Magnesium L-Threonate has gained significant attention in the neurodivergent community because it is the best-studied form of magnesium specifically designed to increase magnesium levels in the brain with research linking these increases to improvements in attention, sensory processing, mood regulation, and sleep.
Yet most parents struggle to find reliable guidance:
What does the science actually show?
How much is safe for children?
Which South African products are authentic?
And does the form really matter?
This article answers all of those questions with verified data, including dosing clarity, product comparisons, COA-backed authenticity checks, and a practical liquid-prep method for children who can’t swallow capsules.
1. Why Magnesium Matters for Neurodivergent Brains
Magnesium is one of the brain’s quiet regulators. It helps control over 600 cellular reactions from how neurons fire, to how muscles relax, to how we fall asleep.
For neurodivergent individuals especially those with autism spectrum disorder (ASD) and attention-deficit/hyperactivity disorder (ADHD) magnesium plays an even more critical role.
- Regulating sensory sensitivity: Low magnesium levels are linked to increased nerve excitability, which can heighten sound, touch, or light sensitivity.
- Supporting emotional balance: Magnesium influences GABA and serotonin, the calming neurotransmitters that help manage anxiety, irritability, and mood swings.
- Improving attention and focus: In ADHD studies, magnesium supplementation (especially when combined with vitamin B6) has been shown to reduce hyperactivity, restlessness, and improve attention span.
- Reducing sleep difficulties: Magnesium supports melatonin synthesis and helps the nervous system wind down before bed an issue many ND individuals struggle with.
Yet despite its importance, magnesium deficiency is surprisingly common in neurodivergent populations partly due to selective eating, gut absorption issues, and stress-related depletion.
2. Not All Magnesium Is the Same: Why the Salt Form Matters
Magnesium can’t be absorbed in its raw metallic form it must be bound to another molecule (called a “salt”) to be stable and usable by the body.
These binding molecules dramatically change how magnesium behaves once swallowed how much gets absorbed, where it travels, and how gentle it is on the gut.
Here’s a simple breakdown:
Each “salt” acts like a delivery vehicle. For example, citrate helps magnesium stay soluble in the gut (good absorption but may irritate), while glycinate uses amino-acid transporters (great for calm and sleep). But only Magnesium L-Threonate is designed to reach the brain.
3. What Makes Magnesium L-Threonate Different
Magnesium L-Threonate (often sold under the patented name Magtein®) pairs magnesium with L-threonic acid, a naturally occurring compound derived from vitamin C metabolism. This pairing changes how magnesium moves through the body.
Most magnesium salts mainly raise blood magnesium levels. Magnesium L-Threonate is unique because pre-clinical studies show it can increase magnesium inside the brain by crossing the blood–brain barrier (BBB), a tightly controlled membrane that protects the brain from most compounds.
This is critical because many neurological symptoms in ASD and ADHD including hyper-reactivity, poor focus, anxiety, and sleep disturbance involve neuronal over-excitability and impaired synaptic regulation. Raising magnesium in the brain, not just in the bloodstream, helps restore this balance.
Animal studies from the original Magtein MIT research team demonstrated that oral Magnesium L-Threonate increased cerebrospinal-fluid magnesium by 7–15% in 24 days which no other magnesium salt achieved. This led to measurable improvements in learning, memory, and synaptic density in the treated animals.
Human trials later echoed these findings where participants supplementing with magnesium L-Threonate showed improved working memory, executive function, and sleep quality compared to a placebo.
4. Why Crossing the Blood–Brain Barrier Matters
The blood–brain barrier (BBB) is both a protector and a gatekeeper. It shields the brain from toxins and pathogens, but it also blocks most nutrients from entering.
Only certain forms of magnesium those bound to small, brain-friendly molecules can cross effectively. The L-Threonate acid molecule acts as that “key.” It mimics natural vitamin C metabolites already present in the brain and cerebrospinal fluid, allowing the Magnesium L-Threonate complex to enter neural tissue where it can regulate:
- NMDA receptor activity (improving learning and memory)
- BDNF expression (supporting neuroplasticity)
- Synaptic efficiency (calming over-active neuronal firing)
For neurodivergent individuals, this means a form of magnesium that may actually influence the neurological systems tied to sensory overload, sleep regulation, and executive functioning rather than only working peripherally on muscle relaxation or digestion.
5. Understanding Magtein® and Magnesium L-Threonate
What is Magtein® ?
Magtein® is the brand name for one specific, patented version of Magnesium L-Threonate, created by scientists who discovered how to combine magnesium with L-threonic acid (a natural breakdown product of vitamin C) so that more magnesium can cross the blood–brain barrier.
The original research came from MIT and Tsinghua University in the 2000s. Those researchers later formed a company called Magceutics Inc., which licensed the raw material under the trademark Magtein®, now distributed globally by AIDP Inc.
So when you see Magtein® on a supplement label, it means:
- The magnesium L-Threonate inside was made by Magceutics/AIDP using their specific process.
- It comes with certified testing and identity verification, the same material used in the published clinical studies on memory, cognition, and brain magnesium levels.
Magtein® vs. Generic “Magnesium L-Threonate”
Chemically, both are the same molecule of Magnesium L-Threonate. The difference is traceability and proof:
So the compound is the same, but Magtein® is a traceable, validated version, you know where it came from, how it was made, and that it has the exact molecular form tested in research.
Why the Magtein® label matters?
For a parent choosing a product for her neurodivergent child, the Magtein® logo is mainly a shortcut for trust:
- It confirms the product is authentic Magnesium L-Threonate, not another magnesium salt re-labelled.
- It assures consistent purity and safety testing from batch to batch.
- It connects the product to actual scientific data on brain magnesium increases and cognitive improvements.
It doesn’t mean other products are bad it simply means Magtein® has proof on paper.
What about other brands of Generic Magnesium L-Threonate?
Some local or independent brands use Generic Magnesium L-Threonate without the Magtein® trademark.
That’s not automatically worse as long as the manufacturer can prove:
- The raw material truly is Magnesium L-Threonate (not glycinate or citrate),
- There’s a valid certificate of analysis (COA) confirming identity and purity, and
- It’s made under GMP standards with clean sourcing.
If those boxes are ticked, an unbranded, verified Generic Magnesium L-Threonate can perform just as well or even better in value and sensory tolerability. Our product review below shows the available Generic brands of Magnesium L-Threonate that meet these requirements.
The Required Dose of Magnesium L-Threonate
Magnesium L-Threonate is different from other magnesium supplements because its goal is brain absorption, not high elemental magnesium levels. That means:
- The capsule number looks high
- The actual elemental magnesium is low
- This is normal and expected
Most of the research has been done in adults, so for children we must use verified upper safety limits and not guesswork.
Medical Disclaimer - This article is for general education, not medical advice. Always speak to your paediatrician or healthcare provider before starting, stopping, or changing any supplement, especially in children or in people taking chronic medication or with existing health conditions.
What the Human Studies Actually Used (Adults Only)
Adult studies typically used:
- 1.5–2 grams/day of Magnesium L-Threonate compound
→ provides 100–200 mg of elemental Mg/day
This dose was safe for adults for short-term use in studies on memory, sleep, stress, and cognition.
What About Kids?
There are no clinical trials using Magnesium L-Threonate in autistic or ADHD children.
So the safest way to think about dosing is to:
- Stay below the official magnesium Upper Limits (ULs) for children
- Focus on elemental magnesium, not the capsule weight
- Involve a pediatrician for anything long-term or therapeutic
How Much Elemental Magnesium is in Magnesium L-Threonate?
Magnesium L-Threonate only delivers around 7-8% elemental magnesium.
A 500 mg capsule of Magnesium L-Threonate contains around 41mg of elemental magnesium.
This is why even 2–3 capsules usually remain within safe upper limits for children.
Different brands yield slightly different elemental magnesium (typically 7–10% per 500 mg capsule) depending on the exact raw material and assay results. Always check the product label where available.
Clear, Simple Guidance for Parents
The safest way to use Magnesium L-Threonate in children is:
Dose = 1 capsule (500 mg) per day for most children 4-8 years old
- Gives around 41mg elemental magnesium
- Stays below upper limits for every age group
- Is aligned with the lower end of adult study ranges
- Minimizes the risk of loose stools or stomach upset
- Provides the neuro-specific form without exceeding safety limits
If improvement is needed, older children (9–18 years) may safely increase to:
2 capsules per day (split morning + evening)
→ 83 mg elemental magnesium
→ Well below the 350 mg/day upper limit
If any dose higher than this is being considered, it must be done under the supervision of a medical doctor or pediatrician.
Do NOT exceed:
- 1 capsule (500mg)/day for ages 4–8 unless a doctor advises
- 2 capsules (1000mg)/day for ages 9–18 unless supervised clinically by a doctor
- Not recommend for children under 4 years old unless specifically guided by a pediatrician.
Neuromum Final Takeaway
For children, the safest and clearest dose of Magnesium L-Threonate is:
→ 1 capsule (500mg) per day for any child above 4 years
→ 2 capsules (1000mg) per day only for teens (9–18 years) if needed and advised by your doctor
Timing Tips
- Morning dose: supports attention, reduces restlessness, complements ADHD medication schedules.
- Evening dose: aids relaxation, sleep quality, and morning calmness.
- Avoid combining with high-calcium meals (like milk or cheese or yoghurt) within the same hour as calcium competes with magnesium absorption.
Magnesium L-Threonate Products available in South Africa
How Neuromum Reviews Magnesium L-Threonate Products
At Neuromum, every Magnesium L-Threonate product is reviewed using a strict, five-point framework built specifically for South African parents especially neurodivergent families who need safe, transparent, and sensory-friendly options. Our goal is to help parents quickly understand whether a product is legitimate, accurately formulated, correctly dosed, fairly priced, and suitable for ND children and adults.
We look at the following five criteria:
-
Product Overview & Company Legitimacy
We check who owns the brand, whether the company is registered and legitimate in South Africa, and whether there is a reliable business history behind the product. -
Active Ingredient Authenticity
We verify that the product contains real Magnesium L-Threonate, request Certificates of Analysis (COAs) from suppliers when possible, and review all excipients so parents know exactly what their child is ingesting. -
Dosing Accuracy
We examine both the compound dose and the elemental magnesium yield, evaluate dosing instructions, and assess whether the product aligns safely with age-based UL limits for children and adults. -
Price & Value
We compare the cost per capsule, cost per gram, and cost per mg of elemental magnesium to determine whether the product offers fair value for South African families. -
Applicability for the Neurodiverse Community
We assess how sensory-friendly the product is, whether it’s easy to swallow, suitable for micro-dosing, free of unnecessary additives, and aligned with the real-world needs of Autistic, ADHD, and sensory-sensitive users.
This combination of scientific verification, price analysis, and ND-specific practicality keeps Neuromum objective, transparent, and truly centred on what matters for families.
Magtein Magnesium L-Threonate Products Available in South Africa - Review
1. PrimeSelf Magnesium L-Threonate (Magtein®)
Brand and Company Legitimacy
PrimeSelf is a South African wellness brand founded by Tristan van Moerkerken, who openly identifies as a part of the neurodivergent community, a detail we especially value because it brings “lived experience authenticity” into their products. Their Quality Assurance framework is strong as ingredients come from vetted suppliers with verified COAs, manufacturing is done in ISO 9001 and cGMP-certified facilities, and every batch undergoes documented QA checks with retention samples. This positions PrimeSelf as a credible, locally grounded company with serious commitment to product integrity.
Product Overview
PrimeSelf Magnesium L-Threonate contains the patented Magtein® form of Magnesium L-Threonate in capsule form. Each capsule is labelled as 500 mg Magtein® (Magnesium L-Threonate) yielding 36 mg elemental magnesium.
Active Ingredient Authenticity
PrimeSelf Magnesium L-Threonate has been formally authenticated as containing genuine Magtein® which is the patented, clinically researched form of Magnesium L-Threonate. This confirmation comes from two independent sources: (1) written verification from the Magtein® parent company, and (2) the official Certificate of Analysis (COA) supplied by PrimeSelf, which explicitly identifies the raw material as Magtein® and confirms it meets all required FTIR identity, purity, and specification standards (including 101.3% assay and compliant L-threonic acid content) . Together, these documents establish that PrimeSelf is using the authentic patented active ingredient which is a critical quality marker for consumers seeking the clinically validated form shown to penetrate the brain effectively.
Product Dosing
Each PrimeSelf Magtein® capsule contains 500 mg of magnesium L-Threonate, which delivers approximately 36 mg of elemental magnesium per capsule with 60 capsules in a bottle. The product uses a cellulose capsule and includes microcrystalline cellulose as an excipient.
Price & Value (December 2026)
PrimeSelf Magtein® is priced at R599 for 60 capsules, which works out to roughly R9.98 per capsule. Given that each capsule delivers a full 500 mg of magnesium L-Threonate (≈36 mg elemental magnesium), the cost per mg of elemental magnesium is competitive compared to other Magtein-based products in South Africa. The per-bottle price sits in the mid-to-premium range, but the higher compound weight per capsule offers solid value for consumers specifically seeking the patented Magtein® form rather than a generic L-Threonate.
Availability
All major retailers (Takealot, Well Warehouse, Faithful to Nature)
2. NOW Magtein
Brand and Company Legitimacy
NOW Foods is an established global supplement manufacturer known for transparent labelling, third-party testing and reliable GMP-compliant production. Their products reach South Africa through authorised distributors, offering consistent quality. NOW’s reputation for safety, documentation and formulation transparency makes them one of the more dependable brands supplying Magtein® to the local market.
Product Overview
NOW Foods Magtein® Magnesium L-Threonate contains the patented Magtein® form of magnesium L-Threonate in capsule form. Serving size of 3 veg capsules provides 2,000 mg Magtein® (Magnesium L-Threonate) equivalent to 144 mg elemental magnesium.
Active Ingredient Authenticity
NOW Foods Magnesium L-Threonate is confirmed to contain authentic Magtein®, the patented and clinically validated form of Magnesium L-Threonate. This is supported by direct confirmation from the Magtein® parent company, who recognise NOW Foods as an authorised brand using the genuine patented raw material. In addition, NOW Foods publishes product-specific specification sheets that list Magtein® as the active ingredient, verifying that the formulation.
Product Dosing
Each NOW Magtein® capsule contains 667 mg of magnesium L-Threonate powder, providing roughly 48 mg of elemental magnesium per capsule, with 3 capsules serving 2,000 mg of magnesium L-Threonate powder delivering 144 mg elemental magnesium when taken as directed. A single bottle contains 90 capsules.
Price & Value (December 2025)
NOW Magtein® typically retails for around R1,100 for 90 capsules, which comes to approximately R12.22 per capsule. Each capsule contains 667 mg of magnesium L-Threonate (≈48 mg elemental magnesium), placing it in the higher price bracket per capsule compared to local brands. However, NOW Magtein® is one of the few internationally recognised, fully Magtein®-verified products available in South Africa, and consumers often pay a premium for the brand reputation, import status, and verified ingredient authenticity.
Availability
All major retailers (Takealot, Well Warehouse, Faithful to Nature)
3. NeuroActive Magnesium L-Threonate
NeuroActive markets itself as South Africa’s original nootropics brand, emphasising transparency, value and real-world product testing. Their quality promise includes using trusted global raw-material suppliers, batch testing for identity, purity and heavy metals, and making COAs available on request. These practices position NeuroActive as a credible, locally choice.
Product Overview
NeuroActive Magnesium L-Threonate contains the basic form of Magnesium L-Threonate in capsule form. Each capsule contains 500 mg Magnesium L-Threonate yielding 40 mg elemental magnesium.
Active Ingredient Authenticity
NeuroActive Magnesium L-Threonate is formulated using a generic magnesium L-Threonate raw material, as confirmed by the Certificate of Analysis supplied for their ingredient batch. The COA identifies the ingredient only as “Magnesium L-Threonate”, and the analytical profile reflects standard specification testing. The COA verifies compliance with purity, assay (98.2%), magnesium content, pH, and heavy-metal limits, confirming that the material meets general quality standards for Generic Magnesium L-Threonate.
Product Dosing
Each NeuroActive Magnesium L-Threonate capsule contains 500 mg of Magnesium L-Threonate (with the bottle listing 60 capsules of “500 mg servings”). Although the label does not explicitly state the elemental magnesium per capsule, typical calculations based on 8–10% yield for this form suggest roughly 40–50 mg of elemental magnesium per 500 mg dose.
Price & Value (December 2025)
NeuroActive Magnesium L-Threonate is priced at R399 for 60 capsules, giving a cost of roughly R6.65 per capsule, which positions it as one of the more affordable options on the market. Each capsule provides 500 mg of magnesium L-Threonate (≈40 mg elemental magnesium), making the cost per mg of elemental magnesium competitive. NeuroActive also frequently runs promotions and discount campaigns, which can significantly reduce the effective price and further improve overall value for budget-conscious consumers.
Availability
NeuroActive Magnesium L-Threonate Website
All major retailers (Takealot, Well Warehouse, Faithful to Nature)
4. Willow Magnesium L-Threonate
Willow Wellness is a South African retailer offering its own-label magnesium L-Threonate alongside a broad wellness range. Their established online presence and clear local footprint make them accessible, but as with any house-brand supplement, confirmation of raw-material origins, manufacturing standards and COA availability is important to fully evaluate product quality and reliability.
Product Overview
Willow Magnesium L-Threonate contains magnesium L-Threonate in capsule form.
Active Ingredient Authenticity
Willow Magnesium L-Threonate is produced using a generic magnesium L-Threonate raw material, as confirmed by the Certificate of Analysis provided for their batch. The COA identifies the ingredient as “Magnesium L-Threonate”, and the analytical methods listed (including HPLC, USP heavy-metal testing, and standard specification checks) reflect typical evaluation for generic L-Threonate. Importantly, the COA’s HPLC result does confirm that the material is consistent with a Threonate form a level of verification that is unique among the non-Magtein® products reviewed and sets Willow apart within this category.
Product Dosing
Each Willow Magnesium L-Threonate capsule contains 500 mg of magnesium L-Threonate, which provides approximately 41 mg of elemental magnesium per capsule (based on the ~8.3% elemental yield of generic L-Threonate). Bottle sizes vary in the South African market, but the most common format is a 60-capsule bottle.
Price & Value (December 2025)
Willow Magnesium L-Threonate is priced at R351 for 60 capsules, which works out to approximately R5.85 per capsule, making it one of the most affordable options in the category. Each capsule contains 500 mg of generic magnesium L-Threonate (≈41 mg elemental magnesium), and although it is not Magtein®, the pricing offers strong cost efficiency for a non-patented, generic Threonate product. At this price point, Willow stands out as one of the best-value non-Magtein Magnesium L-Threonate options in South Africa, particularly for consumers seeking a budget-friendly entry into this form of magnesium.
Availability
Widely available in physical wellness stores.
5. Phytopure® Magnesium L-Threonate Advanced
Phytoceutics is a science-focused nutraceutical brand under Phytoceutics International AG, launched in South Africa in 2022. They highlight ethical sourcing, premium manufacturing and more than 150 referenced studies supporting their formulations. Their global structure, transparent company details and strong quality positioning establish Phytoceutics as a legitimate, research-aligned player in the SA supplement market.
Product Overview
Phytopure Magnesium L-Threonate Advanced contains standard and liposomal forms of magnesium L-Threonate in capsule form. Each capsule contains 533 mg Magnesium L-Threonate plus 267 mg liposomal Magnesium L-Threonate, providing 56.5 mg elemental magnesium.
Active Ingredient Authenticity
We have received confirmation from the company’s Responsible Pharmacist that the product was assessed to contain Magnesium L-threonate as stated on the label. While the COA cannot be shared due to supplier confidentiality agreements, the Responsible Pharmacist’s confirmation is meaningful as South African law holds them personally accountable for verifying raw-material identity, product quality, and regulatory compliance. Their assurance therefore provides a strong indication of authenticity.
It is also noted that the brand has a generally strong reputation for producing reliable, well-formulated products in GMP approved manufacturing facilities.
Product Dosing
Each capsule provides 56.5 mg of elemental magnesium. The product lists its composition as 533 mg Magnesium L-Threonate plus 267 mg liposomal magnesium L-Threonate per capsule, giving the total powder mass of 800 mg per capsule. It is available in a 60-capsule bottle size in South Africa.
Price & Value (December 2025)
Phytopure Magnesium L-Threonate Advanced is priced at R599 for 60 capsules, working out to roughly R9.98 per capsule. Each capsule delivers 800 mg of total magnesium L-Threonate compound (including a standard and a liposomal form), yielding 56.5 mg of elemental magnesium—notably higher elemental content per capsule than many competing products. For customers using the brand’s subscription option, the price drops to R479 for 60 capsules (≈R7.98 per capsule), offering substantially better value. Overall, Phytopure presents strong cost efficiency for the amount of elemental magnesium provided, particularly for subscribers.
Availability
All major retailers
6. Metagenics Mag L-Threonate (via Amipro South Africa)
Metagenics is a global brand with rigorous raw-material verification, third-party testing and stringent GMP manufacturing. In South Africa, distribution is handled by Amipro, a reputable supplier that ensures proper storage, batch traceability and controlled practitioner channels. The partnership maintains Metagenics high quality standards within the South African market.
Product Overview
Metagenics Mag L-Threonate contains Magnesium L-Threonate in capsule form. The magnesium is provided in the form of Magnesium L-Threonate, and the South African version does not carry the Magtein® branding verification that appears on the U.S. product.
Active Ingredient Authenticity
We have reached out to the company to request the official Certificate of Analysis (COA) for this product, but have not yet received a response. While we are still awaiting the documentation needed to verify the exact raw-material form used it must be noted that the brand has a generally strong reputation for producing reliable, well-formulated products. As soon as the information is made available, we will update this section with a full ingredient-authentication review to align it with the rest of our Magnesium L-Threonate assessments.
Product Dosing
Each Metagenics Mag L-Threonate capsule provides approximately 49 mg of elemental magnesium (the label lists 98 mg per 2-capsule serving, so one capsule equals half of that). The product labelling does not disclose the actual powder mass of the magnesium L-Threonate compound per capsule, and it is available in both 60-capsule and 120-capsule bottle sizes.
Price & Value (December 2025)
Metagenics Mag L-Threonate is priced at R1,060 for 60 capsules, which works out to approximately R17.67 per capsule, placing it firmly in the premium pricing tier. With each capsule supplying ~49 mg of elemental magnesium, the cost per mg of elemental magnesium is significantly higher than most South African alternatives.
Availability
Metagenics Mag L-Threonate (via Amipro South Africa) Website
Widely available through healthcare practitioner networks and major online stores.
7. Noolit Magnesium L-Threonate
Noolit is produced by XS Health, a South African company founded in 2006 by a pharmacist and supported by a team of pharmacists, dietitians and regulatory specialists. Formulations are developed using scientific principles and manufactured in GMP-certified facilities. With clear visibility on XS Health’s website and transparent local operations, Noolit presents as a credible, locally developed magnesium L-Threonate option.
Product Overview
Noolit Magnesium L-Threonate contains the basic generic form of magnesium L-Threonate in capsule form. Each capsule contains 500 mg Magnesium L-Threonate yielding 40 mg elemental magnesium, with no preservatives, lactose or artificial colourants.
Active Ingredient Authenticity
We have reached out to the company to request the official Certificate of Analysis (COA) for this product, but have not yet received a response. As soon as the information is made available, we will update this section with a full ingredient-authentication review to align it with the rest of our magnesium L-Threonate assessments.
Product Dosing
Each Noolit Magnesium L-Threonate capsule contains 500 mg of magnesium L-Threonate, which yields approximately 40 mg of elemental magnesium per capsule. The product contains 30 capsules in a bottle.
Price & Value (December 2025)
Noolit Magnesium L-Threonate is priced at R299 for 30 capsules, which comes to roughly R9.97 per capsule. Each capsule provides 500 mg of magnesium L-Threonate (≈40 mg elemental magnesium), placing its cost per mg of elemental magnesium in the mid-range locally. However, the product does not use Magtein® and instead contains a generic magnesium L-Threonate, which makes its pricing relatively premium for a non-Magtein formulation.
Availability
Noolit Magnesium L-Threonate Website
Available at major online retailers including physically at Dischem.
8. DIY Liquid Magnesium L-Threonate for ND Kids Who Struggle With Capsules & Powders
Many neurodivergent children can’t tolerate powders or swallow capsules, making daily supplementation stressful. Liquid Magnesium L-Threonate is extremely rare globally — and almost impossible to buy in South Africa — but the good news is that Magnesium L-threonate dissolves very easily in water.
This means you can often turn any trusted capsule into a smooth, sensory-friendly liquid without changing the chemistry just making it easier to swallow and easier to dose. “If your child has medical conditions, is on chronic medication, or has swallowing difficulties, discuss any changes with their healthcare provider first”.
What You Need
- 1 capsule Magnesium L-threonate
- 50–100 mL clean room-temperature water
- A small glass
- A spoon
-
Optional (for sensory support):
A teaspoon of juice (non-citrus) or honey
How to Make It (Step-by-Step)
1. Open the capsule
Hold it above the glass and gently twist open.
Empty all the powder into the water.
2. Stir until fully dissolved
Magnesium L-threonate dissolves quickly — usually within 20–30 seconds.
Important notes:
- Excipients like microcrystalline cellulose, stearic acid, rice flour, and silicon dioxide do not dissolve in water.
- This can make the mixture look cloudy, which is completely normal.
- If your child prefers a clearer liquid, you can filter the liquid after mixing through:
- Coffee filter paper
- Tea strainer
This removes insoluble excipients but does not affect the magnesium L-threonate.
3. Add optional flavour
If plain water is difficult for sensory reasons:
- Add 15–30 mL non-citrus juice, OR
- Mix in ½ teaspoon honey
4. Drink immediately
The liquid should ideally be consumed within 5–10 minutes.
Storage
- Store in the fridge for up to 12 hours only.
- Make fresh daily for best quality and sensory tolerance.
Neuromum Magnesium L-Threonate Summary
Magnesium L-Threonate is the best-studied form of magnesium designed to effectively reach the brain, making it especially relevant for autistic and ADHD individuals who struggle with sensory overload, attention, mood regulation and sleep. Magtein® offers traceable, research-verified quality, while several South African brands also provide reliable generic options. For children, 1 capsule per day is the safest starting point, staying well below all upper limits. And for kids who can’t swallow capsules, it dissolves easily into a simple liquid. Used correctly, Magnesium L-Threonate is a practical, gentle, and science-aligned option for neurodivergent families.
Medical Disclaimer
This article is for general education, not medical advice. Always speak to your pediatrician or healthcare provider before starting, stopping, or changing any supplement, especially in children or in people taking chronic medication or with existing health conditions.