Our brand Landnutra supplies a high‑purity bulk magnesium threonate powder- a novel magnesium chelate engineered to cross the blood‑brain barrier, standardized to ≥98% purity by HPLC, specifically designed to elevate brain magnesium levels, support cognitive performance, memory consolidation and deep sleep without gastrointestinal discomfort. This fine white powder dissolves instantly in water, offers a neutral taste and fits clean‑label nootropic capsules, powder blends and functional beverages - the preferred choice for brands sourcing bulk magnesium threonate powder with consistent quality.
Specification: ≥98.0% (HPLC)
Sample: Sample Available
Test method: HPLC / ICP‑MS / Optical Rotation
Synonyms: Magnesium L‑Threonate, L‑Threonic acid magnesium salt, Magtein® equivalent
MOQ: 1 KG | Package: 1kg/aluminum foil bag, 25kgs/fiber drum
Certificate: HACCP, ISO 22000, HALAL, GMP, Kosher (available upon request)
Molecular Formula: Mg(C₄H₅O₅)₂ | CAS: 778571-57-6
Product Characteristics
Appearance
Purity
Solubility
pH (1% Solution)
Particle Size
Produced via solvent‑free chelation of fermentation‑derived L‑Threonic acid with a high‑purity magnesium source, under cGMP, with full traceability - vegan, non‑GMO.
Benefits of bulk magnesium threonate powder
01 Enhances Synaptic Density & Cognitive Function
The only magnesium form proven to effectively cross the blood‑brain barrier and significantly raise cerebrospinal fluid and neuronal free magnesium levels, supporting NMDA receptor function, synaptic plasticity, learning and memory consolidation.
02 Improves Sleep Quality & Circadian Rhythm
Up‑regulates GABAergic activity and pineal melatonin secretion, helping the brain shift into deep relaxation - shortening sleep onset, extending deep sleep duration, without next‑day grogginess.
03 Neuroprotection & Antioxidant Defense
Elevating brain magnesium reduces excess cortisol release, protects hippocampal neurons against oxidative stress and supports long‑term brain health and emotional balance.
04 No Gastrointestinal Discomfort
Unlike traditional forms such as magnesium oxide or citrate, Magnesium Threonate releases minimal free magnesium ions in the GI tract, significantly reducing the risk of diarrhea or abdominal cramps - ideal for sensitive individuals and long‑term supplementation.
05 High Purity, Ultra‑Low Heavy Metals
Every batch is tested by ICP‑MS to keep lead, arsenic, cadmium and mercury at ultra‑low limits, complying with USP, EP and EU Novel Food requirements, ensuring finished product safety.
06 Flexible Formulation Compatibility
Excellent solubility and neutral taste allow easy integration into instant stick packs, capsules, chewable tablets, effervescent tablets and functional beverages; blends seamlessly with L‑Theanine, Phosphatidylserine, GABA and other nootropics.
Application Fields
Cognitive & Brain Health Formulas (Hero Application): Nootropic capsules, focus‑enhancing study supplements, neural longevity products.
Sleep & Relaxation Support: Pre‑bed magnesium powder sticks, sleep gummies, stress‑relief complexes.
Sports Recovery & Neuromuscular Function: Post‑exercise recovery blends, anti‑fatigue effervescent tablets.
Mood & Stress Management: Daytime balance formulas combined with Ashwagandha or Magnesium Glycinate.
Senior Brain Health & Memory Maintenance: Nutritional interventions targeting age‑related cognitive decline.
Production Process
Product Quality Advantage
Annual Capacity: 1,500 Tons | 15+ years of cosmetic active ingredient expertiseProfessional ODM/OEM Services
Our brand Landnutra provides full‑service finished product manufacturing with Magnesium Threonate Powder as the active:
Finished Dosage Forms – 250mg/500mg vegetarian or gelatin capsules; direct‑compression or wet‑granulation tablets (debossing available); instant powder stick packs (blended with L‑Theanine, GABA, Vitamin B6); chewable gummies and effervescent tablets; ready‑to‑drink brain health beverages.
Additional Support – Flavor masking, sweetener system optimization, third‑party certifications (Kosher, HALAL, NSF), accelerated stability studies, label claim review and regulatory dossier compilation.
Beyond Magnesium Threonate, our brand Landnutra also supplies Magnesium Glycinate powder (high absorption, anti‑stress) and Magnesium Citrate powder (gentle bowel support) - allowing cross‑category sourcing under the same quality system.
As dedicated magnesium threonate powder manufacturers, we provide scalable supply from 1‑kg evaluation samples to multi‑ton bulk orders, supporting wholesale magnesium threonate powder with flexible MOQs; for the latest magnesium threonate powder price list or a tailored quotation, reach out at Email: wangjing@landnutra.com or WhatsApp: +86 18092657549 - we respond within one business day with full technical documentation.
FAQ
| Test Item | Specification (Cosmetic Grade) | Test Result | Conclusion |
|---|---|---|---|
| Appearance | White to off‑white fine powder | Conforms | Pass |
| Assay (Magnesium L‑Threonate, HPLC) | ≥98.0% | 98.6% | Pass |
| Magnesium Content (ICP‑MS) | 7.2% – 8.3% | 7.8% | Pass |
| pH (1% solution) | 6.0 – 7.5 | 6.8 | Pass |
| Loss on Drying | ≤1.5% | 0.7% | Pass |
| Lead (Pb) | ≤0.5 ppm | <0.1 ppm | Pass |
| Arsenic (As) | ≤0.5 ppm | <0.05 ppm | Pass |
| Cadmium (Cd) | ≤0.3 ppm | <0.01 ppm | Pass |
| Mercury (Hg) | ≤0.1 ppm | <0.01 ppm | Pass |
| Total Plate Count | ≤1,000 cfu/g | <100 cfu/g | Pass |
| E. Coli / Salmonella | Negative | Negative | Pass |
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