Quote Originally Posted by Lugnuts View Post
Looking at one of my EndoAmp max bottles right now, showing 800mg PS per scoop (1 serving), it however does not show concentration.
I loved EndoAmp but its hard to compare without knowing how pure the Primordial PS was.

Anyone know?
I think EndoAmp max was 50% PS, the same as ours. The lecithin content was listed as "SerinAid®" 1600mg. SerinAid® is described elsewhere as 50% phosphatidyl serine powder.