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BRS3(KC2) - Antioxidant Cofactor Sufficiency
1. Definition
Availability of trace-mineral cofactors required for endogenous antioxidant enzymes and metal-binding defense.
2. Constraint Role
Maintains trace-mineral sufficiency for antioxidant enzymes, metal-binding proteins, and related endogenous defence systems [1][2]. Supports effective operation of antioxidant and inflammatory-control mechanisms when selenium, zinc, copper, and manganese remain available in adequate balance rather than chronically marginal.
3. Supporting Inputs/Substrates
- Copper ← nuts, seeds, cocoa
- Manganese ← whole grains, tea
- Selenium ← seafood, brazil nuts
- Zinc ← meat, legumes, seeds
4. Biological Importance
Endogenous antioxidant enzymes depend on trace-mineral cofactors for normal activity [1]. Antioxidant defence functions as a network, so weak cofactor status can limit the effectiveness of otherwise available antioxidant substrates [2]. Inadequate cofactor availability can reduce capacity to buffer ROS, recycle antioxidant systems, and manage oxidative load across linked mechanisms.
5. Connected Mechanisms
- Functional Mechanisms
- Primary Mechanisms
6. Constraint Stressors / Burdens
- chronically low seafood, nuts, seeds, legumes, or whole-grain coverage
- restrictive or low-variety diets reducing trace-mineral adequacy
- inflammatory or toxic burden increasing endogenous antioxidant demand
- impaired absorption or high competing burden affecting mineral status
- dietary patterns high in energy but low in micronutrient density