Effects of indigestible carbohydrates in barley on glucose metabolism, appetite and voluntary food intake over 16 h in healthy adults

Table 5 Results for blood glucose and plasma insulin after breakfast and lunch, following evening test- or reference meal ¹

Test variables	WWB	BK	%²
Breakfast (0-120 min)
Glucose, iPeak (mmol/L)	3.0 ± 0.3	2.0 ± 0.2***	-33
Glucose, iAUC 0-120 min (mmol·min/L)	168 ± 21.6	98.7 ± 10.3***	-41
Glucose, GP² (min/mmol ²)	24.6 ± 4.1	39.0 ± 4.8*	59
Insulin, iPeak (pg/mL)	2 270 ± 168	1 710 ± 244	-16
Insulin, iAUC 0-120 min (pg·min/mL)	125 100 ± 10 650	106 700 ± 13 210	-15
Lunch (210-330 min)
Glucose, iPeak (mmol/L)	2.2 ± 0.2	2.0 ± 0.2	-7
Glucose, iAUC 210-330 min (mmol·min/L)	126 ± 14.8	107 ± 12.8	-15
Insulin, iPeak (pg/mL)	1 790 ± 223	1 740 ± 282	-3
Insulin, iAUC 210-330 min (pg·min/mL)	103 400 ± 9 260	100 200 ± 17 770	-3
Breakfast + Lunch (0-330 min)
Insulin, iAUC (pg·min/mL)	276 300 ± 25 620	241 300 ± 32 810	-13
Glucose, iAUC (mmol·min/L)	341 ± 36.3	227 ± 23.8**	-34

¹ Values are means ± SEM. *Different from WWB P < 0.05; **P < 0.01; ***P < 0.001. BK, barley kernel; GP², glucose profile; iAUC, incremental area under curve; iPeak, incremental peak; WWB, white wheat bread.
² The percentage change is calculated as the difference from the WWB to the BK.

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