Table S2: Concentrations of the SCFAs (in µmol/L)  and Bile Acids (in µg/L) measured during targeted GC-MS 																								
	SCFAs (µmol/L)										Bile Acids (µg/L)													
	Formic acid	Acetic acid	Propionic acid	Isobutyric acid	Butyric acid	Isovaleric acid	Valeric acid	4-Methylvaleric acid	Hexanoic acid	Heptanoic acid	"Chenodeoxycholic acid 
"	Cholic acid 	Deoxycholic acid 	"Glychochenodeoxycholic acid 
"	Glycocholic acid 	"Glycodeoxycholic acid 
"	"Glycoursodeoxycholic acid 
"	Hyocholic acid 	"Hyodeoxycholic acid 
"	Lithocholic acid 	Muricholic acid 	Taurocholic acid 	"Taurodeoxycholic acid 
"	"Ursodeoxycholic acid 
"
Individual 1	<LLOQ	3265	1311	175	1360	115	237	<LLOQ	160	24	98	119	>ULOQ	<LLOQ	<LOD	<LOD	<LOD	59	216	>ULOQ	<LLOQ	<LOD	<LOD	1008
Individual 2	<LLOQ	2917	1679	252	1442	198	252	11	95	18	683	251	>ULOQ	<LLOQ	<LOD	<LLOQ	<LOD	<LLOQ	154	>ULOQ	89	<LLOQ	<LLOQ	1298
Individual 3	<LLOQ	2246	748	153	1072	131	229	<LLOQ	273	83	303	819	>ULOQ	<LLOQ	<LLOQ	<LLOQ	<LOD	53	157	>ULOQ	<LLOQ	<LLOQ	<LOD	2884
Individual 4	<LLOQ	3081	1449	255	828	210	385	<LLOQ	14	<LLOQ	1255	740	>ULOQ	<LLOQ	59	110	<LLOQ	71	317	>ULOQ	58	<LLOQ	<LLOQ	455
																								
LLOQ: lower limit of quantification; ULOQ: upper limit of quantification; LOD: limit of detection