Peptide YY (PYY) (3-36), human (TFA) is a gut hormone peptide that acts as a Y2 receptor agonist to reduce appetite.

Acetylcholine bromide is the bromide salt of acetylcholine. It is an neurotransmitter found at neuromuscular junctions, autonomic ganglia, parasympathetic effector junctions, a subset of sympathetic effector junctions, and at many sites in the central nervous system.

Amylin (8-37), rat is a truncated analog of native Amylin that selectively inhibits insulin-related glucose uptake and glycogen deposition in muscle tissue. Amylin is also known as islet amyloid precursor peptide (IAPP) and is co-secreted with insulin from pancreatic β-cells.