IMO, Life Extension Foundation: http://www.lef.org The most popular Fructo-Oligosaccharide is simply "FOS", perfectly safe. My favorite suppliers for supplements: Swanson's Health Foods in Fargo, ND , and Vitacost in Florida.
In regard to brain nutrients, I assume that everybody reading this is taking their DHA which may be obtained from fish oil. (a significant part of the brain is made up of DHA). To maximize the benefits of DHA, this should be taken along with PS, Phosphatidylserice. But there are three "phosphatidyl's" of importance: 1. PS 2. PC (PhosphatidylCholine 3. GPC: GlyceroPhospoCholine Information on these important brain nutrients may be found at http://www.phospholipidsonline.com Also, I'm mentioning these nutrients since there are many supplements of value that are not "Vedic". Some are Vedic but have Western names, for example, Gojij, a powerful red/orange berry that grows in the Himalayas.
