Nutritional Impact on Metabolic Homeostasis and Brain Health.
Level 5 - mechanism / opinion, no new human data
Narrative review synthesizing mechanistic literature without systematic search methodology
PubMed 35153657 · doi:10.3389/fnins.2021.767405
What was done
This narrative review synthesized literature examining how metabolic homeostasis and dietary interventions influence brain activity, cognitive functions, and the development of neurodegenerative disorders during aging.
What was found
The abstract reports no numerical findings or statistical measures. It qualitatively highlights that diets targeting glycemic control, insulin sensitivity, and adjusted carbohydrate content influence neurological health through pathways involving neuroenergetics, ATP production, mitochondrial function, inflammation, redox balance, ketone body metabolism, synaptic plasticity, and the gut-brain axis.
Why it matters
It outlines the interconnected pathways linking systemic metabolic control with brain function, suggesting that metabolic dietary interventions could be leveraged to promote healthy cognitive aging.
Limits
The review provides no quantitative synthesis, effect sizes, or systematic search criteria. Many cited biological mechanisms (such as epigenetic regulation and short-chain fatty acid signaling) rely on preliminary or preclinical hypotheses that require validation in structured clinical trials.
Cited by
- supports Glucose is the major fuel for human cells and brain cells, directly affecting cognitive function, mood, and energy levels.