“Creaming” refers to the visible white or milky fluid that appears during sexual arousal or orgasm. It’s produced by a combination of glands and tissues in the vaginal canal, and the amount varies widely from person to person. Understanding what triggers it comes down to how arousal works physically, which glands are involved, and what types of stimulation increase fluid production.
Where the Fluid Comes From
There isn’t a single source. The creamy, white fluid is a mix of secretions from multiple structures, each contributing something slightly different. The most important one is plasma transudate, a thin fluid that seeps through the vaginal walls when blood flow to the area increases during arousal. As the tissues become engorged, pressure forces plasma (the liquid part of blood) through the vaginal lining. This is the primary source of internal lubrication.
On top of that, two sets of glands add their own secretions. The Bartholin’s glands, located on either side of the vaginal opening, release a small amount of moisture to the outer surface. Their contribution is relatively minor compared to what happens inside the vaginal canal. The Skene’s glands, located near the urethra, play a more interesting role. These glands swell during arousal and secrete a milky, mucus-like substance. The fluid from the Skene’s glands contains proteins similar to those found in prostatic fluid in men, which makes sense because these glands develop from the same embryonic tissue as the male prostate.
When all of these fluids mix together, especially with the natural bacteria and cells shed from the vaginal walls, the result is the thick, white or creamy appearance people notice during sex.
How Arousal Builds Fluid Production
Sexual response follows a progression, and fluid production increases at each stage. In the earliest phase of desire, a slight wetness begins as blood starts flowing to the pelvic area. During full arousal, the vaginal walls darken in color from increased blood flow and the transudate production ramps up significantly. The Skene’s glands swell and begin actively secreting.
At orgasm, the vaginal muscles contract rhythmically. These contractions can push accumulated fluid outward, which is often when creaming becomes most visible. Some women also experience a release of fluid from the Skene’s glands during orgasm that resembles ejaculation. This isn’t the same as squirting (which involves a larger volume of dilute, urine-like fluid). Skene’s gland ejaculation produces a smaller amount of thick, whitish fluid.
The key point is that more arousal means more fluid. Longer foreplay, sustained stimulation, and higher levels of excitement all increase blood flow to the vaginal tissues, which directly increases how much transudate is produced. Rushing through arousal is the most common reason someone might not produce much visible fluid.
Stimulation That Increases It
Internal stimulation, particularly along the front wall of the vagina, is most strongly associated with heavy fluid production and ejaculatory response. This area, sometimes called the G-spot, sits about two to three centimeters inside the vaginal canal on the belly-button side. It feels slightly firmer and more textured than the surrounding tissue. During arousal, it can swell up to 50% larger than its resting size.
In a well-known case study, researchers documented a woman who experienced regular orgasmic fluid release only when this front-wall area was stimulated directly, not during clitoral stimulation alone. When her partner focused specifically on that area (using a firm, come-hither type of pressure), she experienced multiple expulsions of fluid, sometimes within less than a minute of stimulation and in quick succession with roughly a minute between each one.
That said, this isn’t universal. Clitoral stimulation, combined stimulation, and even arousal without any direct genital touch can all produce significant lubrication. The front vaginal wall connection is most relevant specifically for the ejaculatory, milky fluid from the Skene’s glands, since those glands sit in that same anatomical neighborhood.
Why It Varies So Much Between People
Surveys on female ejaculation show enormous variation. Depending on the study, anywhere from 5% to 54% of women report experiencing it. One large study of 320 women found that 57% had experienced ejaculation at some point, but only 19% said it happened during most sexual encounters. About 14% said it happened in fewer than 1 in 10 sessions. A realistic estimate for true squirting (the high-volume type) is around 5% of women.
The Skene’s glands themselves vary in size from person to person. Some women have larger, more active glands that produce noticeable fluid. Others have very small glands that contribute almost nothing. This is simply anatomical variation, not a sign that anything is wrong.
The Role of Hormones
Estrogen is the hormone most directly responsible for vaginal lubrication. It maintains the thickness, elasticity, and moisture level of the vaginal walls. When estrogen levels are high (typically mid-cycle, around ovulation), lubrication tends to be more abundant and the fluid may appear thicker or creamier. When estrogen drops, the vaginal lining thins and produces less moisture.
Estrogen levels fall naturally after childbirth, during breastfeeding, and during perimenopause and menopause. Certain medications, including some birth control formulations and anti-estrogen drugs used in cancer treatment, also lower estrogen. Any of these situations can reduce how much fluid is produced during arousal, even when mental desire and physical stimulation are both present. This is a hormonal issue, not an arousal issue, and water-based lubricants can bridge the gap.
Mental Arousal Matters as Much as Physical
Blood flow to the genitals responds to psychological arousal, not just touch. Feeling relaxed, safe, and mentally engaged in what’s happening increases the physical arousal response. Stress, distraction, anxiety, and self-consciousness all constrict blood flow and reduce lubrication. This is why the same person can produce very different amounts of fluid depending on the situation, even with identical physical stimulation.
Foreplay that builds anticipation, emotional connection, and comfort with a partner all contribute to the physiological conditions that produce more fluid. The body doesn’t distinguish between “not enough stimulation” and “too stressed to respond.” Both result in less blood flow and less lubrication.