Nitrosomonas eutropha

Nitrosomonas eutropha is an ammonia-oxidizing, Gram-negative bacterium from the genus of Nitrosomonas.^[3][4][5]

Nitrosomonas eutropha
Scientific classification
Domain:	Bacteria
Phylum:	Pseudomonadota
Class:	Betaproteobacteria
Order:	Nitrosomonadales
Family:	Nitrosomonadaceae
Genus:	Nitrosomonas
Species:	N. eutropha
Binomial name
Nitrosomonas eutropha Koops et al. 2001[1]
Type strain
Nm 57[2]

Starting in 2014, it was being tested by the biotech company AOBiome for its possible health benefits on skin.^[6] AOBiome started a Phase II trial of an intranasal formulation of the bacteria for migraines.^[7][8]