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Study · Not a test of the peptide alone · 2016

11 results

Effects of Acute Carnosine and β-Alanine on Isometric Force and Jumping Performance.

Invernizzi PL, Limonta E, Riboli A, Bosio A, Scurati R, Esposito F

International journal of sports physiology and performance26 Aug 2015Cited by 7 (Europe PMC)

PMID26308179 (opens in a new tab)DOI10.1123/ijspp.2014-0507 (opens in a new tab)PepBankPUB-26308179
Publisher pagePubMedAsk about this study
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Summary

The text of this summary is not shown here, because the article license does not allow reuse. Read it at the source (opens in a new tab)

Text rights: Publisher copyright. Results still quote short attributed sentences.

Results from this study11

No result from this study comes from a test of the peptide.

Studies that did not test the peptide alone11

In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. These results are not evidence about taking L-carnosine.

  1. 01HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, jump height decreased during the fatiguing protocol in both the carnosine/beta-alanine and placebo groups.

    In plain wordsDuring fatigue, jump height fell in both groups, including placebo, in the carnosine/beta-alanine study.

    Peptide
    L-carnosine
    Outcome
    DecreaseJump height during fatigue within groups
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Source sentences

    Summary
    During the fatiguing protocol, significant decreases in jump height and increases in contact time were found in both groups from the 15th second onward to the end of the fatiguing protocol.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  2. 02HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, contact time increased during the fatiguing protocol in both the carnosine/beta-alanine and placebo groups.

    In plain wordsDuring fatigue, contact time increased in both groups, including placebo, in the carnosine/beta-alanine study.

    Peptide
    L-carnosine
    Outcome
    IncreaseContact time during fatigue within groups
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Source sentences

    Summary
    During the fatiguing protocol, significant decreases in jump height and increases in contact time were found in both groups from the 15th second onward to the end of the fatiguing protocol.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  3. 03HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, carnosine/beta-alanine reduced average contact time by 7% versus placebo.

    In plain wordsIn healthy participants, the carnosine/beta-alanine combination reduced average contact time by 7% compared with placebo.

    Peptide
    L-carnosine
    Outcome
    DecreaseAverage contact time
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Measurements

    Contact time difference
    −7%
    versus placebo

    Source sentences

    Summary
    Average contact time and jump height were respectively lower (-7%; P = .018) and higher (+6%; P = .025) in Carn-BA than in PLA.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  4. 04HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, carnosine/beta-alanine increased average jump height by 6% versus placebo.

    In plain wordsIn healthy participants, the carnosine/beta-alanine combination increased average jump height by 6% compared with placebo.

    Peptide
    L-carnosine
    Outcome
    IncreaseAverage jump height
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Measurements

    Jump height difference
    6%
    versus placebo

    Source sentences

    Summary
    Average contact time and jump height were respectively lower (-7%; P = .018) and higher (+6%; P = .025) in Carn-BA than in PLA.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  5. 05HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, MVC decreased after fatigue in both carnosine/beta-alanine and placebo conditions.

    In plain wordsIn healthy participants, maximum contraction strength fell after fatigue in both conditions, including placebo.

    Peptide
    L-carnosine
    Outcome
    DecreaseMVC change after fatigue
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Source sentences

    Summary
    After the fatiguing protocol, MVC decreased in both PLA and Carn-BA, but it was higher in Carn-BA than in PLA (+15%, P = 0.012), while CMJ did not change.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  6. 06HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, MVC after fatigue was 15% higher with carnosine/beta-alanine than placebo.

    In plain wordsIn healthy participants, contraction strength after fatigue was 15% higher with the carnosine/beta-alanine combination than placebo.

    Peptide
    L-carnosine
    Outcome
    IncreaseMVC after fatigue versus placebo
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Measurements

    MVC difference
    15%
    versus placebo

    Source sentences

    Summary
    After the fatiguing protocol, MVC decreased in both PLA and Carn-BA, but it was higher in Carn-BA than in PLA (+15%, P = 0.012), while CMJ did not change.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  7. 07HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, CMJ did not change after the fatiguing protocol in the carnosine/beta-alanine study; the abstract does not say which comparison this refers to.

    In plain wordsIn healthy participants, countermovement jumps after fatigue did not change in the carnosine/beta-alanine study; the source does not say what it was compared with.

    Peptide
    L-carnosine
    Outcome
    No significant changeCMJ after fatigue
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Source sentences

    Summary
    After the fatiguing protocol, MVC decreased in both PLA and Carn-BA, but it was higher in Carn-BA than in PLA (+15%, P = 0.012), while CMJ did not change.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  8. 08HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, general perceived exertion was lower with carnosine/beta-alanine than placebo after fatigue.

    In plain wordsIn healthy participants, general exertion felt lower with the carnosine/beta-alanine combination than placebo after fatigue.

    Peptide
    L-carnosine
    Outcome
    DecreaseGeneral perceived exertion
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Source sentences

    Summary
    Moreover, general RPE was lower and muscle pain at 24 h was higher in Carn-BA than in PLA, whereas muscle RPE and [La-] did not differ between conditions.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  9. 09HumanNot a test of L-carnosine aloneRandomized controlled trialSafety outcome

    In healthy participants, muscle pain at 24 hours was higher with carnosine/beta-alanine than placebo.

    In plain wordsIn healthy participants, muscle pain at 24 hours was higher with the carnosine/beta-alanine combination than placebo.

    Peptide
    L-carnosine
    Outcome
    IncreaseMuscle pain at 24 hours
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Pain · Musculoskeletal

    Source sentences

    Summary
    Moreover, general RPE was lower and muscle pain at 24 h was higher in Carn-BA than in PLA, whereas muscle RPE and [La-] did not differ between conditions.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  10. 10HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, muscle perceived exertion did not differ between carnosine/beta-alanine and placebo.

    In plain wordsIn healthy participants, muscle exertion ratings did not differ between the carnosine/beta-alanine combination and placebo.

    Peptide
    L-carnosine
    Outcome
    No significant changeMuscular perceived exertion
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Source sentences

    Summary
    Moreover, general RPE was lower and muscle pain at 24 h was higher in Carn-BA than in PLA, whereas muscle RPE and [La-] did not differ between conditions.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

  11. 11HumanNot a test of L-carnosine aloneRandomized controlled trialEfficacy outcome

    In healthy participants, blood lactate did not differ between carnosine/beta-alanine and placebo.

    In plain wordsIn healthy participants, blood lactate did not differ between the carnosine/beta-alanine combination and placebo.

    Peptide
    L-carnosine
    Outcome
    No significant changeBlood lactate
    Study

    n = 12

    Comparator
    Placebo
    Outcome group
    Exercise and physical function · Musculoskeletal

    Source sentences

    Summary
    Moreover, general RPE was lower and muscle pain at 24 h was higher in Carn-BA than in PLA, whereas muscle RPE and [La-] did not differ between conditions.
    2 context sentences
    Summary · context
    Twelve healthy participants performed knee-extensor maximal voluntary contractions (MVCs) and countermovement jumps (CMJs) before and after a fatiguing protocol (45-s continuous CMJs).
    Summary · context
    Isometric and dynamic tests were performed 4 h after ingestion of Carn-BA (2 g of L-carnosine and 2 g of β-alanine) or placebo (PLA), in random order.

    In this study, L-carnosine was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking L-carnosine.

AI wrote and checked these results. AI can make mistakes, so check important results against the source.

Version history

PepBank keeps every version of the data on this study. Status changes from Retraction Watch, Europe PMC and Crossref are listed with their source.

  1. Version 2Current

    27 Oct 2026, 18:20 UTC

    Study results updated

  2. Version 1

    27 Oct 2026, 16:32 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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