ChEBI

A molecular entity capable of accepting a hydron from a donor (Bronsted acid).

A molecular entity capable of donating a hydron to an acceptor (Bronsted base).

Any nutrient required in small quantities by organisms throughout their life in order to orchestrate a range of physiological functions.

Any eukaryotic metabolite produced during a metabolic reaction in algae including unicellular organisms like chlorella and diatoms to multicellular organisms like giant kelps and brown algae.

Any mammalian metabolite produced during a metabolic reaction in a mouse (Mus musculus).

Any fungal metabolite produced during a metabolic reaction in Baker's yeast (Saccharomyces cerevisiae ).

Any bacterial metabolite produced during a metabolic reaction in Escherichia coli.

Any mammalian metabolite produced during a metabolic reaction in humans (Homo sapiens).

Any intermediate or product resulting from metabolism. The term 'metabolite' subsumes the classes commonly known as primary and secondary metabolites.

A product in capsule, tablet or liquid form that provide essential nutrients, such as a vitamin, an essential mineral, a protein, an herb, or similar nutritional substance.