Magnesium L-Threonate is a magnesium salt of L-threonic acid used as a magnesium ingredient in selected nutritional supplement formulations. It has attracted scientific interest because researchers have investigated its relationship with magnesium availability in the brain, cognitive performance and sleep-related outcomes.
Magnesium is an essential mineral involved in normal muscle and nerve function, energy metabolism and numerous physiological processes. Magnesium L-Threonate is a particular chemical form of magnesium and should not be assumed to have the same elemental magnesium concentration as other magnesium salts.
The quality and composition of commercial Magnesium L-Threonate depend on the manufacturing process, hydration state and product grade. Buyers should verify the exact chemical identity, assay, elemental magnesium percentage, moisture content and other quality parameters using the current technical data sheet (TDS) and certificate of analysis (CoA).
Magnesium L-Threonate is formed from magnesium and L-threonate. Both anhydrous and hydrated forms are described in chemical reference sources. These forms have different molecular formulas and molecular weights, making it important to identify the exact material being supplied.
For the anhydrous form, a commonly listed molecular formula is C₈H₁₄MgO₁₀, with a molecular weight of approximately 294.50 g/mol. The monohydrate form is listed as C₈H₁₆MgO₁₁, with a molecular weight of approximately 312.51 g/mol. The CAS number must be selected according to the exact chemical form and verified against the supplier's documentation.
Magnesium L-Threonate has been investigated in studies involving cognition and sleep. A randomised controlled trial published in 2026 examined a specific branded magnesium L-threonate product in adults with self-reported sleep dissatisfaction. The researchers reported improvements in some cognitive measures, while several sleep outcomes did not differ significantly from placebo.
These findings are preliminary and product-specific. They do not establish that every Magnesium L-Threonate ingredient produces the same effects, nor do they establish that the ingredient treats memory disorders, insomnia or other medical conditions.
Depending on its grade and regulatory status, Magnesium L-Threonate may be used as a magnesium source in dietary supplement formulations. Finished-product manufacturers should verify elemental magnesium content, permitted daily intake, ingredient purity and local regulatory requirements.
The ingredient may be evaluated for capsule, tablet or other supplement formats. Suitability depends on particle characteristics, flow properties, moisture, formulation compatibility and the specifications of the supplied grade.
Magnesium L-Threonate may be considered for suitable powder formulations. Formulators should assess its taste, dispersibility, stability and compatibility with other ingredients before commercial production.
The ingredient may also be used in qualified research and product-development settings where the precise chemical identity and documented composition are required.
Before purchasing Magnesium L-Threonate, buyers should request a current TDS, batch CoA, safety data sheet (SDS), ingredient declaration and applicable regulatory documentation.
Important parameters include chemical identification, elemental magnesium assay, L-threonate content, moisture or loss on drying, solubility, pH, residual oxalate where applicable, heavy metals and other relevant contaminants. All values should be confirmed for the exact grade rather than copied from a different product or chemical form.
Store Magnesium L-Threonate in sealed packaging under the manufacturer's recommended conditions. Protect the ingredient from moisture and contamination, and follow the supplier's handling instructions and documented shelf life.
The suitability of Magnesium L-Threonate for food supplements varies by market and product conditions. Before commercial use, confirm the exact ingredient form, permitted use, purity criteria, applicable limits and required documentation in the destination country.
Contact Mediocon Inc. to enquire about Magnesium L-Threonate specifications, grade, packaging, availability and commercial supply. Request the latest technical documentation to confirm chemical identity, elemental magnesium content, quality parameters and regulatory suitability before purchase.
| Parameter | Specification |
|---|---|
| Appearance | White to off-white powder |
Mediocon Inc is a GMP-certified API manufacturer and bulk pharmaceutical ingredient supplier based in Aurangabad, Maharashtra, India. We specialise in supplying Magnesium L-Threonate Manufacturer in India | Mediocon Inc. and over 1,000 other Active Pharmaceutical Ingredients, excipients, herbal extracts, and nutraceutical ingredients to pharmaceutical manufacturers worldwide.
Our Magnesium L-Threonate Manufacturer in India | Mediocon Inc. is manufactured under strict quality management protocols compliant with WHO-GMP, ISO 9001:2015, and major pharmacopoeial standards (IP, BP, USP, EP). Every batch undergoes full analytical testing before release with a Certificate of Analysis.
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