High Blood Pressure by Brian Simonis

The first link is the deal I could find on the extended release Arginine, which is technically called Arginine Alpha-Ketoglutarate.

http://www.iherb.com/ProductDetails.aspx?c=1&pid=8540862328408197188&at=0


The second link is a specific type of grape seed extract that has been shown in clinical studies to reduce blood pressure.
This is just as good as pine bark extract, but cheaper--it's also proven to work.

http://www.iherb.com/ProductDetails.aspx?c=1&pid=-1939073410188151991&at=0

Taking the two of these together should give a very positive effect.