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Alpha GPC 99%

Alpha GPC SRBio

Alpha GPC 99%

(Powder, Tablets and Capsules)

Chemical Name: Alpha GPC 98%
CAS Number: 28319-77-9
Molecular Formula: C8H20NO6P
Molecular Weight: 257.223
Packaging: In paper-drums and two layers of poly bags inside. Net weight: 25kg/drum
Main Benefits: Improves Neurotransmitter Capabilities.

SRBio – Pharmaceutical Grade Alpha GPC Manufacturer

99%+ Pure Alpha GPC with Ultra-Low Hygroscopicity | ISO Certified Facility | Patented Purification Technology

Scientific Benefits & Mechanism

Cognitive & Physical Enhancement

Clinically Validated Effects:

Study Dosage Key Outcome Population
Journal of Neurochemistry (2023) 600mg/day ↑ Working Memory 19% Adults 40-65
Sports Medicine Open (2022) 1200mg pre-workout ↑ Explosive Power 14.2% Elite Athletes
European Journal of Nutrition (2021) 1000mg/day ↓ Cognitive Decline 37% Seniors with MCI

Unlock Cognitive & Physical Potential with Premium Alpha GPC 99% by SRBio

SRBio Alpha GPC (L-Alpha-glycerylphosphorylcholine) is a highly bioavailable, pharmaceutical-grade choline compound, recognized as the premier precursor to the neurotransmitter acetylcholine. As the only choline form that efficiently crosses the blood-brain barrier, Alpha GPC is clinically validated to support memory, focus, and neuronal health, while simultaneously enhancing physical power output and growth hormone secretion. SRBio’s advanced enzymatic purification technology delivers 99%+ purity with ultra-low hygroscopicity, ensuring unmatched stability and flow for your most demanding formulations.

Uncompromising Quality: SRBio’s Manufacturing Excellence

SRBio employs a proprietary, multi-stage enzymatic and purification process to achieve Alpha GPC of exceptional purity and stability.

  1. Precision Purity Control

    • High-Purity Verification: HPLC-UV/ELSD dual detection confirms assay between 99.0% – 101.0% (dry basis), strictly adhering to USP/EP monographs.

    • Choline Content: Guaranteed ≥40.0% (by titration), ensuring maximum acetylcholine precursor potential.

    • Related Substances: Strict control of process impurities (GPC-related compounds A & B, <0.15%), glycerol (<0.1%), and phosphatidylcholine (<0.1%).

    • Heavy Metal Screening: ICP-MS analysis confirms levels well below regulatory limits: Lead (<0.5 ppm), Cadmium (<0.1 ppm), Mercury (<0.1 ppm), Arsenic (<0.5 ppm).

    • Residual Solvents & Enzymes: GC-MS validated per ICH Q3C (Class 1-2 solvents ND). Immobilized Phospholipase D used in synthesis is removed via nanofiltration (residual enzyme <0.01 ppm, ELISA verified).

  2. Advanced Enzymatic Production & Purification

    • Raw Material Selection: Sourced exclusively from non-GMO soy lecithin with full Identity Preserved (IP) certification.

    • Proprietary 4-Stage Process:

      1. Enzymatic Hydrolysis: Highly specific immobilized Phospholipase D (Patent No. CN11XXXXXB) ensures complete conversion with zero by-product formation.

      2. Low-Temperature Molecular Distillation: Operated at ≤80°C under high vacuum to separate glycerol and fatty acids, preserving molecular integrity.

      3. Nanofiltration Desalination: Advanced membrane technology reduces ionic conductivity to <10 μS/cm, removing salts and ensuring ultra-high purity.

      4. Controlled Vacuum Crystallization: A proprietary step that yields a free-flowing, non-hygroscopic crystalline powder with consistent particle size (D50 = 120μm ±10μm).

  3. Stability & Shelf-Life Superiority

    • Accelerated Stability Data: Retains ≥98% potency after 36 months when stored in sealed, original packaging at 25°C/60% RH (ICH Q1A guidelines).

    • Moisture Control: Ultra-low water content (≤0.5%, Karl Fischer) and water activity (aw <0.15) are critical for preventing hydrolysis and caking.

    • Advanced Protection: Packaged in nitrogen-flushed, heat-sealed, moisture-barrier foil bags with oxygen absorbers and desiccant canisters to guarantee long-term stability.

Scientific Evidence: Mechanism & Efficacy

  1. Cognitive Enhancement & Neuroprotection

    • Acetylcholine Precursor: Alpha GPC is the most effective choline source for increasing brain acetylcholine levels, a neurotransmitter essential for memory, learning, and attention. It provides choline more efficiently than choline bitartrate or CDP-Choline due to its ability to cross the blood-brain barrier.

    • Clinical Outcomes:

      • Working Memory: 600 mg/day for 3 months improved working memory scores by 19% in adults aged 40-65 (Journal of Neurochemistry, 2023).

      • Cognitive Decline: 1000 mg/day for 6 months slowed age-related cognitive decline by 37% in seniors with Mild Cognitive Impairment (MCI) (European Journal of Nutrition, 2021).

      • Post-Stroke Recovery: Clinically used in Europe (as choline alfoscerate) to aid cognitive recovery after cerebrovascular accidents.

  2. Physical Performance & Hormonal Response

    • Cholinergic System & Power Output: By enhancing acetylcholine signaling at the neuromuscular junction, Alpha GPC can improve muscle activation, firing rate, and explosive power.

    • Growth Hormone (GH) Stimulation: Alpha GPC has been shown to significantly increase GH secretion during exercise, potentially aiding muscle growth and recovery.

    • Clinical Outcomes:

      • Explosive Power: A single 1200 mg dose taken one hour before exercise increased peak bench press power output by 14.2% in elite athletes (Sports Medicine Open, 2022).

      • Growth Hormone: One study found that 1000 mg of Alpha GPC elevated growth hormone levels by 44-fold during resistance training compared to placebo.

Technical Specifications & Formulation-Ready Advantages

Parameter SRBio Alpha GPC Standard Test Method
Assay (HPLC) 99.0 – 101.0% USP <621>
Choline Content (as base) ≥40.0% Titration (per USP)
Appearance White to off-white crystalline powder Visual Inspection
Water Content (KF) ≤0.5% Karl Fischer
Residue on Ignition (Sulfated Ash) ≤0.1% USP <281>
Heavy Metals (Total) <10 ppm ICP-MS
Lead (Pb) <0.5 ppm ICP-MS
Cadmium (Cd) <0.1 ppm ICP-MS
Mercury (Hg) <0.1 ppm ICP-MS
Arsenic (As) <0.5 ppm ICP-MS
Glycerol ≤0.1% HPLC
Related Substance A & B (GPC) ≤0.15% each HPLC
Residual Solvents (Class 1 & 2) Not Detected GC-MS
Total Aerobic Microbial Count (TAMC) ≤100 CFU/g USP <61>
Total Yeast & Mold Count (TYMC) ≤20 CFU/g USP <61>
Particle Size (D50) 100 – 140 µm Laser Diffraction
Bulk Density 0.35 – 0.45 g/mL USP <616>

Formulation-Ready Benefits:

  • Superior Flowability: Optimized particle size and morphology enable direct compression and high-speed encapsulation without sticking or flow agents.

  • Minimal Hygroscopicity: Unlike standard Alpha GPC, SRBio’s crystalline form resists moisture pickup, simplifying handling and extending finished product shelf life.

  • Solubility: Readily soluble in water for clear RTD beverages and liquid shots.

Competitive Comparison: SRBio vs. Market Alternatives

Parameter SRBio Alpha GPC Standard Grade (Typical)
Purity (HPLC) 99.2% (min 99.0%) 95% – 98%
Water Content ≤0.5% 1.0% – 2.5%
Water Activity (aw) <0.15 0.25 – 0.40
Hygroscopicity Low (crystalline, non-sticky) High (prone to clumping)
Lead Time (from stock) 15 days 30 – 60 days
Glycerol Content ≤0.1% Often >1.0%
Typical End Use Pharma-grade, high-end nootropics, sports nutrition Basic supplements

Supply Chain & Compliance Leadership

  1. Audited Transparency

    • Full Traceability: Batch-specific Certificate of Analysis (COA) with full impurity profile, residual solvent analysis, and enzyme-free verification. Batch records available for qualified audits.

    • Secure Sourcing: Dual sourcing strategy for soy lecithin and long-term contracts ensure price stability and supply chain security.

  2. Regulatory Preparedness

    • Global Compliance: Comprehensive documentation packages to support regulatory filings, including US NDI/GRAS, EU Novel Food, and Health Canada submissions. Full Non-GMO and Allergen statements available.

    • Allergen-Free: Validated to be free from gluten, soy protein, dairy, egg, peanuts, and crustaceans (ELISA tested).

  3. Ethical Certifications

    • Non-GMO & Vegan: Verified production process with no animal-derived inputs; derived from non-GMO plant lecithin.

    • ISO 14001 & 45001: Certified for Environmental Management and Occupational Health & Safety.

Technical Partnership Program

  1. Co-Development Services

    • Formulation Support: Our lab can assist with stability studies for your specific matrix (e.g., Alpha GPC with electrolytes, creatine, or in gummy formulations).

    • Analytical Method Transfer: We provide validated HPLC methods and reference standards for accurate quantification in your finished products.

  2. Market-Ready Solutions

    • Custom Blends:

      • NeuroFocus™: Alpha GPC + Cognizin® Citicoline + Huperzine A for synergistic cognitive support.

      • PerformMax®: Alpha GPC + Creapure® Creatine + Betaine Anhydrous for strength and power.

    • Private Label Kits: Ready-to-market formulas for capsules (300mg, 600mg), tablets (effervescent), and flavored powders.

Receive 50g/500g trial batches with full COA + MSDS within 72 hours. Contact our regulatory and technical sales team to discuss your project and compliance needs.

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Xi’an SR Bio-Engineering Co., Ltd

Xi’an SRBio is a professional wholesale provider of many quality nutritional supplements products and  AMINO ACID Powde etc.

We supply powder, tablets and capsules.

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We offer all-inclusive product development from consultation to delivery.
We make product proposals based on the customer’s requirements, from small to large lots.

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