Restricting sugar or carbohydrate intake does not impact physical activity level or energy intake over 24 h despite changes in substrate use: a randomised crossover study in healthy men and women

Autor: Aaron Hengist, Russell G. Davies, Peter J. Rogers, Jeff M. Brunstrom, Luc J. C. van Loon, Jean-Philippe Walhin, Dylan Thompson, Françoise Koumanov, James A. Betts, Javier T. Gonzalez
Přispěvatelé: Humane Biologie, RS: NUTRIM - R3 - Respiratory & Age-related Health, Physiotherapy, Human Physiology and Anatomy, Human Physiology and Sports Physiotherapy Research Group
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: European Journal of Nutrition, 62(2), 921-940. Springer
ISSN: 1436-6207
Popis: Purpose To determine the effects of dietary sugar or carbohydrate restriction on physical activity energy expenditure, energy intake, and physiological outcomes across 24 h. Methods In a randomized, open-label crossover design, twenty-five healthy men (n = 10) and women (n = 15) consumed three diets over a 24-h period: moderate carbohydrate and sugar content (MODSUG = 50% carbohydrate [20% sugars], 15% protein, 35% fat); low sugar content (LOWSUG = 50% carbohydrate [ Results The MODSUG, LOWSUG and LOWCHO diets resulted in similar mean [95%CI] rates of both physical activity energy expenditure (771 [624, 919] vs. 677 [565, 789] vs. 802 [614, 991] kcal·d−1; p = 0.29] and energy intake (2071 [1794, 2347] vs. 2195 [1918, 2473] vs. 2194 [1890, 2498] kcal·d−1; P = 0.34), respectively. The LOWCHO condition elicited the lowest glycaemic and insulinaemic responses to breakfast (P P p Conclusion When energy density is controlled for, restricting either sugar or total dietary carbohydrate does not modulate physical activity level or energy intake over a 24-h period (~ 19-h free-living) despite substantial metabolic changes. Clinical trials registration ID NCT03509610, https://clinicaltrials.gov/show/NCT03509610
Databáze: OpenAIRE
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