Acute L-Carnitine Supplementation Does Not Improve CrossFit® Performance: A Randomized, Double-Blind, Placebo-Controlled Crossover Study
The findings suggest that 3 g of L-carnitine tartrate does not enhance CrossFit<sup>®</sup> performance in recreational athletes. Further research is needed to clarify its potential benefits, especially with larger samples and consideration of factors like sex and carbohydrate co-ingestion.
Authors
- Fatma Esra Güneş
- Katja Weiss (ORCID: https://orcid.org/0000-0003-1247-6754)
- Rachel Kimble (ORCID: https://orcid.org/0000-0001-6847-6046)
- Beat Knechtle (ORCID: https://orcid.org/0000-0002-2412-9103)
- Luis Velasco (ORCID: https://orcid.org/0000-0001-8074-4744)
- Aslı Devrim-Lanpir (ORCID: https://orcid.org/0000-0002-4267-9950)
- Reza Zare (ORCID: https://orcid.org/0000-0002-2159-5782)
- Katie M. Heinrich (ORCID: https://orcid.org/0000-0002-6837-408X)
- Thomas Johannes Rosemann (ORCID: https://orcid.org/0000-0002-6436-6306)
- F. Lara (ORCID: https://orcid.org/0009-0005-9040-4168)
- A. Sánchez (ORCID: https://orcid.org/0000-0002-9013-295X)
Institutions
- Kansas State University (US)
- University of Zurich (CH)
- Phoenix (United States) (US)
- Medbase (CH)
- Dublin City University (IE)
- Istanbul Medeniyet University (TR)
- HAW Hamburg (DE)
- University of the West of Scotland (GB)
- Universidad Nacional Autónoma de México (MX)
Publication Details
- Journal
- Nutrients
- Published
- 2025-08-27
- DOI
- https://doi.org/10.3390/nu17172784
- Primary Topic
- Metabolism and Genetic Disorders
- Type
- article
- Field-Weighted Citation Impact
- 0.00
Funders
- University of Cambridge