The masculine body holds numerous mysteries. Why are guys constantly scratching your balls? What specifically is a foreskin claimed to do? Why do flaccid penises look for this reason ridiculous?


But the many pressing concerns we have issue semen—also recognized as ejaculate, spunk, and by a host of less printable nicknames. Sure we know it includes sperm, but what else is in there? Why does it look and smell different sometimes, and also is it just a myth the it's great for her skin? To prize these and also other questions, us talked to a men's gendergeek.org and wellness specialist, who mutual some serious fascinating facts.

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Semen and also sperm room not the very same thing. Sperm are tadpole-shaped, microscopic cells that are part that semen. Their project is to fertilize one egg inside her body, and also to obtain there, they're carried along by liquid that's produced by different male sex organs.


“The prostate fluid has chemicals that make semen more liquid-y for this reason the sperm have the right to swim an ext freely,” Michael Reitano, MD, physician in residence for the men’s gendergeek.org service Roman, speak gendergeek.org. “The seminal vesicles carry out fructose, a sugar that offers spermatozoa the energy it requirements to swim every the method to the woman egg.” all together, this components make up semen.


Dr. Reitano says that sperm consists of vitamin C, B12, ascorbic acid, calcium, citric acid, fructose, lactic acid, magnesium, zinc, potassium, sodium, fat, and also hundreds of various proteins. Yet don’t quit your day-to-day vitamin simply yet. “The amount of yes, really nutritional contents is tiny,” he says, and also most of that is just water. What about the calorie count? "If the actual nutritional elements are added—meaning every the fats, proteins, and carbohydrates—then a ¾ teaspoonful the semen may provide little much more than a few calories of nutrition.”


The typical amount the semen exit during ejaculation averages in between two and five ml, the tantamount of about one teaspoon. However this stuff fill a punch—there are nearly 15 million come 200 million sperm in an median milliliter of semen.


True, guys can produce sperm throughout their whole lives. Yet it isn’t constantly viable. Dr. Reitano says that follow to one study, sperm produced by men over period 52 were more likely to be abnormal than the sperm the younger men. Young guys also produce much more sperm per ejaculation. “Semen production is highest in guys in their 20s or so, however can to decrease slowly starting at any suggest from that period onward,” that says.


Precum, or the pre-ejaculate liquid that comes the end of a man's prick when he's rotate on, has barely any kind of viable sperm. “Most that the proof leans towards pre-ejaculate comprise no sperm, or only very tiny quantities of sperm,” Dr. Reitano says. “What sperm is discovered often tends to it is in poorly formed and also immobile. Males are taken into consideration infertile if they have too small sperm, for this reason the tiny quantities that might be found in pre-ejaculate are extremely unlikely to result in pregnancy.” (Good come know, yet it's most likely wise to make sure the stuff doesn't acquire inside friend if you yes, really don't desire to get pregnant.)


So what's the suggest of precum? It's nature's lube, in part. "Pre-ejaculate is a slightly straightforward secretion released from glands called Cowper glands," Dr. Reitano says. "The clean secretion protects sperm native the acid setting of the urethra and also the vagina, as well as lubrication to some degree."


Stinky semen could be indicative the a bigger issue. “Foul-smelling semen deserve to be a sign of one infection, maybe a sexually sent infection. STIs may also be at occupational if the semen take away on a yellow or green color,” states Dr. Reitano. “On occasion, a broken blood courage in the urethra or prostate can make semen show up brown or reddish.”


What is semen supposed to smell like? "Semen can typically have a slight ammonia or bleach-like odor," that adds. "Anecdotally, semen have the right to have a slight readjust in odor or taste with alters in food, an interpretation eating asparagus may an outcome in a similar change in the smell of semen as listed with urine."


Sperm can live increase to five days within a woman's reproductive tract, just waiting for that egg to appear so they can fertilize it and also do what nature intends them come do. Yet outside that the body, semen can’t survive really long. “If ejaculation occurs in a hot bath tub with chemicals, the sperm have the right to live no much more than a few seconds. If the is deposited right into a bathtub of heat water that is around 98 degrees,  may live because that a couple of minutes,” Dr. Reitano says. “If it is deposited right into the air and onto a difficult surface, it will live till the semen is dry. The sperm dies once that occurs.”


For everything reason, semen appears to it is in the latest tendency in skincare. However Dr. Reitano says that while it's most likely safe, it's probably not walking to benefit your skin in any way. "Semen doesn’t have any kind of inherent components that are poor by nature," claims Dr. Reitano. Stick come acne products to work out those the exaggerated instead.

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Remember the mrs who went into anaphylactic shock after ~ her companion ejaculated in her mouth? Yeah, so execute we. Unfortunately, semen allergies space possible. Says Dr. Reitano: "


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This is a rare condition however it exists. The allergic reaction is normally localized and causes redness or swelling at the suggest of contact—usually the vagina." To be precise, it's the protein in semen that cause the allergic reaction.


"Another means a partner have the right to be allergic to their partner's semen is if she has actually an allergy to a particular food or antibiotic, as examples, and the male companion has eaten the food or is taking the antibiotic come which she is allergic," adds Dr. Reitano. "The allergen accumulates in the male's semen, and also when it is placed in the vagina, the allergen is absorbed into the bloodstream. The female companion may construct widespread hives or worse." Yikes!