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Magnesium L-Threonate Supplements

Magnesium L-threonate is a synthetic form of magnesium supplement which has been optimised for higher bioavailability; so our bodies can absorb it and feel its benefits much easier. It is primarily used by people wishing to improve their cognitive health, sleep regulation or improving mood, stress or anxiety. Designed for enhanced absorption magnesium L-threonate crosses the blood-brain barrier much more effectively than other types and offers increased amounts of magnesium to the brain. Due to its support with brain function, magnesium threonate is particularly popular among older adults.

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Neuro-Mag (Magnesium L-Threonate) - 90 Capsules | Life Extension

Life Extension

Neuro-Mag (Magnesium L-Threonate) - 90 Capsules

£55.99

Altrient Liposomal Magnesium L-Threonate - 30 Sachets | Livon

Livon

Altrient Liposomal Magnesium L-Threonate - 30 Sachets

£87.96

Neuro-Mag (Magnesium L-Threonate) - 93.35g | Life Extension

Life Extension

Neuro-Mag (Magnesium L-Threonate) - 93.35g

£55.99

Liposomal Magtein - 450ml | Quicksilver Scientific

Quicksilver Scientific

Liposomal Magtein - 450ml

£76.99

NeuroMag - 90 Capsules | Designs For Health

Designs For Health

NeuroMag - 90 Capsules

£62.99

Magnesium L-Threonate (Magtein) - 90 Capsules | Cytoplan

Cytoplan

Magnesium L-Threonate (Magtein) - 90 Capsules

£47.99

Liposomal Magnesium L-Threonate - 90 Capsules | Codeage

Codeage

Liposomal Magnesium L-Threonate - 90 Capsules

£67.99

Why Take Magnesium L-Threonate? 

Magnesium L-threonate is highly effective for general supplementation thanks to its enhanced bioavailability, meaning your body is getting much more from each dose as it is able to absorb more into the body. Magnesium L-threonate benefits the body in so many ways, whether using magnesium for sleep regulation, mood and anxiety, or simply feeling mentally sharper, a daily magnesium L-threonate supplement can help you feel your best. 

Key Benefits of Magnesium L-Threonate

Magnesium plays a role in hundreds of processes throughout the body. Magnesium L‑threonate is often chosen for:

  • Cognitive support — linked to memory, focus, and mental clarity.
  • Stress balance — supports normal psychological function.
  • Sleep quality — may help calm the nervous system.
  • Healthy ageing — often used in wellness routines focused on long‑term brain health

Who It’s For

People often choose magnesium L‑threonate when they want:

  • A magnesium form that supports memory and cognitive function
  • A supplement that may help with focus and mental clarity
  • A brain‑focused option rather than a general magnesium supplement
  • A form that is less likely to cause digestive discomfort

Should I Take Magnesium L-Threonate? 

The recommended intake of magnesium our bodies need is between 300 and 420mg daily, with many of us encountering magnesium naturally in our food. However, supplementation can help ensure you’re routinely achieving these intake levels and supporting your body in a number of ways. Determining the right type of magnesium will depend on your health profile and health goals, as certain types are better at supporting the body in different ways. Our expert practitioners have created the table below to give you a snapshot of the different types of magnesium and which to consider for your health goals. 

Type of Magnesium How It Supports the Body Best For
Magnesium Glycinate Highly bioavailable, gentle on the stomach, and known for its calming effects on the nervous system. Stress and anxiety, sleep support and muscle fatigue or tension.
Magnesium L-Threonate Crosses the blood-brain barrier, supporting cognitive function, memory, and mood regulation. Anxiety linked to racing thoughts, cognitive and brain health, focus and mental clarity, memory.
Magnesium Taurate Combines magnesium with taurine, supporting cardiovascular health and calming the nervous system. Stress-related anxiety and heart health.
Magnesium Citrate Easily absorbed and supports muscle relaxation and digestion. Overall supplementation (nerve and muscle support, bone and joint support, energy support, mild/infrequent constipation.
Magnesium Malate Supports energy production and reduces muscle pain or fatigue. Anxiety linked to tiredness and physical stress, energy support, fatigue, muscle pain (conditions such as fibromyalgia)