Share this article Share this article ResearchAndMarkets.com's offering. The global in vivo toxicology market size is projected to reach USD 6.6 billion by 2025 from USD 5.0 billion in 2020, at a CAGR of 5.5% during the forecast period. Market growth is driven largely by the increasing pharmaceutical R&D activities, innovations in animal models, the development of exclusive in vivo toxicology tests, and the increasing demand for personalized medicine. By Product, the consumables segment accounted for the largest share of the in vivo toxicology market. The in vivo toxicology market is categorized into instruments and consumables. The consumables segment is further categorized into animal models and reagents & kits. Animal models is sub-segmented into mice, rat and other animals. The consumables segment accounted for the largest share of the in vivo toxicology market in 2019. The widespread use of reagents & kits in research activities, increase in funds for research projects, and their extensive application in the in vivo toxicology studies are fueling the growth of this segment.