Phosphatidyl Serine
Phosphatidyl Serine is a phospholipid that's comprised of the amino acid L-serine and a lipid molecule. It is commonly extracted from cattle, egg yolks, or soybeans, and various plants.
SWANSON Phosphatidylserine 100mg. / 90 Soft
Phosphatidylserine from Swanson is designed to support cognitive performance, memory, and focus. Properties and benefits of Phosphatidylserine from Swanson: Contains 100 mg per softgel Sourced from ...