Research from the University of Mississippi discovered that damiana contains the active ingredients pinocembrin and acacetin, which indirectly work to keep testosterone levels high while inhibiting estrogen in the body. The table below lists testosterone boosters that include the ingredients covered above.
People with deuteranomaly and protanomaly are collectively known as red-green colour blind and they generally have difficulty distinguishing between reds, greens, browns and oranges. They also commonly confuse different types of blue and purple hues. People with reduced blue sensitivity have difficulty identifying differences between blue and yellow, violet and red and blue and green. To these people the world appears as generally red, pink, black, white, grey and turquoise.
Color blindness affects up to 10% of males in some communities, and on average 7% of males worldwide. Women can have color blindness, but most types of color blindness are sex linked and the dual X chromosomes that females have protect them from it most of the time.To understand the science behind color blindness, visit my how color blindness works (science) page.ed Green Color Blindness. 1  Protanomaly is caused by defective L-cones, lowering sensitivity to red hues. 2  Protanopia is caused by absent L-Cones, removing the ability to see reds â a severe form of color blindness.