Nutrients In Semen
- Semen tends to be alkaline, but to varying degrees. Studies have found the pH to be between 7.26 and 8.47.
- Semen contains many minerals and other nutritional factors including: Citrate, Sodium, Chloride, Zinc

A mean concentration of 71.3 +/- 29.7 ng/ml of semen was found, with a range of 7 to 230 ng/ml.
There was a significant positive correlation between sperm count and semen Se
Sperm motility was maximal at semen Se levels ranging between 50 and 69 ng/ml; above and below this range, motility was decreased and the incidence of asthenospermia was high. So you can have too much of a good thing.

This study failed to find any correlations between selenium and sperm count