yes, and without concern.
No you can not.
Yes it is safe. I do not advise doing that though. It is safe and you can do so if you wish. You cannot give yourself any infection from taking your own semen. Many males masturbate and swallow their own semen. Recent studies have found that consuming human semen reduces depression. You can find an article about that in the related links below.
Yes, semen is mostly water, protein and sugar and is completely harmless. You can't catch anything from your own semen. As to whether you like the taste or not, that is a matter of personal preference.
The semen is digested and removed from the body like normal food. semen actually has iron and other minerals and vitamins that prevent tooth decay by up to .56%! In a sense, its like eating non-harmful, bad- tasting toothpaste.
Consuming your own semen will do you no harm.
0-5 pus cells are normal
Yes
Some people ingest semen during sexual intercourse.
The normal pH of semen is typically between 7.2 and 8.0. This alkaline pH helps to protect sperm from the acidic environment of the vagina.
That is certainly a young age for producing semen.
You mean 'Semen', not sperm. Sperm are invisible and semen is the liquid that carries sperm cells out of the man's body. Yes, clear semen is normal. So is white, cloudy semen.