The cells of your brain are sheathed and protected by an outer membrane that is full of an important fatty substance called phosphatidylserine, or simply PS.

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The cells of your brain are sheathed and protected by an outer membrane that is full of an important fatty substance called phosphatidylserine, or simply PS.

  • Swanson Ultra
  • Swanson Phosphatidylserine - Triple Strength 300 mg 30 Sgels
  • Per GMP guidelines set forth by the FDA, most products are formulated for 24 months from the date of manufacture. Liquids and probiotics are formulated for 12 months.

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