Biotrend offers a range of more than 1500 Neurochemicals from BIOTREND Chemicals AG, Switzerland for pharmacology and neurochemistry research consist of both innovative research tools and established standards. With an unrivalled reputation in Dopaminergics, Excitatory and Inhibitory Amino Acids, Nitric Oxide Compounds, Opioids, Serotonergics and products in many other research areas.