Yes, increased vaginal discharge during pregnancy is completely normal. Most pregnant people notice more discharge starting in the first trimester, and the volume tends to increase steadily until delivery. This discharge has a name: leukorrhea. It’s your body’s way of protecting you and your baby from infection.
Why Pregnancy Increases Discharge
Three things drive the increase. First, estrogen levels rise dramatically during pregnancy, which stimulates the glands in your cervix and vaginal walls to produce more fluid. Second, blood flow to the pelvic area increases significantly to support the growing uterus, and that extra circulation also ramps up secretions. Third, progesterone thickens the uterine lining, which contributes additional discharge.
All of this extra fluid serves a purpose. It forms a protective barrier that makes it harder for bacteria and other pathogens to travel up through the cervix and reach the womb. Think of it as your body building a defense system around the baby.
What Normal Discharge Looks Like
Healthy pregnancy discharge is clear, white, or pale yellow. It’s thin in consistency, has no noticeable smell, and doesn’t cause itching, burning, or irritation. You may need to wear a panty liner as the volume picks up, especially in the second and third trimesters. Some days will be heavier than others, and that’s fine.
The amount varies from person to person. What matters more than volume is the color, texture, and whether it comes with other symptoms.
Signs That Something Is Off
Not all discharge during pregnancy is harmless. Changes in color, texture, or smell can signal an infection that needs treatment. Here’s what to watch for:
- Thick, white, cottage cheese-like discharge with itching: This is the classic sign of a yeast infection. Pregnancy makes you more prone to them because hormonal shifts change the pH balance of the vagina.
- Gray or white discharge with a fishy smell: This pattern points to bacterial vaginosis (BV), which affects roughly 6 to 16% of pregnant women.
- Green or yellow discharge with a strong odor: This can indicate a sexually transmitted infection or another type of bacterial infection.
Any discharge that comes with burning, pain during urination, or irritation around the vulva warrants a call to your provider, even if the color looks normal.
Yeast Infections During Pregnancy
Yeast infections are one of the most common causes of abnormal discharge in pregnancy. The telltale signs are intense vaginal itching and a thick, white discharge that resembles cottage cheese. You can safely treat them with over-the-counter antifungal creams or suppositories at any point during pregnancy. These topical treatments don’t cause birth defects or pregnancy complications. Oral antifungal pills, however, are not recommended during pregnancy, so stick with creams and suppositories.
Why Bacterial Vaginosis Matters More in Pregnancy
BV is worth paying attention to because it carries real risks during pregnancy. Research published in Frontiers in Surgery found that pregnant women with BV had significantly higher rates of preterm birth before 34 weeks (about 23% compared to 6% in women without BV). Their babies were more likely to have lower birth weights and to need intensive care after delivery. The good news is that BV is treatable with antibiotics that are safe during pregnancy, so catching it early makes a difference.
BV doesn’t always cause obvious symptoms. Some women notice a thin grayish discharge with a fishy odor, especially after sex, while others have no symptoms at all. If your provider tests for it during a prenatal visit, that’s why.
Discharge Changes in the Third Trimester
As you get closer to your due date, you may notice new changes in your discharge. One of the most distinctive is losing your mucus plug, which is the thick collection of mucus that has been sealing your cervix throughout pregnancy. It looks jelly-like and stringy, and it can be clear, brownish, or tinged with pink or red streaks of blood. Some women lose it all at once; others lose it gradually over several days.
When you see blood mixed with mucus, that’s called “bloody show,” and it means your cervix is starting to dilate. Labor could start within hours or still be days away. Losing the mucus plug on its own isn’t a reason to rush to the hospital, but it’s a sign that things are progressing.
Discharge vs. Amniotic Fluid
One concern that comes up in late pregnancy is whether what you’re feeling is discharge or a slow leak of amniotic fluid. They can feel similar, but there are differences. Amniotic fluid is clear or slightly tinged and has no smell. It tends to come out in a steady trickle that soaks through your underwear, and it doesn’t stop when you change positions. Normal vaginal discharge, by contrast, is typically milky or slightly colored and may have a mild scent.
If you suspect you’re leaking amniotic fluid, especially before 37 weeks, contact your provider right away. A simple test can confirm whether the fluid is amniotic.
Keeping Things Comfortable
You can’t stop the extra discharge, and you shouldn’t try to. Douching during pregnancy disrupts the natural balance of bacteria in the vagina and increases the risk of infections. The American College of Obstetricians and Gynecologists also recommends avoiding soaps and body washes on the vulva. Warm water is enough to keep the area clean.
Wear breathable cotton underwear, change your panty liner as needed throughout the day, and avoid scented products in the genital area. These small steps help prevent irritation without interfering with the protective role your discharge is playing.