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BRS6 — Metabolic & Neuroendocrine Stress: circadian rhythm, autonomic tone, hormonal coordination, and energy prioritisation

BRS6(KC2) - Stress-Response Micronutrient & Lipid Sufficiency

1. Definition

Availability of nutrients that support stress-response enzymes, autonomic regulation, and recovery physiology.

2. Constraint Role

Maintains baseline micronutrient and essential-lipid sufficiency for energy-yielding metabolism, neuronal function, and membrane integrity [1][2][3]. Supports effective operation of HPA-axis and vagal-recovery FMs and their dependent PMs when these foundational nutrient supplies remain adequate rather than chronically marginal.

3. Supporting Inputs/Substrates

  • Magnesium
  • Phospholipid-associated lipids supporting membrane integrity
  • Vitamin C
  • B vitamins (B1, B2, B3, B5, B6, B8, B9, B12)
  • iron and zinc (where status is relevant to neuronal energy metabolism)
  • long-chain omega-3 fatty acids (EPA, DHA)

4. Biological Importance

Vitamins and minerals are required for fundamental cellular pathways—including energy metabolism, oxygen transport, and neuronal function—that underpin cognitive and fatigue-related outcomes when status is inadequate [1]. B vitamins act as co-enzymes across brain energy production, methylation, and neurochemical synthesis pathways [3]. Long-chain omega-3 fatty acids are structural and signalling components of brain lipids relevant to normal brain development and function [2]. Insufficiency across these nutrient classes can impair recovery capacity under physiological load [1][2].

5. Connected Mechanisms

6. References

  1. Tardy et al. (2020)
  2. McNamara & Carlson (2006)
  3. Kennedy (2016)