Quick Answer
Phosphatidylserine Cortisol Exercise Randomized Trial has evidence relevant to benefits, uncertainty, and practical interpretation, but conclusions should stay close to the cited sources. One representative finding is: These reports point out that cortisol is released in response to glycogen depletion or reduced blood glucose levels to maintain the blood glucose level, delaying fatigue.
Key Takeaways
- 01These reports point out that cortisol is released in response to glycogen depletion or reduced blood glucose levels to maintain the blood glucose level, delaying fatigue. [Tsuda Yuichi (2020)]
- 02reported that physical conditioning is associated with a reduction in pituitary-adrenal activation in response to exercise (i.e., highly trained athletes have diminished responses of ACTH and cortisol to CRH) []. [Tsuda Yuichi (2020)]
- 03This indicates that the increase in mitochondrial capacity by training shifts fuels to more fat burning and glycogen sparing, thus preventing reduced blood glucose levels, which can contribute to a reduction in the pituitary-adrenal response. [Tsuda Yuichi (2020)]
- 041 2 3 6 7 8 9 10 11 12 15 16 17 Stress causes activation of the hypothalamic-pituitary-adrenal (HPA) axis [,]. [Tsuda Yuichi (2020)]
The current Migaku evidence database contains 2 reusable source documents for Phosphatidylserine Cortisol Exercise Randomized Trial. This answer focuses on benefits, uncertainty, and practical interpretation.
- These reports point out that cortisol is released in response to glycogen depletion or reduced blood glucose levels to maintain the blood glucose level, delaying fatigue. [Tsuda Yuichi (2020); evidence level 2]
- reported that physical conditioning is associated with a reduction in pituitary-adrenal activation in response to exercise (i.e., highly trained athletes have diminished responses of ACTH and cortisol to CRH) []. [Tsuda Yuichi (2020); evidence level 2]
- This indicates that the increase in mitochondrial capacity by training shifts fuels to more fat burning and glycogen sparing, thus preventing reduced blood glucose levels, which can contribute to a reduction in the pituitary-adrenal response. [Tsuda Yuichi (2020); evidence level 2]
- 1 2 3 6 7 8 9 10 11 12 15 16 17 Stress causes activation of the hypothalamic-pituitary-adrenal (HPA) axis [,]. [Tsuda Yuichi (2020); evidence level 2]
- Results Mean peak cortisol concentrations and area under the curve (AUC) were lower following PS (39 +/- 1% and 35 +/- 0%, respectively) when compared to placebo (p Conclusion The findings suggest that PS is an effective supplement for combating exercise-induced stress and preventing the physiological deterioration that can accompany too much exercise. [Starks MA (2008); evidence level 4]
Evidence levels are sorting aids, not final clinical grades. Level 1 usually indicates systematic-review style evidence, level 2 indicates randomized trials or public-health guidance, and lower levels need more cautious wording.
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Sources