Pediococcus acidilactici is a lactic acid bacteria that is commonly found in fermented foods such as sausages, cheese, and sourdough bread. It has been studied for its potential use as a probiotic to improve gut health.

Pseudomonas putida is a species of Pseudomonas bacteria that is commonly found in soil and water. While it is not commonly used as a probiotic, it has been studied for its potential to degrade pollutants and improve soil health.

Rhodobacter sp. and Phodococcus sp. are types of bacteria that are commonly found in aquatic environments. While they are not commonly used as probiotics, they have been studied for their potential use in bioremediation and wastewater treatment.

Sporosarcina pasteurii is a type of bacteria that is commonly found in soil and has the ability to produce calcium carbonate, which makes it useful in applications such as biocement production and soil stabilization.

Streptococcus fecalicas and Streptococcus thermophilus are types of lactic acid bacteria that are commonly used in the production of fermented dairy products such as yogurt and cheese. They have been studied for their potential use as probiotics to improve gut health.

Thiobacillus ferrooxidans and Thiobacillus thiooxidans are types of bacteria that are involved in the process of sulphur oxidation. While they are not commonly used as probiotics, they have been studied for their potential use in bioremediation and mining applications.