Essential amino acid-enriched whey enhances post-exercise whole-body protein balance during energy deficit more than iso-nitrogenous whey or a mixed-macronutrient meal: a randomized, crossover study

Table 3 Body composition¹

	Baseline	EAA + W Run-in Day 1	WHEY Run-in Day 1	MEAL Run-in Day 1	EAA + W Infusion Study	WHEY Infusion Study	MEAL Infusion Study
Body mass (kg)	77.6 ± 9.1	78.5 ± 9.0^a	78.7 ± 8.8^a	78.3 ± 8.4^a	76.8 ± 9.4^b	76.9 ± 8.4^b	76.8 ± 8.5^b
∆ Body mass (kg)	---	---	---	---	-1.1 ± 0.5	-1.2 ± 0.7	-1.3 ± 1.2
Fat-free mass (kg)	55.6 ± 8.9	---	---	---	54.6 ± 9.1	54.5 ± 8.3	54.9 ± 8.6
Fat mass (kg)	19.2 ± 5.6	---	---	---	19.3 ± 5.6	19.4 ± 6.2	19.0 ± 5.5

¹Values are means ± SD. ∆ defined as change from run-in day 3 and the infusion study day. Different lowercase letter superscripts indicate difference between body mass on run-in day 1 and on the infusion study day within the same treatment (all, P = 0.01)

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