Quicksilver Scientific Liposomal Magtein Liposomal Magtein combines magnesium L-threonate, known as Magtein, with Quicksilver Scientific's liposomal delivery format for customers who prefer a brain-focused magnesium option. Formula highlights Features magnesium L-threonate Includes phosphatidylcholine, a phospholipid used in Quicksilver liposomal formulas Liquid format for convenient daily use Can be considered as part of a daily magnesium or healthy-aging routine How to build a routine Use as directed on the label. Magtein can be considered alongside NAD Gold, CoQ10, or other Quicksilver formulas based on individual goals and practitioner guidance. NET WT 15.2 FL OZ (450 mL) Follow the product label. If pregnant, nursing, managing a health condition, or taking medication, consult a qualified practitioner before use.