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Although β-alanine (BA) has been shown to be an effective ergogenic aid, little information exists on the safety of chronic supplementation despite potential concerns. The aim of this study was to investigate the effects of chronic BA supplementation on muscle taurine content, blood clinical markers and sensory side-effects during 24 weeks of BA supplementation.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Beta-Alanine | Experimental | 6.4 g/day of beta-alanine for 24 weeks |
|
| Placebo | Placebo Comparator | 6.4 g/day of maltodextrin for 24 weeks |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Beta-alanine | Dietary Supplement | Beta-alanine in sustained-release tablets to increase muscle carnosine content |
|
| Measure | Description | Time Frame |
|---|---|---|
| Muscle taurine content in mmol/kg | Change in the content of taurine in muscle will be determined using High-Pressure Liquid Chromatography of muscle biopsies | Up to 24 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Aspartate transaminase; alanine aminotransferase; alkaline phosphatase; lactate dehydrogenase and creatine kinase in U/L | Aspartate transaminase; alanine aminotransferase; alkaline phosphatase; lactate dehydrogenase and creatine kinase will be analysed from venous blood samples | Up to 24 weeks |
| Albumin; globulin; creatinine in mg/dL |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Bruno Gualano, PhD | University of Sao Paulo | Principal Investigator |
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| ID | Term |
|---|---|
| D015091 | beta-Alanine |
| ID | Term |
|---|---|
| D000409 | Alanine |
| D000596 | Amino Acids |
| D000602 | Amino Acids, Peptides, and Proteins |
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| Placebo | Dietary Supplement | Maltodextrin is used as a placebo as it does not lead to any increases in muscle carnosine |
|
Albumin; globulin; creatinine will be analysed from venous blood samples |
| Up to 24 weeks |