Table 2.

Cardiopulmonary responses throughout exercise

Variable		Time (min)
		Trial	10	20	30	40
O2 (ml/kg/min)	Cr/Gly/Glu	Pre	42.9 ± 6.1	43.1 ± 7.4	44.2 ± 6.2	44.6 ± 7.3
		Post	42.2 ± 6.7	42.1 ± 6.6	40.8 ± 6.4	42.3 ± 6.2
	Cr/Gly/Glu/Ala	Pre	40.9 ± 4.8	41.9 ± 5.1	42.7 ± 4.8	42.3 ± 5.2
		Post	41.8 ± 3.4	41.5 ± 2.9	41.8 ± 4.1	42.3 ± 3.7
CO2 (ml/kg/min)	Cr/Gly/Glu	Pre	41.5 ± 6.1	41.0 ± 7.4	41.7 ± 4.9	41.8 ± 7.6
		Post	41.4 ± 4.7	42.0 ± 4.8	42.0 ± 4.6	42.1 ± 5.1
	Cr/Gly/Glu/Ala	Pre	42.3 ± 7.2	41.2 ± 7.3	39.9 ± 6.7	41.2 ± 6.6
		Post	41.2 ± 3.1	41.0 ± 3.5	41.2 ± 3.5	41.3 ± 3.9
RER	Cr/Gly/Glu	Pre	0.94 ± 0.0	0.94 ± 0.0	0.94 ± 0.1	0.93 ± 0.0
		Post*	0.98 ± 0.0	0.97 ± 0.0	0.97 ± 0.0	0.97 ± 0.0
	Cr/Gly/Glu/Ala	Pre	0.98 ± 0.0	0.98 ± 0.0	0.96 ± 0.0	0.97 ± 0.0
		Post	0.97 ± 0.0	0.97 ± 0.0	0.97 ± 0.0	0.96 ± 0.0

Oxygen consumption (O₂) and carbon dioxide production (CO₂), and respiratory exchange ratio (RER) in Cr/Gly/Glu and Cr/Gly/Glu/Ala groups during exercise before and after supplementation. Data presented as Mean ± SD.