The final group of lipids that has been investigated in terms of possible psychological benefits is the phospholipids and, in particular, phosphotidylser-ine. As with cholesterol, the proposed mode of action whereby this substance affects psychological function is via alterations in cell-membrane fluidity. A number of studies have claimed that dietary supplementation with phosphotidylserine can arrest the symptoms of both age-related decline and full dementia. In general, however, these studies have been poorly carried out and suffer from procedural difficulties such as a lack of appropriate control populations, alterations in dosage during the trial, and use of unvalidated or inappropriate neuropsy-chological assessment measures. Indeed, some of the more methodologically rigorous trials have specifically shown that phosphotidylserine supplementation exerts no significant effect on psychological function. The evidence for the efficacy of phospho-tidylserine is, therefore, unclear.

101 Everyday Tips for Losing 10 Pounds

101 Everyday Tips for Losing 10 Pounds

Studies show obesity may soon overtake tobacco as the leading cause of death in world. Who Else Could Use 101 'Everyday' Ways to Lose 10 Pounds or more and Keep it Off! You've been putting it off too long. Hey, everyone needs to lose weight from time to time. You're no different!

Get My Free Ebook

Post a comment