What Is Precum?
Pre-ejaculate, also known as pre-cum, is a fluid that is released from the penis when a man becomes sexually aroused. This liquid is the product of the accessory sex glands, which are separate from the prostate and testes that are responsible for semen production. These accessory sex glands do not contribute to the creation of sperm. There’s no sensation when pre-ejaculate is released, and there’s no direct way to control it.
During moments of sexual arousal, pre-ejaculate will often be discharged from the tip of the penis. Often referred to as precum, this clear, lubricant-like fluid is produced by a trio of accessory sex glands: the Cowper’s gland, the glands of Littre, and the glands of Morgagni. These glands release the fluid into the urethra at various points.
When Does Precum Occur?
Precum typically occurs when a man is experiencing sexual arousal. It will generally happen during an erection, but it can still occur even without an erection.
How Much Pre-Ejaculate Is Normal?
The volume of precum is not constant and can vary in the same individual based on the intensity of their sexual arousal. The amount of pre-ejaculate can fluctuate between a few droplets to approximately 5 milliliters.
What Is The Function and Purpose of Pre-Ejaculate?
The Cowper’s gland, which sits just below the prostate, is the primary producer of pre-ejaculate fluid. Also known as the bulbourethral gland, it secretes an alkaline, mucus-like substance during moments of sexual excitement.
The purpose of pre-ejaculate fluid is to counteract the acidity present in the urethra. The reason? Urine, which is often acidic, leaves behind an acidic coating in the urethra. This is a hostile environment for sperm, which flourish in more alkaline conditions. Pre-ejaculate helps create a more hospitable environment in the urethra by producing a more alkaline pH.
Precum also plays a crucial role in providing lubrication during sexual activity, due to the presence of glycoproteins. This lubrication helps the penis to more easily penetrate the vagina.
Additionally, the vagina doesn’t provide a sperm-friendly environment to sperm. The pre-ejaculate fluid comes to the rescue once again, however, providing a pH-neutralizing effect, which allows the sperm to stay alive and to function normally.
Can A Woman Get Pregnant From Precum?
Yes, it is possible. Pre-ejaculatory fluid that collects at the tip of the penis often has traces of sperm in it. In fact, research indicates that more than 40% of men have sperm within their pre-ejaculate. For some men, sperm is always present in their pre-ejaculate, while for other men, it’s never present. However, it’s crucial to understand that the probability of finding sperm in pre-ejaculate is relatively high. To prevent an unintended pregnancy, the most effective method is to use a condom from the very first moment of intimate contact.
Additionally, while pre-ejaculate itself may not contain sperm, it can still pick up sperm from previous ejaculations that may be present in the urethra. If a man has recently ejaculated and then engages in sexual activity again without urinating in between, some sperm may be present in the pre-ejaculate.
If pre-ejaculate containing sperm comes into contact with the woman’s vagina during sexual intercourse, there is a chance that it could lead to pregnancy. Sperm can survive in the reproductive tract for several days, increasing the likelihood of pregnancy even if the full ejaculation does not occur.
To reduce the risk of pregnancy and sexually transmitted infections (STIs), it is essential to use effective contraception and practice safe sex consistently. Condoms and other forms of barrier methods are highly effective in preventing both pregnancy and STIs when used correctly and consistently.
If pregnancy is a concern, it’s advisable to use additional contraceptive methods such as birth control pills, intrauterine devices (IUDs), or other suitable options prescribed by a healthcare professional.
Does “Pulling Out” Prevent Pregnancy?
The “pull-out” method, also known as coitus interruptus, is a form of contraception where the male partner withdraws his penis from the vagina before ejaculation to prevent sperm from entering the woman’s reproductive tract. While it can reduce the chances of pregnancy to some extent, it is not considered a highly effective method of contraception and is not recommended as the sole means of preventing pregnancy.
The main issue with coitus interruptus is that it is challenging to execute perfectly. Even if the man withdraws before ejaculation, pre-ejaculate fluid (pre-cum) can still contain sperm from previous ejaculations, as mentioned earlier. Additionally, it can be challenging to predict the exact moment of ejaculation, and accidental sperm exposure can happen.
Several factors can reduce the effectiveness of the pull-out method, including:
- Lack of control: It requires a high level of self-control, and mistakes can happen, especially during moments of intense pleasure.
- Pre-ejaculate: As mentioned earlier, pre-ejaculate might contain sperm, which can lead to pregnancy.
- Fertility awareness: The method relies on accurately predicting the woman’s fertile window, which can be challenging, especially for those with irregular menstrual cycles.
- STI transmission: Coitus interruptus does not protect against sexually transmitted infections (STIs).
For these reasons, the pull-out method has a higher failure rate compared to other contraceptive methods like condoms, birth control pills, intrauterine devices (IUDs), and hormonal implants. For more effective contraception and to reduce the risk of both pregnancy and STIs, it’s recommended to use condoms or other reliable contraceptive methods. If you’re considering contraception, it is best to consult with a healthcare professional to determine the most suitable method for your individual needs and circumstances.
Alternative Options to the Pull-Out Method
If you’re looking to avoid pregnancy, relying solely on the pullout method isn’t advisable. It’s best to pair it with another form of contraception. If you’ve decided your family is complete or you’ve chosen not to have children at all, both male and female sterilization provide reliable, permanent solutions. However, if you’re looking for temporary options, consider the following:
- Birth-control pills: Oral contraceptive pills are made with two types of sex hormones, estrogens and progestins. They work by preventing the ovaries from releasing an egg. With over a 99% rate of effectiveness, contraceptive pills are a popular choice for pregnancy prevention.
- Condoms: Not only do condoms prevent sperm from entering the vagina, thereby preventing pregnancy, but they also protect against HIV and other sexually transmitted diseases.
- Contraceptive implant: Involves a doctor inserting a tiny plastic rod just beneath a woman’s skin. The rod releases the hormone progestin for up to three years, effectively preventing pregnancy.
- Contraceptive injections: Involves a slow-release injection of progestin given to women, providing pregnancy prevention for a span of three months.
- Contraceptive patch: A woman can easily stick this to her skin, where it slowly releases progestin over a week. It must be replaced every week for three weeks and can also help manage heavy or painful periods. It remains effective even in cases of nausea or vomiting.
- Diaphragm: A device that snugly fits over a woman’s cervix, creating a barrier that prevents sperm from entering the uterus.
- Female condoms (femidoms): Designed to be worn inside the vagina, these prevent sperm from reaching the uterus.
- Intrauterine device (IUD): These small devices are inserted into the uterus where they release copper or hormones to prevent pregnancy. Once inserted, an IUD can be effective for several years.
- Vaginal ring: This device is inserted into the vagina where it slowly releases hormones to prevent pregnancy.
Is It Possible For Pre-Cum to Cause An HIV infection?
Yes, it is. The pre-ejaculate fluid can carry the human immunodeficiency virus (HIV). While the viral content in this fluid is lower compared to semen, it still has the potential to cause an infection.
What if Your Body Produces Too Much Pre-Ejaculate Fluid?
This fluid can vary in volume from person to person. For some men, the quantity can be quite large and it may lead to awkward situations. For instance, being around someone that’s attractive or a passionate kiss could result in wet pants.
While producing copious amounts of pre-ejaculate isn’t a medical concern or a health risk, it can be bothersome. If you’re looking to decrease the amount of precum you produce, a consultation with your doctor could be helpful. Certain medications can help with managing the symptoms.

Karl Bianco is an Executive Editor at The Sperm Count Report. He has previous experience as a senior editor for both print and digital media for 8 years, where he wrote about and edited articles pertaining to health and fitness, sex and relationships, medical news and technology.