Mag Threonate by Ortho Molecular Products – Brain-Targeted Magnesium Support
Mag Threonate by Ortho Molecular Products delivers a clinically studied form of brain-targeted magnesium formulated to help support cognitive performance, memory support, sleep quality, and emotional balance. Each two-capsule serving provides 2 g of Magnesium L-Threonate (as Magtein®), the only magnesium compound identified by MIT researchers to specifically raise magnesium levels within brain tissue. Because transport of magnesium into the brain is normally a tightly restricted process, most standard magnesium supplements have limited impact on neurological magnesium status — Mag Threonate was formulated to help close that gap.
Magnesium serves as a cofactor in more than 300 enzymatic reactions throughout the body, yet national nutrition survey data suggest a substantial share of adults fall short of recommended magnesium intake, and magnesium status can be further affected by aging, certain health conditions, medications, exercise, and diet. For those seeking targeted brain magnesium support rather than general mineral supplementation, Mag Threonate offers a research-backed mental focus and brain health option to discuss with a healthcare practitioner.
Key Mag Threonate Benefits
- Supports mental focus and clarity
- Helps maintain healthy memory function, including in age-related memory decline
- Promotes deeper, more restorative sleep quality, including time spent in deep and REM sleep
- Supports emotional wellbeing and a balanced mood
- Provides brain-targeted magnesium not achieved with standard magnesium forms
How Mag Threonate Works
Magnesium is essential for brain health, supporting the integrity of the blood-brain barrier, serving as a cofactor for neurotransmitter synthesis, and helping modulate receptor activity that influences mood and cognition. However, transport of magnesium into the brain is tightly regulated, and blood magnesium levels do not reliably reflect magnesium status within brain tissue. In 2010, researchers at the Massachusetts Institute of Technology identified Magnesium L-Threonate as the only magnesium compound shown to specifically raise intraneuronal magnesium levels. Higher brain magnesium has been studied for its role in supporting neuroplasticity — the brain's capacity to form and reorganize connections — along with mental focus and memory support in the aging brain. This mechanism is also thought to underlie Mag Threonate's role in supporting a balanced sleep-wake cycle, mood, and resilience to occasional nervousness and stress.
Key Functional Ingredients Include:
- Magnesium L-Threonate (as Magtein®): The only magnesium compound identified to specifically raise magnesium levels within brain tissue — a 2026 randomized, double-blind, placebo-controlled trial found Magtein® supplementation improved overall cognitive performance, working memory, and reaction time compared with placebo.
Mag Threonate Is Formulated For
- Adults seeking targeted support for mental focus, memory support, and cognitive performance
- Individuals looking to support healthy sleep quality and a balanced mood
- Those wanting a brain-targeted magnesium supplement option beyond standard magnesium forms
Supplements support your health but do not replace a balanced diet. Always check with your healthcare practitioner before starting a new supplement. Or, you may book a FREE product consultation at Holistic Health Partners. You may also want to explore our Brain Products, Sleep Products, and Ortho Molecular Products collections.
Recommendation: Ortho Molecular Products suggests taking 2 capsules of Mag Threonate per day, or as recommended by your health care professional.
Serving Size: 2 Capsules
Servings Per Container: 30
Magnesium (as Magnesium L-Threonate) ... 144 mg
Magnesium L-Threonate (Magtein®) ... 2 g
Other Ingredients: Hypromellose (Natural Vegetable Capsules), Magnesium Stearate.
Does Not Contain: Gluten, corn, yeast, artificial colors or flavors.
Warnings/Cautions: Do not consume this product if you are pregnant or nursing. Consult your physician for further information.
Frequently Asked Questions About Mag Threonate
What are the benefits of Mag Threonate?
Mag Threonate provides magnesium in a form selected to raise magnesium availability in brain tissue. Each labeled serving uses Magtein to supply 2 g of Magnesium L-Threonate, yielding 144 mg of magnesium. This form is used because neurological magnesium status is tightly regulated and conventional magnesium compounds may have limited influence across the blood-brain barrier. By supporting neuronal magnesium, Mag Threonate is relevant to mental focus, working memory, reaction time, emotional balance, and normal sleep architecture. Magnesium also serves as a cofactor in neurotransmitter production and receptor activity, linking the ingredient’s brain availability to the product’s cognitive and sleep-focused uses. The benefit is therefore not merely additional dietary magnesium; it is targeted delivery of Magnesium L-Threonate for adults who want neurological magnesium support alongside the mineral’s established enzymatic roles.
Who should take Mag Threonate?
Adults seeking brain-directed magnesium support may consider Mag Threonate. It is designed for people whose goals involve mental focus, memory, reaction time, emotional wellbeing, or sleep quality rather than only general mineral intake. Magnesium L-Threonate may be especially relevant when someone wants a Magtein formula selected for transport into brain tissue. Each labeled serving contains 2 g of Magnesium L-Threonate and provides 144 mg of magnesium, so users should include that amount when reviewing other magnesium supplements in their regimen. The product is not presented for children, pregnancy, or nursing. Anyone taking medicines, managing kidney-related mineral restrictions, or combining several magnesium products should obtain individualized guidance before use. A person choosing Mag Threonate should understand that its distinguishing feature is the threonate form and neurological target, not a high elemental-magnesium total.
Are there any side effects of taking Mag Threonate?
Mag Threonate's principal tolerance question is whether its neurological magnesium form fits the user's total mineral intake and health history. The mandatory warning is reproduced here: Do not consume this product if you are pregnant or nursing. Consult your physician for further information. Magtein contributes 2 g of Magnesium L-Threonate per labeled serving, corresponding to 144 mg of magnesium that belongs in the supplemental total. The capsule uses hypromellose and magnesium stearate as additional ingredients. Medication use, kidney-related mineral limits, or an existing multi-product magnesium regimen calls for personal guidance before beginning Mag Threonate. If a new symptom appears after dosing, discontinue the product and have the response evaluated rather than assuming that a neurologically targeted form carries no tolerance considerations.
How does Mag Threonate support overall health?
Mag Threonate contributes to overall health by delivering magnesium in a form chosen for access to neurological tissue. Magtein raises the relevance of magnesium to neurotransmitter formation, receptor control, blood-brain-barrier integrity, memory processes, reaction speed, emotional steadiness, and the normal architecture of sleep. Those functions share a neurological mineral requirement; they are not an arbitrary collection of wellness claims. Magnesium L-Threonate also supplies magnesium for enzyme systems elsewhere in the body, although its defining purpose is improved availability within the brain. Support for dependable cognition and restorative deep and REM sleep can carry into daytime function through this specific pathway. The product therefore belongs in an adult plan aimed at brain magnesium status, with its labeled elemental-magnesium contribution counted alongside all other dietary and supplemental sources.
These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.
