Magnesium L-threonate Powder
Buy Bulk Magnesium L Threonate From Kintainutri® Supplier
Kintainutri® is a professional manufacturer of supplemental pharmaceutical raw materials. We produce Magnesium L-Threonate (MgT) powder using a chemical synthesis process. HPLC analysis shows that the product has a purity of up to 99% and low impurity content. The specific information for Powder Magnesium L-threonate is as follows:
Magnesium threonate is a magnesium chelate formed by magnesium ions and L-threonic acid (a metabolite of vitamin C). It has the effects of improving memory, relieving migraines, preventing Alzheimer's disease, improving sleep, and supporting brain health. It can be widely used in food, supplements and other fields.
Contact us Magnesium L Threonate Powder Specification
| Item | Specifications | Results |
|---|---|---|
| Appearance | White powder | Conforms |
| Assay | ≥99.0% | 99.8% |
| Loss on drying | ≤1.0% | 0.8% |
| Magnesium content (dry basis) | 7.25-8.3% | 8.06% |
| PH | 5.8-7.0 | 6.11 |
| Heavy Metals | ||
| Arsenic | ≤0.6 ppm | 0.1 ppm |
| Lead | ≤0.2 ppm | 0.1 ppm |
| Mercury | ≤0.25 ppm | 0.15 ppm |
| Microbiological Tests | ||
| Total plate count(cfu/g) | ≤1000 cfu/g | <1000 cfu/g |
| Total Yeast & mold | ≤25 cfu/g | <25 cfu/g |
| E.Coliforms | ≤10 cfu/g | <10 cfu/g |
| S.aureus | Negative | Negative |
| Salmonella | Negative | Negative |
| Shigella | Negative | Negative |
| Hemolytic streptococcus | Negative | Negative |
| Conclusion | Confirm to Specification and Standards. | |
Magnesium L Threonate Production Process
The main production process of magnesium L-threonate powder Production Processis shown below.

Regulatory Status of Magnesium L Threonate Powder
● United States: GRAS certified in 2014, allowing it to be added to dietary supplements and functional foods;
● China: In 2016, the National Health and Family Planning Commission of China approved it as a new variety of nutritional fortifier, which is allowed to be used in modified milk powder (excluding infant milk powder and maternal milk powder) and beverages (excluding packaged drinking water and solid beverages).
Magnesium L-threonate Powder Benefits
Magnesium L-threonate For Hair Loss
Magnesium L-threonine can improve hair loss by regulating magnesium ion levels in the body, providing essential mineral nutrition support for hair follicle growth, and helping to maintain normal physiological function and metabolic activity of hair follicles. At the same time, it can help improve scalp microcirculation, promote the delivery of nutrients to hair follicles, enhance the health of hair follicles, and reduce hair loss caused by insufficient nutrient supply. In addition, this substance can also help regulate the stability of the scalp environment by participating in related biochemical reactions in the body, reducing the damage of inflammatory responses to hair follicles, thereby helping to slow down the hair loss process and support healthy hair growth.
Magnesium L-threonate For Sleep
Experiments have shown that magnesium threonate powder can effectively alleviate self-reported sleep-related functional impairment, especially in people with more severe sleep problems (PROMIS sleep score ≥56.5), and can also reduce their sleep disturbance symptoms.
At the same time, it can significantly reduce resting heart rate during sleep and increase heart rate variability, reflecting its effect on improving autonomic nervous system balance, which helps reduce stress and enhance the body's relaxation during sleep. Furthermore, L-threonate magnesium was well tolerated with no significant adverse reactions observed. Overall, L-threonate magnesium not only helps alleviate subjective sleep disturbances but also creates a more favorable internal environment for sleep by regulating physiological states.
Magnesium L-threonate For Brain Health
Magnesium L-threonate for Brain Health offers multiple benefits as a highly bioavailable magnesium supplement. It can effectively cross the blood-brain barrier, increasing intracerebral magnesium ion concentration, enhancing neuronal viability, and mitigating cerebral infarction caused by hypoxia and other injuries. Furthermore, magnesium L-threonate for cognitive function works by upregulating the glutamate transporter EAAT4, which helps maintain synaptic glutamate balance and reduces excitotoxicity, thereby protecting learning and memory. Research confirms that pretreatment with MgT significantly improves behavioral and cognitive performance in hypoxic models, demonstrating clear neuroprotective effects, which underscores the role of magnesium L-threonate for memory preservation.

Image & Reference: https://link.springer.com/article/10.1186/s12868-020-00580-6.
Magnesium L-threonate For Anxiety
Magnesium L-threonate's effects and benefits on anxiety are mainly due to its ability to efficiently cross the blood-brain barrier and act directly on the central nervous system. By enhancing GABA-mediated inhibitory neurotransmission and reducing neuronal excitability, it effectively alleviates anxiety symptoms and reduces psychological stress.
It can also work synergistically with other ingredients (such as L-theanine, lemon balm extract, etc.) to exert a mild anti-anxiety effect; at the same time, it can improve sleep quality, reduce nighttime anxiety, and enhance cognitive function and emotional stability with long-term use, without the risk of dependence or side effects associated with traditional anti-anxiety drugs.
Magnesium L-threonate For Kids
L Threonic Acid Magnesium Salt, is a safe and well-tolerated supplement ingredient for children that supports their healthy growth in many ways. Small clinical trials have shown that it helps improve memory, cognitive function, and attention, and has potential benefits in relieving ADHD-related symptoms. Meanwhile, MgT can soothe nerves, improve sleep quality, and help children engage in daily activities in a better state.
And this ingredient also plays a positive role in maintaining regular bowel movements, relieving muscle discomfort, and supporting bone development. Therefore, using it as an ingredient in children's supplements is a reliable choice to support children's cognitive, emotional, and overall physical health.
What is Magnesium L-threonate Used For?
Magnesium L-threonate Powder is a white powder with good water solubility and bioavailability. As an organic magnesium salt, its solubility in the intestine is much higher than that of inorganic magnesium salts (such as magnesium oxide), with an absorption rate of over 80%. It is also less likely to cause gastrointestinal discomfort such as bloating and diarrhea. It is suitable for various dosage forms, including capsules, gummies, oral liquids, tablets, and powders, and is suitable for long-term supplementation.
Magnesium L-threonate Supplement
Magnesium, a key mineral often overlooked in daily diets, is receiving increasing attention as people's demand for nutritional supplements and functional foods grows. Among them, L-threonate magnesium, which has high bioavailability, has become the focus of market attention.
Currently, magnesium threonate has been widely used in various products such as capsules, ready-to-drink beverages, snack bars, and gummies, providing consumers with flexible and diverse supplementation options. Among these, Magnesium L-threonate Gummies and Magnesium L-threonate Capsules are commonly utilized to support brain health, enhance attention, improve memory, and boost cognitive function.
Is Magnesium L-threonate Safe?
Multiple toxicology studies have shown that Magnesium L-threonate has no mutagenicity or risk of chromosomal damage; the no-observed-adverse-effect level (NOAEL) determined in a 90-day repeated-dose rat study was as high as 2000 mg/kg body weight/day, which is much higher than the estimated exposure level in adults; and no related adverse safety issues have been reported in human clinical trials.
The EFSA assessment indicated that MgT at the maximum daily intake (3000 mg) posed no risk of genotoxicity; at high doses there was no significant risk of death; at regular doses there was no organ damage, and high doses may affect the digestive system but this is reversible; short-term use of a high dose of 600 mg of magnesium daily, although the incidence of gastrointestinal reactions increased, did not pose a serious safety hazard and was reversible.
Magnesium L Threonate Recommended Dosage
• The recommended dietary intake of magnesium for adult men and women is 420 mg and 320 mg per day, respectively. A 2000 mg dose of magnesium threonate usually only provides about 144 mg of elemental magnesium, so the recommended intake of MgT is about 1500-2000 mg.
• The EFSA for MgT in adults is set at 3000 mg/day, excluding pregnant and lactating women.
• Targeted improvement (mild cognitive impairment/anxiety): 2000mg daily, can be combined with vitamin D, etc.

Where to Buy Magnesium L Threonate Powder?
Kintainutri® supplies high-purity (99%) Magnesium L Threonate Powder. Choose us for our core strengths:
✅ Our product employs an optimized chemical synthesis pathway, relying on hydrogen peroxide hydrolase to achieve full reaction and low-temperature decomposition of residual hydrogen peroxide. At the same time, precise control of the magnesium source dropping rate further enhances reaction efficiency and product purity.
✅ Secondly, we use spray drying technology to replace traditional concentration crystallization, which avoids the problem of viscous crystallization from the source. There is no need to add seed crystals and crystallizers. While effectively controlling production costs, we can significantly improve product yield, resulting in a final product with better performance in terms of particle shape, solubility and stability.
✅ Finally, we can provide complete quality documentation support, including COA/MADS, to ensure that the ingredients, purity, and safety of each batch of products are traceable and comply with standards.
✅ Our product employs an optimized chemical synthesis pathway, relying on hydrogen peroxide hydrolase to achieve full reaction and low-temperature decomposition of residual hydrogen peroxide. At the same time, precise control of the magnesium source dropping rate further enhances reaction efficiency and product purity.
✅ Secondly, we use spray drying technology to replace traditional concentration crystallization, which avoids the problem of viscous crystallization from the source. There is no need to add seed crystals and crystallizers. While effectively controlling production costs, we can significantly improve product yield, resulting in a final product with better performance in terms of particle shape, solubility and stability.
✅ Finally, we can provide complete quality documentation support, including COA/MADS, to ensure that the ingredients, purity, and safety of each batch of products are traceable and comply with standards.
*KINTAI Promise All Products: Non-Irradiated / Non-ETO/ Treat by Heat Only / Non-GMO
Shipping & Packaging
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● Packaging: Inside food grade bag, outer aluminum foil bag.25kg use double-layer plastic container/fiber drum.Or your choice.● OEM Service Available: Customized packaging available, click here to know more.● Shipping: DHL / FEDEX / EMS/ BY AIR / BY SEA● American Warehouse: KINTAI put over 100 natural plant extract ingredients in our US warehouse for fast delivery.● Payment: We accept payment by T/T, L/C, Paypal, and Wester Union.Please contact us and we will guide you with an easy and professional way for your order.
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