Different types of soluble fermentable dietary fibre decrease food intake, body weight gain and adiposity in young adult male rats

Table 3 Concentrations (mmol/l) of fermentation products in caecum and colon contents of rats given different dietary treatments

	Diet group ¹
	CONT	CELL	FOS	GLUC	PECT
Caecum
Concentrations (mmol/l)
Total	68.9 ± 7.01^a	61.2 ± 7.79^a	115.9 ± 10.80^b,c	131.7 ± 6.82^c	97.7 ± 6.88^b
Acetate	47.6 ± 2.72^a	41.2 ± 3.14^a	21.7 ± 3.51^b	23.8 ± 3.38^b	49.2 ± 6.00^a
Propionate	8.6 ± 0.58^a,b	6.7 ± 0.48^b,c	4.0 ± 0.89^c	11.9 ± 1.88^a	7.8 ± 0.70^b,c
Butyrate	7.1 ± 0.58^a,b	8.0 ± 1.37^a,b	10.3 ± 2.29^a	7.5 ± 1.48^a,b	3.9 ± 0.84^b
Succinate	5.3 ± 4.70^a	6.2 ± 3.52^a	74.2 ± 11.03^b	88.5 ± 8.93^b	36.8 ± 7.14^c
Lactate	1.3 ± 0.92	0.0	5.7 ± 4.64	0.0	0.0
Proportional concentrations
Acetate	0.69	0.67	0.19	0.18	0.50
Propionate	0.12	0.11	0.03	0.09	0.08
Butyrate	0.10	0.13	0.09	0.06	0.04
Succinate	0.08	0.10	0.64	0.67	0.38
Lactate	0.02	0.00	0.05	0.00	0.00
Colon
Concentrations (mmol/l)
Total	63.5 ± 6.53^a,b	52.0 ± 6.51^b	121.3 ± 4.51^c	131.0 ± 5.41^c	79.7 ± 8.63^a
Acetate	40.9 ± 4.59^a	33.4 ± 2.96^a	15.7 ± 1.85^b	16.4 ± 3.46^b	32.4 ± 3.97^a
Propionate	7.7 ± 0.77	6.4 ± 0.74	3.6 ± 0.99	5.0 ± 1.50	6.6 ± 1.20
Butyrate	5.6 ± 0.82	8.2 ± 3.08	5.4 ± 1.30	5.3 ± 1.74	2.9 ± 0.70
Succinate	6.7 ± 3.41^a	3.0 ± 0.80^a	92.0 ± 9.35^b	104.3 ± 6.73^b	37.8 ± 8.70^c
Lactate	2.6 ± 1.98	1.0 ± 0.79	4.6 ± 3.87	0.0	0.0
Proportional concentrations
Acetate	0.64	0.64	0.13	0.13	0.41
Propionate	0.12	0.12	0.03	0.04	0.08
Butyrate	0.09	0.16	0.04	0.04	0.04
Succinate	0.11	0.06	0.76	0.80	0.47
Lactate	0.04	0.02	0.04	0.00	0.00

¹Diets were control (CONT) or contained 10% w/w fibre as cellulose (CELL), fructo-oligosaccharide (FOS), oat beta-glucan (GLUC) or apple pectin (PECT). Values are means ± s.e.m. (n = 10/group). Within rows, values without a common letter are significantly different (P < 0.05).