Research Article
An Evaluation of Interindividual Responses to the Orally Administered Neurotransmitter β-Alanine
Table 1
Nine symptom questions administered to participants after the elapse of 30 minutes.
| | | Not bothersome | Somewhat bothersome | Extremely bothersome |
| | (1) Pin and needles around mouth | 1 | 2 | 3 | 4 | 5 | | (2) Itching around mouth (circumoral) | 1 | 2 | 3 | 4 | 5 | | (3) Pins and needles around ears | 1 | 2 | 3 | 4 | 5 | | (4) Itching around ears | 1 | 2 | 3 | 4 | 5 | | (5) Pins and needles in arms and/or hands | 1 | 2 | 3 | 4 | 5 | | (6) Itching in arms and/or hands | 1 | 2 | 3 | 4 | 5 | | (7) Pins and needles in legs | 1 | 2 | 3 | 4 | 5 | | (8) Itching in legs | 1 | 2 | 3 | 4 | 5 | | (9) Flushing (reddening and/or feeling of heat) | 1 | 2 | 3 | 4 | 5 |
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