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Huperzine A 1% Capsules

Standardized to 1% huperzine A for acetylcholine support, promoting healthy memory, learning, and mood without digestive discomfort.

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Huperzine A 1% Capsules

Standardized to 1% huperzine A for acetylcholine support, promoting healthy memory, learning, and mood without digestive discomfort.

(9 Reviews) Write a Review

View All Reviews

Available in multiple forms! Click Here for:
  • Targets G4 Acetylcholinesterase Isoform
  • Research-Backed 200mcg Effective Dose
  • Third-Party Lab Tested Purity
  • Enhances Memory Without GI Discomfort

3rd Party Lab Tested & Verified

See Why ND Huperzine A Is The Best

Updated On: 06/23/2026

$14.99

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Benefits

When You'll Notice Effects

2-3 Weeks (With Immediate Effects)

  • Memory
  • Neuroprotection
  • Cognition
  • Focus

Why ND Huperzine A?

The highest quality Huperzine A we've tested targeting G4 selective acetylcholinesterase activity
test

How To Take

Dose
Dose

200mcg (One Capsule)

Timing
Timing

Flexible

How to Take
How to Take

With Or Without Food

Frequency
Frequency

1 Time Daily

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  • About Huperzine A 1% Capsules

    Huperzine A 1% Capsules deliver 200mcg of standardized huperzine A extracted from Huperzia serrata, a moss species native to India and Southeast Asia. This sesquiterpene alkaloid selectively inhibits the G4 isoform of acetylcholinesterase, promoting healthy acetylcholine levels in brain regions critical for learning and memory without the digestive discomfort associated with less selective cholinesterase inhibitors.

    Our Huperzine A Story

    Most acetylcholinesterase inhibitors affect multiple enzyme isoforms, leading to unwanted effects like nausea and gastrointestinal discomfort. Users seeking cognitive enhancement were forced to choose between effectiveness and tolerability.

    Huperzine A's unique selectivity for the G4 isoform of acetylcholinesterase, which is predominantly found in brain regions associated with learning and memory formation, changes this equation. This targeted approach allows for meaningful cognitive support while minimizing the peripheral side effects that affect other cholinesterase inhibitors. Each capsule provides precisely 200mcg of standardized huperzine A, a dosage backed by research as optimal for cognitive benefits without tolerance development.

    Benefits

    • Supports Healthy Memory Function: Huperzine A selectively inhibits the G4 isoform of acetylcholinesterase, increasing acetylcholine levels in brain regions critical for memory formation and recall.
    • Supports Healthy Neurological Function: Research shows huperzine A supports brain cells against various stressors, supporting overall neuronal health and resilience.
    • Supports Healthy Cognitive Function: By enhancing acetylcholine activity in key brain areas, huperzine A promotes learning capacity and mental performance.
    • Supports Healthy Focus & Attention: The targeted acetylcholinesterase inhibition produces subtle yet noticeable improvements in concentration and mental clarity.

    Unlike broader acetylcholinesterase inhibitors that cause digestive discomfort, huperzine A's selective mechanism avoids unwanted effects while supporting healthy mood regulation. This selective approach works well for daily use in brain health supplements designed for cognitive enhancement without the typical side effects associated with increased acetylcholine levels.

    Quality and Standardization

    • Standardized to 1% Huperzine A: Our extract is precisely standardized to deliver 200mcg of pure huperzine A per capsule, ensuring consistent potency and reliable dosing for optimal cognition support.
    • HPLC-Verified Purity: Each batch undergoes rigorous high-performance liquid chromatography testing to confirm identity, purity, and potency, meeting pharmaceutical-grade quality standards.
    • Premium Huperzia Serrata Source: We source from carefully selected Huperzia serrata moss that naturally concentrates huperzine A, providing a clean extraction without synthetic additives.
    • Third-Party Lab Tested: Every lot is independently verified by third-party labs for contaminants, heavy metals, and microbiological safety, with COAs available for complete transparency.

    Mechanism of Action

    • Selective Acetylcholinesterase Inhibition: Huperzine A specifically targets the G4 isoform of acetylcholinesterase, the enzyme responsible for breaking down acetylcholine in cognitive brain regions, while leaving other acetylcholinesterase forms unaffected throughout the body.
    • NMDA Receptor Modulation: Research indicates huperzine A modulates NMDA receptors in the brain, supporting healthy synaptic plasticity and supporting neurons against excitotoxicity that can occur during periods of cognitive stress.
    • Supports Antioxidant Activity: The compound exhibits antioxidant properties that help neutralize free radicals in neurotransmitter pathways, supporting cellular integrity and healthy neuronal function over time.
    • Calcium Channel Regulation: Huperzine A influences voltage-gated calcium channels in neurons, helping maintain optimal calcium levels for healthy synaptic transmission and cellular signaling processes essential for focus and learning.

    Overview of the Science

    Research suggests huperzine A supports healthy neurological function through distinctive mechanisms that extend beyond acetylcholine regulation [1][2]. Studies indicate huperzine A modulates NMDA receptors, supporting protection against excitotoxicity and glutamate-induced neuronal stress [3]. This dual-action approach supports both cognitive function and long-term brain health through multiple pathways.

    Clinical investigations show huperzine A supports a healthy inflammatory response and helps maintain cellular antioxidant activity while promoting mitochondrial function in brain cells [4][5]. Research indicates the compound supports healthy amyloid-beta metabolism and helps protect against environmental neurotoxins [6]. These findings suggest huperzine A supports comprehensive brain health supplements benefits for individuals seeking long-term cognitive support and neuroprotection.

    [1] Sun QQ et al. Zhongguo Yaoli Xuebao. 1999;20(7):601-603.

    [2] Xu SS et al. Acta Pharmacol Sin. 1995;16(5):391-5.

    [3] Ved HS et al. NeuroReport. 1997;8(4):963-8.

    [4] Yang L et al. J [...] Dis. 2012;31(1):131-42.

    [5] Liu SB et al. Metab Brain Dis. 2017;32(6):1861-1873.

    [6] Zhang HY et al. Cell Mol Neurobiol. 2008;28(2):173-83.

    Ingredients

    Huperzine A:

    • Huperzia serrata extract
    • Standardized to 1% Huperzine A
    • 200mcg per capsule

    The 1% standardization represents a concentrated extraction ratio that delivers consistent bioactive compounds per dose. This standardization level ensures reliable acetylcholinesterase inhibition while maintaining the selectivity that makes huperzine A distinct from other cholinesterase inhibitors. Our extraction process preserves the natural alkaloid profile of Huperzia serrata, providing the same sesquiterpene alkaloid composition found in traditional preparations while delivering pharmaceutical-grade consistency for modern nootropic herbs applications.

    LACTOSE FREE
    GLUTEN FREE
  • Lab Testing Results / Certificate of Analysis (COA)

  • Frequently asked questions

    1. Can I stack Huperzine A with Alpha-GPC safely?

      Yes, Huperzine A and Alpha-GPC can be safely stacked together and actually complement each other well. Our Huperzine A 1% selectively inhibits acetylcholinesterase to preserve acetylcholine, while Alpha-GPC provides the raw material (choline) to produce more acetylcholine.

    2. How much Huperzine A should I take for memory?

      Our Huperzine A capsules provide 200mcg per serving, selectively inhibiting acetylcholinesterase to support healthy acetylcholine levels and memory function. Take one capsule daily, with or without food.

    3. How does Huperzine A work without stomach issues?

      Huperzine A selectively inhibits only the G4 isoform of acetylcholinesterase, found primarily in brain tissue, unlike other cholinesterase inhibitors that affect gut enzymes and cause nausea. This selective targeting supports healthy acetylcholine levels for memory and learning without digestive side effects.

    4. Is Huperzine A safe for long-term use?

      Yes, huperzine A is generally considered safe at appropriate doses like our 200mcg standardized extract, with selective G4 acetylcholinesterase targeting that minimizes digestive side effects. We recommend cycling or consulting a healthcare provider for use beyond 12 weeks.

    5. Why choose Nootropics Depot's Huperzine A over others?

      Our Huperzine A 1% delivers 200mcg standardized extract that selectively inhibits the G4 isoform of acetylcholinesterase, avoiding digestive discomfort from less selective inhibitors, and every batch is tested for purity and potency.

    6. Does Huperzine A affect sleep quality?

      Huperzine A's acetylcholine-boosting effects may cause vivid dreams or mild sleep disruption in sensitive individuals, so take Huperzine A 1% earlier in the day rather than near bedtime.

    7. What is Huperzine A for the brain?

      Huperzine A inhibits acetylcholinesterase to support acetylcholine levels for learning and memory, while also modulating NMDA receptors to support neuroprotection and a healthy neuroinflammatory response. Our Huperzine A 1% delivers 200mcg of standardized extract targeting both pathways.

    8. What makes Nootropics Depot's Huperzine A standardized to 1%?

      Our Huperzine A is standardized to 1% by weight, delivering a consistent 200mcg dose of this sesquiterpene alkaloid extracted from Huperzia serrata and verified through rigorous lab testing.

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Huperzine A 1% Capsules

Huperzine A 1% Capsules

$14.99