Grades: Grade Point Average (GPA) Last updated: March 20, 2017 The grade point average is based on grades earned in courses offering credit at Duke, and may be calculated based on the following numerical equivalencies in the grading system: a+ 4.0
Vitamin E is considered the âSex Vitaminâ and is sure to add spice to your sex life. Vitamin E increases blood flow and oxygen to your genitalia. It also is a key player in the production of your sex hormones to give you that sex drive boost.
I am looking for vitamins that I can take that will increase blood flow to my penis. I heard the more blood flow to the penis, the better you perform (last longer) in bed. I did some research of my own on Google and found on a few websites where people said vitamins E, B1 (thiamine), B3 (niacin), and B12 are... show more I am looking for vitamins that I can take that will increase blood flow to my penis.