The masculine body holds many mysteries. Why are guys always scratching their balls? What exactly is a foreskin supposed to do? Why do flaccid penises look so ridiculous?

But the most pressing concerns we have concern semen—also well-known as ejaculate, spunk, and also by a organize of much less printable nicknames. Sure we know it has sperm, however what rather is in there? Why does it look and smell different sometimes, and also is it simply a myth that it's great for her skin? To prize these and also other questions, us talked come a men's specialist, who common some serious fascinating facts.

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Semen and sperm space not the exact same thing. Sperm space tadpole-shaped, microscopic cells that are part of semen. Their project is come fertilize one egg inside your body, and also to gain there, they're carried along by fluid that's developed by various male sex organs.

“The prostate fluid contains chemicals that make semen an ext liquid-y therefore the sperm deserve to swim much more freely,” Michael Reitano, MD, medical professional in residence because that the men’s company Roman, speak “The seminal motor carry out fructose, a street that gives spermatozoa the power it demands to swim all the method to the female egg.” all together, this components consist of semen.

Dr. Reitano claims that sperm has vitamin C, B12, ascorbic acid, calcium, citric acid, fructose, lactic acid, magnesium, zinc, potassium, sodium, fat, and also hundreds of different proteins. However don’t quit your day-to-day vitamin simply yet. “The quantity of really nutritional contents is tiny,” that says, and also most of it is simply water. What around the calorie count? "If the yes, really nutritional elements are added—meaning all the fats, proteins, and also carbohydrates—then a ¾ teaspoonful that semen may provide little an ext than a couple of calories the nutrition.”

The mean amount of semen exit during ejaculation averages between two and five ml, the equivalent of about one teaspoon. However this stuff pack a punch—there are nearly 15 million to 200 million sperm in an mean milliliter that semen.

True, men can produce sperm transparent their entire lives. However it isn’t constantly viable. Dr. Reitano says that follow to one study, sperm developed by guys over period 52 were more most likely to it is in abnormal than the sperm that younger men. Young guys also produce an ext sperm every ejaculation. “Semen production is highest in males in your 20s or so, yet can diminish slowly beginning at any allude from that period onward,” that says.

Precum, or the pre-ejaculate fluid that comes out of a man's penis when he's turn on, consists of barely any kind of viable sperm. “Most of the evidence leans towards pre-ejaculate containing no sperm, or only an extremely tiny quantities of sperm,” Dr. Reitano says. “What sperm is discovered has tendency to it is in poorly formed and immobile. Guys are thought about infertile if they have actually too tiny sperm, so the tiny amounts that might be discovered in pre-ejaculate are very unlikely to an outcome in pregnancy.” (Good come know, but it's probably wise to make certain the ingredient doesn't get inside girlfriend if you really don't desire to obtain pregnant.)

So what's the point of precum? It's nature's lube, in part. "Pre-ejaculate is a slightly an easy secretion exit from glands dubbed Cowper glands," Dr. Reitano says. "The clean secretion protects sperm native the acid atmosphere of the urethra and also the vagina, as well as lubrication to part degree."

Stinky semen might be indicative the a bigger issue. “Foul-smelling semen deserve to be a authorize of one infection, probably a sexually transmitted infection. STIs may additionally be at job-related if the semen bring away on a yellow or environment-friendly color,” says Dr. Reitano. “On occasion, a damaged blood ship in the urethra or prostate can make semen appear brown or reddish.”

What is semen claimed to odor like? "Semen can frequently have a slight ammonia or bleach-like odor," he adds. "Anecdotally, semen deserve to have a slight change in smell or taste with changes in food, definition eating asparagus may an outcome in a comparable change in the odor of semen as listed with urine."

Sperm have the right to live increase to 5 days inside a woman's reproductive tract, simply waiting for the egg to show up so they have the right to fertilize it and also do what nature intends them to do. Yet outside of the body, semen can’t survive very long. “If ejaculation occurs in a hot tub with chemicals, the sperm can live no much more than a few seconds. If the is deposited right into a bathtub of warm water that is about 98 degrees,  may live because that a few minutes,” Dr. Reitano says. “If that is deposited into the air and also onto a hard surface, it will live until the semen is dry. The sperm dies as soon as that occurs.”

For every little thing reason, semen seems to it is in the latest trend in skincare. But Dr. Reitano states that when it's most likely safe, it's most likely not going to advantage your skin in any way. "Semen doesn’t have any type of inherent contents that are bad by nature," claims Dr. Reitano. Stick come acne commodities to settle those the exaggerated instead.

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Remember the mrs who went into anaphylactic shock ~ her partner ejaculated in she mouth? Yeah, so carry out we. Unfortunately, semen allergies room possible. Says Dr. Reitano: "



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

"Another method a partner deserve to be allergy to their partner's semen is if she has actually an allergy come a particular food or antibiotic, together examples, and also the male companion has consumed the food or is acquisition the antibiotic to which she is allergic," add to Dr. Reitano. "The allergen accumulation in the male's semen, and when that is inserted in the vagina, the allergen is took in into the bloodstream. The female companion may develop widespread hives or worse." Yikes!