Acetylvaline (Ac-Val-OH) is used as an indicator of diseases such as type 2 diabetes, obesity and retinopathy.

Venuloside A (ESK246), a monoprostane glycoside from Pittosporum venulosum, is a LAT3 inhibitor and a leucine uptake inhibitor that inhibits the transporter of leucine through LAT3, and may be used in the study of prostate cancer.

L-Dihydroorotic acid also known as (S)-45-dihydroorotate or dihydro-L-orotate belongs to the class of organic compounds known as alpha amino acids and derivatives.