vitamin c and zinc are the most important nutrients here; vitamin c, at 2000 to 6000 milligrams a day prevents sperm from sticking together, which increases motility and the odds they'll reach their target.

This is all lower case. Can you fix that?
Vitamin C and zinc are the most important nutrients here; vitamin C, at 2000 to 6000 milligrams a day prevents sperm from sticking together, which increases motility and the odds they'll reach their target.