Cited by 82Muscle metabolism and nutritionExercise and Physiological ResponsesSports Performance and Training

Effect of exercise on protein requirements

Lemon, Peter W.R.·1991·Journal of Sports Sciences

Abstract

The effect(s) of exercise on dietary protein requirements has (have) been a controversial topic for many years. Although most expert committees on nutrition have not provided an additional allowance of protein for active individuals, a considerable amount of experimental evidence has accumulated during the past 15 years which indicates that regular exercise does in fact increase protein needs. Part of the confusion is due to methodological difficulties and inadequate control of several interacting factors including: diet composition, total energy intake, exercise intensity, duration and training, ambient temperature, gender, and perhaps even age. Although definitive dietary recommendations for various athletic groups must await future study, the weight of current evidence suggests that strength or speed athletes should consume about 1.2-1.7 g protein/kg body weight.d-1 (approximately 100-212% of current recommendations) and endurance athletes about 1.2-1.4 g/kg.d-1 (approximately 100-175% of current recommendations). These quantities of protein can be obtained from a diet which consists of 12-15% energy from protein, unless total energy intake is insufficient. There is no evidence that protein intakes in this range will cause any adverse effects. Future studies with large sample sizes, adequate controls, and performance as well as physiological/biochemical measures are necessary to fine tune these recommendations.

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Crossref · 10.1080/02640419108729866

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Authors
Lemon, P. W. R.
Affiliations
Kent State University (US)
Corresponding author
Lemon, Peter W.R.
Venue
Journal of Sports Sciences
Published
1991-06
Volume
9
Issue
sup1
Pages
53-70
ISSN
  • 0264-0414 (ISSN-L)
  • 1466-447X
OpenAlex
W2159336902
Cited by
82
References
7
Citations by year
2025: 1 · 2023: 1 · 2020: 2 · 2017: 2 · 2016: 1 · 2015: 2 · 2014: 1 · 2013: 1 · 2012: 3
FWCI
1.18
Type
journal article
Language
en
Open access
closed
Locations
  • Journal of Sports Sciences (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Cell Biology › Muscle metabolism and nutrition
  • Health Sciences › Medicine › Rehabilitation › Exercise and Physiological Responses
  • Health Sciences › Medicine › Orthopedics and Sports Medicine › Sports Performance and Training
Keywords
physical activity, protein requirements, protein intake, athletes, strength athletes, endurance athletes, energy intake, protein distribution
MeSH terms
Age Factors, Diet, Dietary Proteins, Humans, Nutritional Requirements, Physical Education and Training, Sex Factors, Temperature, Exercise

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