The best known of these is mad

[Ophe lia]

The best known of these is mad cow disease (BSE), and PS is now obtained from soya Neuroplex Pro lecithin which naturally contains small but significant amounts of the substance. It is also available from egg yolks, but soya is the preferred source for supplemental PS.Regular supplementation with soya PS appears to work well in helping to maintain good cognitive abilities beyond middle age, and also to reverse some of the damage done by a deficiency. http://www.healthsupreviews.com/neuroplex-pro/