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Alpha GPC Powder | 99%

99% pure alpha-glycerylphosphorylcholine powder supporting acetylcholine production, cognitive function, memory formation, and exercise performance.

(57 Reviews) Write a Review

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Alpha GPC Powder | 99%

99% pure alpha-glycerylphosphorylcholine powder supporting acetylcholine production, cognitive function, memory formation, and exercise performance.

(57 Reviews) Write a Review

View All Reviews

Available in multiple forms! Click Here for:
  • 99% Pure Alpha-GPC Powder
  • Most Efficient Choline Source Available
  • Supports Acetylcholine Production
  • FDA GRAS-Affirmed Safety Status

3rd Party Lab Tested & Verified

See Why ND Alpha-GPC Is The Best

Updated On: 06/12/2026

$29.99 - $54.99

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ATTENTION: This product does not include a scoop. Learn more

Benefits

When You'll Notice Effects

3-4 Weeks (With Immediate Effects)

Alpha GPC is a choline-containing supplement that supports cognitive function, enhances exercise performance, promotes brain health, and supports healthy choline levels, making it ideal for mental clarity and physical endurance.

  • Cognition
  • Endurance
  • Inflammation
  • Neuroprotection

Why ND Alpha-gpc?

A premium Alpha-GPC standardized to 99% purity for maximum choline delivery
test

How To Take

Dose
Dose

300mg (Per Serving)

Timing
Timing

Flexible

How to Take
How to Take

With Or Without Food

Frequency
Frequency

1 Time Daily

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  • About Alpha GPC Powder

    Alpha-GPC 99% Powder delivers a highly concentrated form of alpha-glycerylphosphorylcholine, a naturally occurring choline compound found in the brain and select foods. This phospholipid serves as one of the most bioavailable sources of choline, crossing the blood-brain barrier efficiently to support acetylcholine synthesis and cognitive function.

    Our Alpha GPC Story

    We recognized a significant gap in the Alpha-GPC market where most products suffered from poor storage practices or compromised purity standards. Many suppliers struggled with Alpha-GPC's hygroscopic nature, leading to clumping and degradation that frustrated customers and undermined the compound's effectiveness.

    Our approach centered on achieving maximum purity while addressing the storage challenges inherent to this compound. We developed specialized handling and packaging protocols to deliver Alpha-GPC at 99% purity, the highest practical concentration before hygroscopic effects become unmanageable. This also explains why we offer our Alpha-GPC 50% Powder as an alternative for those seeking easier handling characteristics without sacrificing quality.

    Benefits

    • Supports Cognitive Function: Alpha-GPC acts as a precursor to acetylcholine, the neurotransmitter responsible for memory formation, concentration, logical reasoning, and learning processes.
    • Supports Exercise Performance: Studies indicate that alpha-GPC supports physical performance by optimizing neuromuscular transmission and supporting the mind-muscle connection during training.
    • Supports Brain Health: Alpha-GPC promotes synaptic plasticity, your brain's ability to adapt and form new neural connections, which supports information retrieval and retention capabilities.
    • Supports Brain Choline Levels: This highly bioavailable choline compound crosses the blood-brain barrier efficiently to deliver choline directly where it's needed for optimal neurological function.

    Alpha-GPC also supports overall brain health supplements by contributing to cellular membrane integrity and phospholipid metabolism. The compound occurs naturally in brain tissue and serves as a phospholipid, making it an essential building block for maintaining healthy neuronal structure and communication pathways throughout the central nervous system.

    Quality and Standardization

    • 99% Purity Specification: Our Alpha-GPC powder delivers 99% pure alpha-glycerylphosphorylcholine, verified through rigorous analytical testing to ensure maximum potency without unnecessary fillers or excipients.
    • Naturally Derived & Non-GMO: We source our Alpha-GPC from natural origins and manufacture it with organic ingredients, maintaining GRAS (Generally Recognized As Safe) status for your peace of mind.
    • Hygroscopic Protection Protocols: We implement specialized storage and packaging procedures to minimize moisture exposure during manufacturing and shipping, though we provide guidance for proper home storage to maintain powder integrity.
    • Third-Party Verification: Every batch undergoes comprehensive testing through our third-party labs to verify identity, purity, and potency specifications before release, with COA results available for each lot number.
    • Optimized Potency Balance: We deliberately maintain 99% purity rather than 100% to prevent rapid hygroscopic degradation while still delivering maximum choline bioavailability for cognitive enhancement.

    Mechanism of Action

    • Acetylcholine Synthesis: Alpha-GPC delivers choline directly across the blood-brain barrier, where it undergoes enzymatic conversion to acetylcholine through choline acetyltransferase activity, providing rapid neurotransmitter replenishment compared to other choline supplements.
    • Phospholipid Integration: The glycerophosphate backbone of alpha-GPC incorporates directly into neuronal membrane phospholipids, supporting membrane fluidity and cellular signaling pathways essential for synaptic transmission and neuroplasticity.
    • Cholinergic Receptor Activation: Enhanced acetylcholine availability from alpha-GPC supplementation activates both nicotinic and muscarinic receptors throughout the central nervous system, facilitating improved communication between neurons and supporting neurotransmitter supplements synergy.
    • Growth Hormone Pathway: Alpha-GPC supports the release of growth hormone through cholinergic pathways in the hypothalamus, contributing to its performance-enhancing effects and recovery support mechanisms observed in athletic populations.

    Overview of the Science

    Research indicates that alpha-GPC supports enhanced cognitive performance through multiple neurobiological mechanisms beyond simple neurotransmitter supplements [1][2]. Studies suggest that alpha-GPC administration supports growth hormone responses, promoting both cognitive and physical performance parameters [7]. Clinical investigations have demonstrated that alpha-GPC helps protect against age-related cognitive changes and supports neuronal recovery processes, with some research indicating enhanced hippocampal neurogenesis following supplementation [6]. Additionally, multicenter clinical trials have explored alpha-GPC's role in supporting mental recovery and cognitive function, particularly in populations experiencing age-related cognitive changes [5][8].

    The compound's bioavailability and rapid crossing of the blood-brain barrier distinguish it from other choline sources, with animal studies demonstrating that alpha-GPC supports memory function and enhances cholinergic transmission in the hippocampus [3]. Research suggests that alpha-GPC provides neuroprotective benefits and supports cognitive enhancement through its role as a phospholipid precursor, contributing to membrane integrity and cellular signaling processes [4]. Some studies indicate potential applications for supplements for brain injury recovery, though more research is needed to fully understand these mechanisms in healthy populations.

    [1] Bellar D et al. J Int Soc Sports Nutr. 2015;12:42.

    [2] Parnetti L et al. J Neurol Sci. 2007;257(1-2):264-9.

    [3] Sigala S et al. Eur J Pharmacol. 1992;211(3):359-64.

    [4] Traini E et al. Curr [...] Res. 2013;10(10):1070-9.

    [5] De Jesus Moreno Moreno M. Clin Ther. 2003;25(1):178-93.

    [6] Lee SH et al. Brain Res. 2017;1654(Pt A):66-76.

    [7] Ceda GP et al. Horm Metab Res. 1992;24(3):119-21.

    [8] Barbagallo Sangiorgi G et al. Ann N Y Acad Sci. 1994;717:253-69.

    Ingredients

    Alpha-GPC 99%:

    • Alpha-Glycerylphosphorylcholine (Alpha-GPC)
    • 99% purity by HPLC analysis
    • 300mg per serving

    Our 99% purity specification represents the highest concentration available without compromising stability. This near-pharmaceutical grade ensures minimal moisture absorption and maximum active compound delivery, addressing the hygroscopic challenges that plague lower-grade alpha-GPC products. The 99% threshold provides an optimal balance between potency and shelf stability for memory and fitness applications.

    LACTOSE FREE
    GLUTEN FREE
    NON-GMO
    VEGAN
  • Frequently asked questions

    1. Can I stack Alpha GPC with other Nootropics Depot products?

      Yes, Alpha GPC stacks well with many nootropics, pairing especially well with Lion's Mane and other cognitive enhancers that benefit from increased acetylcholine availability. Its high purity and flexible dosing make it easy to incorporate into custom stacks.

    2. How do I measure 300mg with Alpha GPC powder?

      Alpha GPC powder requires a milligram scale for accurate 300mg dosing. No scoop is included, so a digital milligram scale is strongly recommended.

    3. Why does Nootropics Depot offer 99% vs 50% Alpha GPC?

      99% Alpha GPC delivers more concentrated alpha-glycerylphosphorylcholine with fewer fillers, enabling precise dosing and better value than 50% formulations. The higher purity also improves stability, since Alpha GPC is hygroscopic by nature.

    4. Does Nootropics Depot's Alpha GPC include a measuring scoop?

      No, our Alpha GPC 99% Powder does not include a measuring scoop. We recommend using a milligram scale for accurate measurement due to the precise dosing requirements.

    5. What makes Nootropics Depot's Alpha GPC better than competitors?

      Our Alpha GPC is 99% pure, with specialized handling protocols to prevent hygroscopic clumping, and every batch is third-party tested for purity and potency.

    6. Is Alpha GPC safe?

      Yes, Alpha GPC is considered safe for most healthy adults and holds FDA GRAS-affirmed status. Our 99% Alpha GPC is third-party tested, though some users experience mild headaches or digestive upset initially.

    7. What is Alpha GPC?

      This phospholipid crosses the blood-brain barrier efficiently to support acetylcholine synthesis, which is crucial for cognitive function, memory formation, and neural communication. Our 99% Alpha-GPC powder delivers a highly concentrated form that supports both cognitive performance and exercise performance through enhanced neurotransmitter production.

    8. How much Alpha GPC per day?

      The effective daily dose ranges from 300-600mg, with most users finding 400-500mg optimal for cognitive support. Our 99% Alpha GPC powder allows precise dosing flexibility, start with 300mg and adjust based on your response.

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Alpha GPC Powder | 99%

Alpha GPC Powder | 99%

$29.99 - $54.99