Originally Posted by
wolfchild
Other than illegal performance enhancing drugs, there is no natural supplement or legal supplement out there that will increase your performance...There is no evidence out there that any of the natural and legal nutritional supplements sold out there actually work to increase performance or are beneficial to health...Eat real food.
Caffeine is proven.
There's also substantial evidence for nitric oxide (beets) and beta-alanine and creatine and a couple of other things.
Nothing will have the same impact as something illegal, but there is research-proven impact.
Beet root powder/juice also has a significant impact on blood pressure, so has substantial health benefits along with potential performance benefits.