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The Quicksilver Advantage
Unlike most magnesium supplements, Magtein (magnesium L-threonate) is clinically proven to cross the blood-brain barrier. Paired with Quicksilver’s advanced liposomal delivery, it delivers superior absorption, targeted cognitive support and fast-acting benefits. We’ve supercharged brain function by adding 450 mg of high-purity phosphatidylcholine (PC) per serving—a vital phospholipid for neuronal membrane support and healthy neurotransmission. The powerful combination of Magtein + PC helps fuel cognition and neuroplasticity supporting long-term brain health. Elevate your mental game with Magtein + phospholipids delivered in a liposome—an unmatched formulation for brain performance and mental well-being.

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Liposomal Magtein®

Liposomal Magtein®

Smarter Magnesium. Bigger Results.

Meet the high-octane magnesium formulation designed to do more for your cognition, mood, and sleep than the basic magnesium brain supplement. Liposomal Magtein combines Quicksilver’s unparalleled liposomal delivery technology with brain-centric magnesium L-threonate (Magtein) and high-purity phosphatidylcholine (PC)—a well-known phospholipid that supports neuronal membranes and healthy neurotransmission.

Why Magtein® (magnesium L-threonate)? 

  • Scientifically Proven Ingredient – Developed from MIT research

  • It Reaches Your Brain – Crosses the blood-brain barrier for maximum impact

  • Helps Boost Memory, Focus & Learning – Enhances neural plasticity

  • Helps Calm Stress & Supports Deep Sleep – Modulates neurotransmitters for balance

  • Smarter Absorption On Overdrive – Magtein + Liposomal delivery ensures superior uptake and results

NET WT. 15.2 FL OZ (450mL)

$85.00
From
$76.50
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The Quicksilver Advantage
Unlike most magnesium supplements, Magtein (magnesium L-threonate) is clinically proven to cross the blood-brain barrier. Paired with Quicksilver’s advanced liposomal delivery, it delivers superior absorption, targeted cognitive support and fast-acting benefits. We’ve supercharged brain function by adding 450 mg of high-purity phosphatidylcholine (PC) per serving—a vital phospholipid for neuronal membrane support and healthy neurotransmission. The powerful combination of Magtein + PC helps fuel cognition and neuroplasticity supporting long-term brain health. Elevate your mental game with Magtein + phospholipids delivered in a liposome—an unmatched formulation for brain performance and mental well-being.

DOWNLOAD THE PRODUCT BRIEF

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VEGAN

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TESTED SOY PROTEIN FREE

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TESTED GLUTEN FREE

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TESTED ALLERGEN-FREE

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SUGAR-FREE

  • Best taken daily. Take 5mL in the daytime and 10mL one hour before sleep for best results.
  • Hold in mouth for 30 - 90 seconds before swallowing.
  • Store product at room temperature.
  • If pregnant, breastfeeding, or taking prescription drugs, consult your healthcare practitioner before use.
Magtein®
Supplement Facts
Serving Size: 15 mL
Servings Per Container: 30 		Amount Per Serving % Daily Value
Magnesium (elemental) (from 1000 mg Magnesium L-Threonate as Magtein®) 72 mg 17%
Phosphatidylcholine (from highly purified phospholipids) 450 mg **
**Daily Value not established
OTHER INGREDIENTS:
Water, glycerin, ethanol, acacia gum, natural citrus oils, citric acid

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