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Liposomal Magtein Magnesium L-Threonate Supplement

Prices as of September 27, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Nordstrom price tracker

14-day low
$85.00
Sep 14 · Nordstrom
Best price
$85.00
−0% vs high
14-day high
$85.00
All stores

Today's best price is the lowest AskPrice has recorded · tracked since Apr 2026.

$85$85$85
Sep 14Sep 27
  • Nordstrom
Price has held at $85.00 for the past 14 days.

About this product

Quicksilver Scientific Liposomal Magtein is a liquid dietary supplement formulated to support brain health, memory, and restful sleep. It delivers 1,000mg of magnesium L-threonate per serving, a bioavailable form developed from MIT research that crosses the blood-brain barrier. The formula also includes 450mg of injectable-grade phosphatidylcholine to support neuronal membranes and neurotransmission. Encased in a liposomal delivery system, it enables rapid absorption and high bioavailability, with nutrients entering cells quickly—starting in the mouth. This allergen-free supplement is vegan, gluten-free, soy-free, non-GMO, and sugar-free, making it suitable for diverse lifestyles.

  • 1,000mg magnesium L-threonate per serving
  • 450mg phosphatidylcholine per serving
  • liposomal delivery for fast absorption
  • vegan, gluten-free, soy-free, non-GMO
  • liquid supplement, taken orally

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Liposomal Magtein Magnesium L-Threonate Supplement — Price History