THE SCIENCE OF CAPACITY.
THE NERVOUS SYSTEM.
The nervous system is the body's primary control centre.
It interprets demand and coordinates how the body responds.
Every demand you face is processed here: Mental, Emotional, Physical and Environmental.
The thing most people mistake is that does not react after the fact. It works predictively - adjusting physiology in advance based on what the body expects is coming next.
The nervous system determines:
How much energy is released
Where that energy is directed
How long activation lasts
When recovery begins
The thing most people mistake is that does not react after the fact. It works predictively - adjusting physiology in advance based on what the body expects is coming next.
In simple terms, it governs capacity - how much demand you can meet and how well you recover afterwards.
DEMAND AND THE
STRESS RESPONSE.
All forms of demand activate the same underlying response.
Whether the demand is mental, emotional, physical, or environmental, the nervous system responds by increasing activation.
This is the stress response.
Activation increases to make energy available.
Attention narrows.
Fuel is mobilised.
The body prepares for action.
In the short term, this response is useful.
It allows you to meet demand quickly and effectively.
But activation is only half of the equation.
For the system to function well,
activation must be followed by resolution.
Energy must be reallocated.
Physiology must return toward baseline.
Recovery must begin.
When demand is brief and recovery follows,
the system adapts cleanly.
When activation is repeated — or remains elevated for too long —
the nervous system spends more time in a heightened state.
Recovery is delayed.
Resolution becomes incomplete.
Over time, this becomes costly.
WHEN STRESS ISN'T RESOLVED.
When activation resolves fully,
the body returns toward baseline.
Energy is redistributed.
Attention broadens.
Recovery restores what was used.
When activation does not resolve,
the system behaves differently.
The nervous system remains biased toward action.
Energy stays diverted.
Background tension increases.
Recovery becomes less effective.
This changes how the body feels and functions.
Cognitive resources are reduced.
Focus becomes harder to sustain.
Emotional responses become sharper.
Sleep loses depth.
Recovery between days feels incomplete.
Nothing is “wrong” in isolation.
The system is simply spending too much time activated — and not enough time resolving.
Capacity begins to shrink as recovery stops fully restoring what was used.
ALLOSTASIS &
ALLOSTATIC LOAD.
What's happening here isn't random.
The body is constantly scanning the environment for perceived threats and adjusting constantly
This process is known as allostasis.
Blood pressure shifts before you stand.
Energy is mobilised before effort begins.
Attention narrows before action is required.
Each adjustment helps you meet demand.
Each adjustment also carries a cost.
When demand is followed by resolution,
that cost is repaid.
The system returns toward baseline.
Capacity is restored.
When demand accumulates without full resolution, those costs add up.
This is allostatic load.
The cumulative cost of repeated, unresolved adaptation.
WHEN LOAD EXCEEDS CAPACITY.
As allostatic load accumulates,
the nervous system loses range.
Flexibility reduces.
Margin disappears.
Capacity declines.
The system still functions — but with reduced margin.
The same demands cost more.
Clarity fades earlier.
Recovery between days feels incomplete.
Sleep restores less than it used to.
Nothing new has appeared.
Capacity has simply narrowed.
This is what many people describe as burnout —
not a collapse, but a system that no longer has enough room to absorb ongoing demand.
MEASURING REGULATION & CAPACITY
As adaptive capacity narrows measurable signals show up in the body which indicate how much capacity you have, and how close the system is operating to its limits. One of the earliest places this appears is in autonomic markers:
These shifts often appear before symptoms feel obvious.
WHAT REGULATION CHANGES.
When nervous system regulation improves, capacity begins to return.
Responses become more proportional.
Activation resolves more completely.
Recovery restores what was used.
This tends to show up as:
Clearer thinking - especially later in the day
Steadier energy
Recovery that carries less "Hangover" forward
Deeper, less fragmented sleep.
The system regains range.
Margin widens.
Capacity widens because the body is better able to adapt to it.
HOW ZAAG
SUPPORTS REGULATION.
Nervous system regulation is not governed by a single pathway.
Stress signalling, circadian timing, and energy regulation are controlled by overlapping systems that operate simultaneously. Supporting one in isolation is rarely sufficient.
ZAAG was formulated with this systems-level reality in mind.
Our formulation combines vitamins, minerals, nootropics, adaptogens, amino acids, and co-enzymes — each selected for a specific role in nervous system regulation and adaptive physiology.
Adaptogens influence stress signalling and recovery dynamics, shaping how activation resolves rather than how intensely it rises.
Nootropics support cognitive efficiency and neural signalling under sustained demand.
Amino acids provide substrates for neurotransmission and metabolic flexibility, supporting energy availability and restoration.
Co-enzymes facilitate mitochondrial and cellular energy processes that underpin sustained output.
Vitamins and minerals act as essential cofactors across neural, endocrine, and metabolic pathways that regulate stress, sleep, and recovery.
Bioactive compounds and polyphenols support cellular resilience and reduce background physiological strain.
Together, these inputs support the regulatory processes that determine how activation resolves, how recovery restores baseline, and how much load is carried forward.
PROOF.
In a four-week real-world trial, participants took ZAAG daily while maintaining their usual routines. No lifestyle changes were introduced.
Participants were not told what outcomes were being measured.
The results showed consistent shifts in markers associated with regulation and recovery:
Heart rate variability increased by 10% -
indicating greater autonomic flexibility.
Resting heart rate decreased by 5% -
suggesting reduced background activation.
Sleep quality and continuity improved 25% -
reflecting more complete overnight recovery.
Recovery improved by 9%
In fact, over 75% of participants improved across three or more of these markers. This indicates that the nervous system is resolving demand more effectively. In practical terms, this reflects an increase in available capacity.
THE SCIENCE OF CAPACITY.
THE NERVOUS SYSTEM.
The nervous system is the body's primary control centre.
It interprets demand and coordinates how the body responds.
Every demand you face is processed here: Mental, Emotional, Physical and Environmental.
The nervous system determines:
How much energy is released
Where that energy is directed
How long activation lasts
When recovery begins
The thing most people mistake is that does not react after the fact. It works predictively - adjusting physiology in advance based on what the body expects is coming next.
The thing most people mistake is that does not react after the fact. It works predictively - adjusting physiology in advance based on what the body expects is coming next.
DEMAND AND THE STRESS RESPONSE.
All forms of demand activate the same underlying response.
Whether the demand is mental, emotional, physical, or environmental, the nervous system responds by increasing activation.
This is the stress response.
Activation increases to make energy available.
Attention narrows.
Fuel is mobilised.
The body prepares for action.
In the short term, this response is useful.
It allows you to meet demand quickly and effectively.
But activation is only half of the equation.
For the system to function well,
activation must be followed by resolution.
Energy must be reallocated.
Physiology must return toward baseline.
Recovery must begin.
When demand is brief and recovery follows,
the system adapts cleanly.
When activation is repeated — or remains elevated for too long —
the nervous system spends more time in a heightened state.
Recovery is delayed.
Resolution becomes incomplete.
Over time, this becomes costly.
WHEN STRESS ISN'T RESOLVED.
When activation resolves fully,
the body returns toward baseline.
Energy is redistributed.
Attention broadens.
Recovery restores what was used.
When activation does not resolve,
the system behaves differently.
The nervous system remains biased toward action.
Energy stays diverted.
Background tension increases.
Recovery becomes less effective.
This changes how the body feels and functions.
Cognitive resources are reduced.
Focus becomes harder to sustain.
Emotional responses become sharper.
Sleep loses depth.
Recovery between days feels incomplete.
Nothing is “wrong” in isolation.
The system is simply spending too much time activated — and not enough time resolving.
Capacity begins to shrink as recovery stops fully restoring what was used.
ALLOSTASIS & ALLOSTATIC LOAD.
What's happening here isn't random.
The body is constantly scanning the environment for perceived threats and adjusting constantly
This process is known as allostasis.
Blood pressure shifts before you stand.
Energy is mobilised before effort begins.
Attention narrows before action is required.
Each adjustment helps you meet demand.
Each adjustment also carries a cost.
When demand is followed by resolution,
that cost is repaid.
The system returns toward baseline.
Capacity is restored.
When demand accumulates without full resolution, those costs add up.
This is allostatic load.
The cumulative cost of repeated, unresolved adaptation.
WHEN LOAD EXCEEDS CAPACITY.
As allostatic load accumulates,
the nervous system loses range.
Flexibility reduces.
Margin disappears.
Capacity declines.
The system still functions — but with reduced margin.
The same demands cost more.
Clarity fades earlier.
Recovery between days feels incomplete.
Sleep restores less than it used to.
Nothing new has appeared.
Capacity has simply narrowed.
This is what many people describe as burnout —
not a collapse, but a system that no longer has enough room to absorb ongoing demand.
MEASURING REGULATION & CAPACITY
As adaptive capacity narrows measurable signals show up in the body which indicate how much capacity you have, and how close the system is operating to its limits. One of the earliest places this appears is in autonomic markers:
These shifts often appear before symptoms feel obvious.
WHAT REGULATION CHANGES.
When nervous system regulation improves, capacity begins to return.
Responses become more proportional.
Activation resolves more completely.
Recovery restores what was used.
This tends to show up as:
Clearer thinking - especially later in the day
Steadier energy
Recovery that carries less "Hangover" forward
Deeper, less fragmented sleep.
The system regains range.
Margin widens.
Capacity widens because the body is better able to adapt to it.
Nervous system regulation is not governed by a single pathway.
Stress signalling, circadian timing, and energy regulation are controlled by overlapping systems that operate simultaneously. Supporting one in isolation is rarely sufficient.
ZAAG was formulated with this systems-level reality in mind.
Our formulation combines vitamins, minerals, nootropics, adaptogens, amino acids, and co-enzymes — each selected for a specific role in nervous system regulation and adaptive physiology.
Adaptogens influence stress signalling and recovery dynamics, shaping how activation resolves rather than how intensely it rises.
Nootropics support cognitive efficiency and neural signalling under sustained demand.
Amino acids provide substrates for neurotransmission and metabolic flexibility, supporting energy availability and restoration.
Co-enzymes facilitate mitochondrial and cellular energy processes that underpin sustained output.
Vitamins and minerals act as essential cofactors across neural, endocrine, and metabolic pathways that regulate stress, sleep, and recovery.
Bioactive compounds and polyphenols support cellular resilience and reduce background physiological strain.
Together, these inputs support the regulatory processes that determine how activation resolves, how recovery restores baseline, and how much load is carried forward.
HOW ZAAG SUPPORTS REGULATION.
PROOF.
In a four-week real-world trial, participants took ZAAG daily while maintaining their usual routines. No lifestyle changes were introduced.
Participants were not told what outcomes were being measured.
The results showed consistent shifts in markers associated with regulation and recovery:
Heart rate variability increased by 10% -
indicating greater autonomic flexibility.
Resting heart rate decreased by 5% -
suggesting reduced background activation.
Sleep quality and continuity improved 25% -
reflecting more complete overnight recovery.
Recovery improved by 9%
In fact, over 75% of participants improved across three or more of these markers. This indicates that the nervous system is resolving demand more effectively. In practical terms, this reflects an increase in available capacity.
THE NERVOUS SYSTEM.
The nervous system is the body's primary control centre.
It interprets demand and coordinates how the body responds.
Every demand you face is processed here: Mental, Emotional, Physical and Environmental.
The nervous system determines:
How much energy is released
Where that energy is directed
How long activation lasts
When recovery begins
The thing most people mistake is that does not react after the fact. It works predictively - adjusting physiology in advance based on what the body expects is coming next.
In simple terms, it governs capacity - how much demand you can meet and how well you recover afterwards.
THE SCIENCE OF CAPACITY.
THE NERVOUS SYSTEM.
The nervous system is the body's primary control centre.
It interprets demand and coordinates how the body responds.
Every demand you face is processed here: Mental, Emotional, Physical and Environmental.
The nervous system determines:
How much energy is released
Where that energy is directed
How long activation lasts
When recovery begins
The thing most people mistake is that does not react after the fact. It works predictively - adjusting physiology in advance based on what the body expects is coming next.
In simple terms, it governs capacity - how much demand you can meet and how well you recover afterwards.
THE NERVOUS SYSTEM.
The nervous system is the body's primary control centre.
It interprets demand and coordinates how the body responds.
Every demand you face is processed here: Mental, Emotional, Physical and Environmental.
The nervous system determines:
How much energy is released
Where that energy is directed
How long activation lasts
When recovery begins
The thing most people mistake is that does not react after the fact. It works predictively - adjusting physiology in advance based on what the body expects is coming next.
It does not react after the fact. It works predictively - adjusting physiology in advance based on what the body expects is coming next.
DEMAND AND THE STRESS RESPONSE.
All forms of demand activate the same underlying response.
Whether the demand is mental, emotional, physical, or environmental, the nervous system responds by increasing activation.
This is the stress response.
Activation increases to make energy available.
Attention narrows.
Fuel is mobilised.
The body prepares for action.
In the short term, this response is useful.
It allows you to meet demand quickly and effectively. But activation is only half of the equation.
For the system to function well,
activation must be followed by resolution.
Energy must be reallocated.
Physiology must return toward baseline.
Recovery must begin.
When demand is brief and recovery follows, the system adapts cleanly.
When activation is repeated — or remains elevated for too long —
the nervous system spends more time in a heightened state.
Recovery is delayed.
Resolution becomes incomplete.
Over time, this becomes costly.
WHEN STRESS ISN'T RESOLVED.
When activation resolves fully,
the body returns toward baseline.
Energy is redistributed.
Attention broadens.
Recovery restores what was used.
When activation does not resolve,
the system behaves differently.
The nervous system remains biased toward action.
Energy stays diverted.
Background tension increases.
Recovery becomes less effective.
This changes how the body feels and functions.
Cognitive resources are reduced.
Focus becomes harder to sustain.
Emotional responses become sharper.
Sleep loses depth.
Recovery between days feels incomplete.
Nothing is “wrong” in isolation.
The system is simply spending too much time activated — and not enough time resolving.
Capacity begins to shrink as recovery stops fully restoring what was used.
ALLOSTASIS & ALLOSTATIC LOAD.
What's happening here isn't random.
The body is constantly scanning the environment for perceived threats and adjusting constantly
This process is known as allostasis.
Blood pressure shifts before you stand.
Energy is mobilised before effort begins.
Attention narrows before action is required.
Each adjustment helps you meet demand.
Each adjustment also carries a cost.
When demand is followed by resolution,
that cost is repaid.
The system returns toward baseline.
Capacity is restored.
When demand accumulates without full resolution, those costs add up.
This is allostatic load.
The cumulative cost of repeated, unresolved adaptation.
WHEN LOAD EXCEEDS CAPACITY.
As allostatic load accumulates,
the nervous system loses range.
Flexibility reduces.
Margin disappears.
Capacity declines.
The system still functions — but with reduced margin.
The same demands cost more.
Clarity fades earlier.
Recovery between days feels incomplete.
Sleep restores less than it used to.
Nothing new has appeared.
Capacity has simply narrowed.
This is what many people describe as burnout —
not a collapse, but a system that no longer has enough room to absorb ongoing demand.
MEASURING REGULATION & CAPACITY
As adaptive capacity narrows measurable signals show up in the body which indicate how much capacity you have, and how close the system is operating to its limits. One of the earliest places this appears is in autonomic markers:
These shifts often appear before symptoms feel obvious.
WHAT REGULATION CHANGES.
When nervous system regulation improves, capacity begins to return.
Responses become more proportional.
Activation resolves more completely.
Recovery restores what was used.
This tends to show up as:
Clearer thinking - especially later in the day
Steadier energy
Recovery that carries less "Hangover" forward
Deeper, less fragmented sleep.
The system regains range.
Margin widens.
Capacity widens because the body is better able to adapt to it.
HOW ZAAG SUPPORTS REGULATION.
Nervous system regulation is not governed by a single pathway.
Stress signalling, circadian timing, and energy regulation are controlled by overlapping systems that operate simultaneously. Supporting one in isolation is rarely sufficient.
ZAAG was formulated with this systems-level reality in mind.
Our formulation combines vitamins, minerals, nootropics, adaptogens, amino acids, and co-enzymes — each selected for a specific role in nervous system regulation and adaptive physiology.
Adaptogens influence stress signalling and recovery dynamics, shaping how activation resolves rather than how intensely it rises.
Nootropics support cognitive efficiency and neural signalling under sustained demand.
Amino acids provide substrates for neurotransmission and metabolic flexibility, supporting energy availability and restoration.
Co-enzymes facilitate mitochondrial and cellular energy processes that underpin sustained output.
Vitamins and minerals act as essential cofactors across neural, endocrine, and metabolic pathways that regulate stress, sleep, and recovery.
Bioactive compounds and polyphenols support cellular resilience and reduce background physiological strain.
Together, these inputs support the regulatory processes that determine how activation resolves, how recovery restores baseline, and how much load is carried forward.
PROOF.
In a four-week real-world trial, participants took ZAAG daily while maintaining their usual routines. No lifestyle changes were introduced.
Participants were not told what outcomes were being measured.
The results showed consistent shifts in markers associated with regulation and recovery:
Heart rate variability increased by 10% -
indicating greater autonomic flexibility.
Resting heart rate decreased by 5% -
suggesting reduced background activation.
Sleep quality and continuity improved 25% -
reflecting more complete overnight recovery.
Recovery improved by 9%
In fact, over 75% of participants improved across three or more of these markers. This indicates that the nervous system is resolving demand more effectively. In practical terms, this reflects an increase in available capacity.