

Cognition Stack
- Unit price
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Repair and power up your brain’s core functions for sharper focus, faster processing, clear thinking, and lasting resilience.
The Cognition Stack pairs Methylene Blue and Dihexa to enhance focus, protect neurons, and strengthen the connections that drive memory and mental performance. This duo works at the cellular level to energize your brain, support synaptic repair, and safeguard long-term cognitive health.
Whether you’re deep in creative work, preparing for peak performance, or focused on protecting your brain for years to come, The Cognition Stack delivers clarity you can feel now and resilience you’ll thank yourself for later.
Methylene Blue: The Neuroprotective Nootropic
Methylene Blue enhances mitochondrial function and energy production in brain cells. This means sharper focus, sustained mental stamina, and greater resilience under stress. Over time, it supports brain health by protecting neurons from oxidative damage and promoting optimal cellular function.
Dihexa: The Cognitive Catalyst
Dihexa is designed to support memory formation, mental clarity, and neural connectivity. By encouraging synaptic growth and repair, it strengthens the brain’s communication pathways, helping you think faster, recall more, and maintain cognitive vitality.
The Synapse Synergy
Together, Methylene Blue and Dihexa form a neuro-optimization loop—Methylene Blue energizing and protecting brain cells, Dihexa building and reinforcing the connections between them.
- Sharpen mental focus and clarity
- Enhance memory formation and recall
- Support sustained cognitive performance
- Protect neurons from oxidative and metabolic stress
- Promote long-term brain vitality
Bundle Includes:
- 1 bottle Methylene Blue (60 Veggie Capsules)
- 1 bottle Dihexa (60 Veggie Capsules)
No prescription required. Both peptides are formulated for human consumption. Clinically tested. Never research-grade.
*Made in an FDA-approved, CGMP facility. In stock, and ships within 2 business days.
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Methylene Blue
† Improve Sleep
† Enhance Focus
† Support ConcentrationDihexa
† Boost Memory
† Improve Focus
† Cognitive Support -
Methylene Blue
Active Ingredients:
Methylene Blue USP 10mg
Inactive Ingredients:
Hypromellose, Microcrystalline Cellulose, Magnesium Stearate, Silicon Dioxide
Dihexa
Active Ingredients:
Dihexa 2.5mg
Inactive Ingredients:
Hypromellose, Microcrystalline Cellulose, Magnesium Stearate, Silicone Dioxide
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Methylene Blue
Take 1-2 capsules by mouth daily
Dihexa
Take 1-2 capsules by mouth daily
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Methylene Blue
Dihexa
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Methylene Blue
What is Methylene Blue?
Methylene Blue, acts as a nootropic, to enhance mitochondrial function leading to a variety of benefits such as increased energy levels, improved physical health, and enhanced cognitive function. With the ability to reduce inflammation and the build up of toxic proteins in the brain as well as provide neuroprotective effects, Methylene Blue may be an answer to slow or halt the progression of Alzheimer’s and Parkinson’s diseases.
Is Methylene Blue Safe for Daily Use?
Yes, it is generally considered safe to take low doses of Methylene Blue on a daily basis. It is still important to note that Methylene Blue may interact with certain SSRI and MAOI medications, and if you are taking any of those should probably consult with your medical provider beforehand.
What Does Methylene Blue Do In The Brain?
Studies have shown that Methylene Blue has the ability to cross the blood-brain barrier, to potentially aid in cellular respiration. Methylene Blue may also play a role in the reduction of free radicals in the brain, which have been linked to various neurological disorders.
How Should I Store My Peptides?
The dietary supplement form does not require refrigeration, and can be stored at room temperature, in a cool dry place away from sunlight.
What is the Shelf Life?
Our capsules are good for 3 years after the date of manufacture, and the Best If Used By date is stamped on the bottom of each bottle.
Why Buy Peptides from Annular?
We sources all of our ingredients from quality manufacturers, meaning that our products not only come with tested potency, but are also tested to be free of lipopolysaccharides (LPS), Heavy Metals, and other Endotoxins.
Dihexa
How Should I Store My Peptides?
The dietary supplement form does not require refrigeration, and can be stored at room temperature, in a cool dry place away from sunlight.
What is the Shelf Life?
Our capsules are good for 3 years after the date of manufacture, and the Best If Used By date is stamped on the bottom of each bottle.
Why Buy Peptides from Annular?
We sources all of our ingredients from quality manufacturers, meaning that our products not only come with tested potency, but are also tested to be free of lipopolysaccharides (LPS), Heavy Metals, and other Endotoxins.
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† The information provided on this site is intended for your general knowledge only and is not a substitute for professional medical advice or treatment for specific medical conditions. Always seek the advice of your physician or other qualified health care provider with any questions you may have regarding a medical condition. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Methylene Blue
† Improve Sleep
† Enhance Focus
† Support Concentration
Dihexa
† Boost Memory
† Improve Focus
† Cognitive Support
Methylene Blue
Active Ingredients:
Methylene Blue USP 10mg
Inactive Ingredients:
Hypromellose, Microcrystalline Cellulose, Magnesium Stearate, Silicon Dioxide
Dihexa
Active Ingredients:
Dihexa 2.5mg
Inactive Ingredients:
Hypromellose, Microcrystalline Cellulose, Magnesium Stearate, Silicone Dioxide
Methylene Blue
Take 1-2 capsules by mouth daily
Dihexa
Take 1-2 capsules by mouth daily
Methylene Blue

Dihexa

Methylene Blue
What is Methylene Blue?
Methylene Blue, acts as a nootropic, to enhance mitochondrial function leading to a variety of benefits such as increased energy levels, improved physical health, and enhanced cognitive function. With the ability to reduce inflammation and the build up of toxic proteins in the brain as well as provide neuroprotective effects, Methylene Blue may be an answer to slow or halt the progression of Alzheimer’s and Parkinson’s diseases.
Is Methylene Blue Safe for Daily Use?
Yes, it is generally considered safe to take low doses of Methylene Blue on a daily basis. It is still important to note that Methylene Blue may interact with certain SSRI and MAOI medications, and if you are taking any of those should probably consult with your medical provider beforehand.
What Does Methylene Blue Do In The Brain?
Studies have shown that Methylene Blue has the ability to cross the blood-brain barrier, to potentially aid in cellular respiration. Methylene Blue may also play a role in the reduction of free radicals in the brain, which have been linked to various neurological disorders.
How Should I Store My Peptides?
The dietary supplement form does not require refrigeration, and can be stored at room temperature, in a cool dry place away from sunlight.
What is the Shelf Life?
Our capsules are good for 3 years after the date of manufacture, and the Best If Used By date is stamped on the bottom of each bottle.
Why Buy Peptides from Annular?
We sources all of our ingredients from quality manufacturers, meaning that our products not only come with tested potency, but are also tested to be free of lipopolysaccharides (LPS), Heavy Metals, and other Endotoxins.
Dihexa
How Should I Store My Peptides?
The dietary supplement form does not require refrigeration, and can be stored at room temperature, in a cool dry place away from sunlight.
What is the Shelf Life?
Our capsules are good for 3 years after the date of manufacture, and the Best If Used By date is stamped on the bottom of each bottle.
Why Buy Peptides from Annular?
We sources all of our ingredients from quality manufacturers, meaning that our products not only come with tested potency, but are also tested to be free of lipopolysaccharides (LPS), Heavy Metals, and other Endotoxins.
† The information provided on this site is intended for your general knowledge only and is not a substitute for professional medical advice or treatment for specific medical conditions. Always seek the advice of your physician or other qualified health care provider with any questions you may have regarding a medical condition. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.