Table 1.

Changes in the gut microbiome in metabolic diseases.

	Up-regulated	Down-regulated	References
Obesity	Mollicutes	Akkermansia	Turnbaugh et al., (2008); Thingholm et al., (2019); Liu et al., (2017)
		Faecalibacterium
		Oscillibacter
		Alistipes
		Bacteroides thetaiotaomicron
NAFLD	Bacteroidetes	Firmicutes	Da Silva et al., (2018); Wang et al., (2016)
PCOS	Prevotella	Lactobacillus	Kelley et al., (2016); Guo et al., (2016); Liu et al., (2017)
	Bacteroides	Ruminococcus
	Streptococcus	Clostridium
		Akkermansia
		Ruminococcaceae