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Practitioner grade
Practitioner only
Magnesium L-threonate powder
The only magnesium form shown to raise brain magnesium levels
Magnesium L-threonate is uniquely able to cross the blood-brain barrier and raise magnesium levels in the central nervous system, supporting cognitive function, synaptic density and neuroprotection.
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Practitioner consult session
A 15-minute consultation. An email link will be included in your order confirmation to make the booking.
Optional 1:1 with our clinical team · $49
TGA-listed AUST L
Practitioner-grade formula
Clinician-reviewed before dispatch
Ships in 2 business days
What's in it
Each ingredient is in its most bioavailable form, at a clinically meaningful dose. No fillers, no token amounts, no marketing-led blends.
Threonate salt — CNS-penetrating form
Magnesium L-Threonate
The only commercially available magnesium form demonstrated to raise brain magnesium levels in clinical studies. Developed at MIT for cognitive and neuroprotective applications.
Included
Always read the label and follow directions for use. Vitamins and minerals can only be of assistance if dietary intake is inadequate. If symptoms persist, consult a healthcare professional.
How to take it
Simple to take, with a few timing notes that make a real difference to absorption.
Mix into water as directed. Typically taken in the evening for sleep and cognitive restoration.
Dietary supplements should not replace a balanced diet. Excessive magnesium may cause diarrhoea.
Real people. Real impact.
Patients following practitioner-designed protocols, sharing their outcomes in their own words.
"My ferritin had been low-normal for three years. The protocol made a real difference within six weeks."
"Someone finally put all the pieces together. Clear, specific and actually useful."
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Common questions about how OptiLabs works: testing, supplements, clinician review, returns and timing.
Are the supplements safe?
All carry an AUST L designation from the TGA. Every order is reviewed by a clinician before dispatch.
Do I need a referral?
No. All tests are available to order directly. Our lab partner is NATA and RCPA accredited, operating as a direct-access pathology service.
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A proper investigation into what's driving your symptoms, with a protocol built around your results, not a generic recommendation.