This pre-workout supplement has no artificial sweeteners, flavors, or colors and comes in 12 fruity flavors. Read more: Best Supplements for Men ...

Platelets are an essential component of the blood that helps with clotting. Learn how to increase platelet count naturally with foods, vitamins, and supplements.

Phosphodiesterase-5 (PDE-5) inhibitors: PDE-5 inhibitors include drugs for erectile dysfunction, such as Viagra (sildenafil). It is suspected that combining citrulline with PDE-5 inhibitors may ...