This study evaluated the effect of protein intake immediately after resistance exercise on lean mass, strength, and functional capacity gains in postmenopausal women. Participants were randomly assigned to protein-carbohydrate group (PC) (n=17), that ingested 30 g of whey protein immediately after exercise and 30 g of maltodextrin in the afternoon; and to carbohydrate-protein group (CP) (n=17), that ingested 30 g of maltodextrin immediately after exercise and 30 g of whey protein in the afternoon. Both groups performed the same resistance training protocol in the morning.
Both groups performed the same training protocol, differing only the time of protein or carbohydrate supplementation. The dietary assessment was made through the 24-hour food recall, being conducted at the beginning, middle and end of the intervention. Resistance exercises for upper and lower limbs will be performed, at 70% of one repetition maximum. One maximum repetition (1-RM), handgrip strength and 1-mile walk were performed.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
34
Participants were randomly assigned to protein-carbohydrate group (PC) (n=17), that ingested 30 g of whey protein immediately after exercise and 30 g of maltodextrin in the afternoon; and to carbohydrate-protein group (CP) (n=17), that ingested 30 g of maltodextrin immediately after exercise and 30 g of whey protein in the afternoon. Both groups performed the same resistance training protocol in the morning, 3 times a week, at 70% of 1-maximum repetition (1-RM) during 8 weeks.
Erick P. de Oliveira
Uberlândia, Minas Gerais, Brazil
Changes in the lean mass of postmenopausal women practicing resistance exercise
Time frame: Before and immediately after the intervention (initial moment and 8 weeks after start of the intervention)
Changes on strength of postmenopausal women practicing resistance exercise
Time frame: Before and immediately after the intervention (initial moment and 8 weeks after start of the intervention)
Changes on functional capacity of postmenopausal women practicing resistance exercise
Time frame: Before and immediately after the intervention (initial moment and 8 weeks after start of the intervention)
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