Effects of OLP intake on subjective state questionnaires
depression, anxiety, OLP
Lastly, we analyzed the state questionnaires on anxiety, depression, mood, stress, well-being, sleep, and movement/sport activity, which participants had completed before and after OLP intervention. Mirroring the above analyses, we found no OLP effects on any of these outcomes (see Table In a post-experimental questionnaire at Test, participants had a low belief in OLP induced performance improvement in the computer tasks (