Vaginal discharge is normal, and the amount you produce can vary dramatically depending on where you are in your menstrual cycle, your hormone levels, and your life stage. Most increases in discharge are completely harmless. Your body produces more at certain times of the month, during pregnancy, or in response to sexual arousal. That said, a sudden change in color, smell, or texture alongside the increased volume can signal an infection worth addressing.
How Your Cycle Affects Discharge Volume
The amount and consistency of discharge shifts throughout a roughly 28-day cycle, driven by changing hormone levels. Right after your period ends (around days 1 to 4), discharge is minimal, dry, and tacky, often white or slightly yellow. Over the next few days it becomes sticky and damp, then transitions to a creamy, yogurt-like consistency that feels wet and cloudy.
The biggest increase happens around days 10 to 14, when you approach ovulation. Estrogen peaks, and your body produces a slippery, stretchy mucus that resembles raw egg whites. This is your most fertile window, and the volume can be noticeably higher than at other points in your cycle. Some people soak through a panty liner during this phase, which is entirely normal. After ovulation, discharge dries up again and stays thick or minimal until your next period.
If you’ve recently noticed more discharge and it’s clear or white, odorless, and not accompanied by itching or burning, you may simply be in the high-estrogen phase of your cycle.
Pregnancy and Hormonal Changes
Pregnancy is one of the most common reasons for a sustained increase in discharge. Rising estrogen and increased blood flow to the pelvis cause the body to produce more fluid, sometimes significantly more than you’re used to. This pregnancy-related discharge (called leukorrhea) is thin, white or milky, and mild-smelling. It serves a protective function: clearing away dead cells and helping maintain the balance of bacteria that keeps infections out.
Hormonal birth control, perimenopause, and even stress can also shift your baseline. If you’ve recently started or changed a contraceptive method, your body may produce more or less discharge as it adjusts to new hormone levels.
Signs That Point to a Yeast Infection
Yeast infections produce a thick, white discharge that looks like cottage cheese. It’s usually odorless or very mild-smelling, but the hallmark symptom is intense itching and redness of the vulva and vaginal opening. About 75% of women will have at least one yeast infection in their lifetime, and 40 to 45% will have two or more. They’re extremely common and typically triggered by antibiotics, high blood sugar, a weakened immune system, or anything that disrupts the natural balance of yeast and bacteria in the vagina.
If your increased discharge fits this description, over-the-counter antifungal treatments are effective for most uncomplicated cases. Recurrent yeast infections (three or more episodes in a year) affect fewer than 5% of women but do require a different treatment approach.
Signs That Point to Bacterial Vaginosis
Bacterial vaginosis, or BV, causes a thin discharge that may look gray, white, or green. The defining feature is a strong, fishy odor that often becomes more noticeable after sex. Unlike a yeast infection, BV doesn’t typically cause significant itching or redness. It develops when the normal bacterial balance in the vagina tips in favor of certain organisms, and it requires prescription treatment.
BV is the most common vaginal infection in people of reproductive age. It can develop after douching, using scented products near the vagina, or sometimes without any obvious trigger.
When Color or Smell Suggests an STI
Certain sexually transmitted infections change the character of discharge in distinct ways. Chlamydia and gonorrhea can both cause yellow vaginal discharge that looks different from your normal baseline. These infections frequently cause no symptoms at all in their early stages, so a change in discharge may be the only noticeable sign. Left untreated, both can lead to pelvic inflammatory disease and affect fertility.
Trichomoniasis, a common parasitic infection, tends to produce a frothy, yellow-green discharge with a strong odor. It may also cause irritation, burning during urination, and discomfort during sex. All three of these infections are treatable with prescription medication, but they require testing to confirm.
Hygiene Habits That Increase Discharge
Some habits intended to keep you clean actually backfire. Douching, even with plain water, removes the beneficial bacteria that keep vaginal pH in its healthy range of 3.8 to 4.5. When those bacteria are stripped away, the body overproduces them in response, which can lead to infection and, ironically, more discharge and odor than you started with.
Scented body washes, feminine hygiene sprays, powders, and wipes can all irritate vaginal tissue and disrupt the microbiome. The vagina is self-cleaning. Warm water and a gentle, unscented soap on the external skin is all that’s needed. Cleaning the area multiple times a day is unnecessary and can make symptoms worse. If you’ve been using any of these products and notice increased discharge, stopping them for a couple of weeks may resolve the issue on its own.
What to Watch For
Increased volume alone, with no other changes, is rarely a concern. But certain combinations of symptoms suggest something that needs medical attention:
- Greenish, yellowish, or chunky discharge paired with itching, burning, or vulvar irritation
- A strong or fishy odor that persists or worsens after sex
- Bleeding or spotting between periods or after sex, unrelated to your cycle
- Pelvic pain or fever alongside any change in discharge
These patterns help distinguish between the normal fluctuations your body goes through and an active infection or condition that benefits from treatment. A simple exam and, in some cases, a swab test can identify the cause quickly.