive Landscape, Growth factors, and Trends
• Regional Scope – North America; Europe; Asia Pacific; Latin America; Middle East & Africa

The objective of the study is to define market sizes of different segments & countries in recent years and to forecast the values for the coming years. The report is designed to incorporate both qualitative and quantitative aspects of the industry within the countries involved in the study. The report also provides detailed information about crucial aspects, such as driving factors and challenges, which will define the future growth of the market. Additionally, it incorporates potential opportunities in micro-markets for stakeholders to invest, along with a detailed analysis of the competitive landscape and product offerings of key players. The detailed segments and sub-segments of the market are explained below:

Key Takeaways:
• Market Estimates & Forecast for 10 years from 2025 to 2035.
• Annualized revenues and regional-level analysis for each market segment.
• Detailed analysis of the geographical landscape with country-level analysis of major regions.
• Competitive landscape with information on major players in the market.
• Analysis of key business strategies and recommendations on future market approach.
• Analysis of the competitive structure of the market.
• Demand side and supply side analysis of the market.

Please note:The single user license is non-downloadable and non-printable. Global Site license allows these actions. Show more