Tricosylic acid also known as N-tricosanoate or tricosylate belongs to the class of organic compounds known as very long-chain fatty acids.

Glutarylcarnitine (O-glutaroyl-L-carnitine) is a diagnostic metabolite for malonic aciduria and glutaric aciduria type I monitored in most tandem mass spectrometry newborn screening programmes.

1,3-Dihydroxyacetone is the main active ingredient in sunscreen tanning skin care preparations, an important precursor for the synthesis of a variety of fine chemicals, and a food additive that can be produced on an industrial scale by microbial fermentation on Gluconobacter oxydans.