topicTheacrine Focus Randomized Trial
claimThe hallmark of PD is the degeneration of dopaminergic neurons in the substantia nigra, leading to reduced dopamine levels in the striatum (Bloem et al.).
evidence level1
citationZhao Wanlin (2025)
sourceHerbal Interventions in Parkinson’s Disease: A Systematic Review of Preclinical Studies
topicTheacrine Focus Randomized Trial
claimHowever, these therapies fail to address “the root cause” of PD and are associated with long-term side effects, including nausea, headaches, sleep disturbances, and drug-induced motor complications (Li et al.).
evidence level1
citationZhao Wanlin (2025)
sourceHerbal Interventions in Parkinson’s Disease: A Systematic Review of Preclinical Studies
topicTheacrine Focus Randomized Trial
claimNumerous herbal candidates for PD treatment have advanced to clinical trials (Prasad and Hung), with evidence indicating that TCM can significantly alleviate symptoms, improve patients’ quality of life and maintain a favorable safety profile.
evidence level1
citationZhao Wanlin (2025)
sourceHerbal Interventions in Parkinson’s Disease: A Systematic Review of Preclinical Studies
topicTheacrine Focus Randomized Trial
claim2021 2021 2020 Parkinson’s disease (PD) is the second most common neurodegenerative disorder after Alzheimer’s disease, with its incidence rising faster than any other neurological condition.
evidence level1
citationZhao Wanlin (2025)
sourceHerbal Interventions in Parkinson’s Disease: A Systematic Review of Preclinical Studies
topicTheacrine Focus Randomized Trial
claimCaffeine increased MAOD ( p 2 and THb slopes were not significantly affected in any condition, suggesting that performance gains were mediated by mechanisms other than local oxygen delivery.
evidence level4
citationJovanov P (2025)
sourceTheacrine as a novel ergogenic aid: impact on canoe sprint performance.
topicTheacrine Focus Randomized Trial
claimConclusion Caffeine remains a powerful ergogenic aid in sprint paddling, enhancing both mechanical output and muscle oxygen utilization.
evidence level4
citationJovanov P (2025)
sourceTheacrine as a novel ergogenic aid: impact on canoe sprint performance.
topicTheacrine Focus Randomized Trial
claimBackground Caffeine is a popular ergogenic aid in high-intensity sports, but it can cause side effects like cardiovascular stress and tolerance buildup.
evidence level4
citationJovanov P (2025)
sourceTheacrine as a novel ergogenic aid: impact on canoe sprint performance.
topicTheacrine Focus Randomized Trial
claimTheacrine, a structurally similar purine alkaloid, may offer comparable performance benefits with fewer adverse effects.
evidence level4
citationJovanov P (2025)
sourceTheacrine as a novel ergogenic aid: impact on canoe sprint performance.