Table 8.

Phytate esters and inositol (nmol/g, DM basis) in duodenal digesta, ileal digesta, and fecal samples from pigs fed diets containing 0, 750, 1,500, or 3,000 FTU/kg¹

	FTU/kg2					P-value
Item	0	750	1,500	3,000	SEM	Linear	Quadratic
Duodenal digesta
Inositol	2,944	2,987	2,710	3,439	438	0.01	0.009
Ileal digesta
IP6	66,849	11,736	7,862	4,860	2,198	<0.001	<0.001
IP5	12,244	5,752	3,400	776	742	<0.001	<0.001
IP4	1,483	23,761	19,763	7,018	1,515	0.93	<0.001
IP3	258	5,043	6,306	3,511	534	0.004	<0.001
Inositol	5,890	12,748	11,536	26,321	2,629	<0.001	0.28
Fecal samples
IP6	587	381	376	380	71	0.07	0.07
IP5	136	47	40	34	10	<0.001	<0.001
IP4	33	28	34	26	6	0.53	0.72
IP3	152	116	142	140	24	0.96	0.50
Inositol	27	20	16	15	7	0.17	0.41

¹No interaction between diet and time for duodenal digesta inositol concentration was observed.

²FTU = phytase units.