Summer’s Eve douche is not recommended by any major medical organization, and using it can cause more problems than it solves. The American College of Obstetricians and Gynecologists is direct on this point: “Sprays, deodorants, and douches are not recommended and may make things worse.” This applies to all douching products, including Summer’s Eve, regardless of how gentle or natural their ingredients appear.
Why Douching Disrupts Your Body
Your vagina maintains a naturally acidic environment, with a pH between 3.8 and 4.5. This acidity exists because of beneficial bacteria that produce lactic acid and hydrogen peroxide, which kill harmful organisms and prevent them from attaching to vaginal tissue. This system is self-regulating. It doesn’t need help.
When you douche, you flush out those protective bacteria along with everything else. Even Summer’s Eve’s simplest formula (water, sodium chloride, vinegar, and citric acid) physically washes away the bacterial community your body built to protect itself. Once that community is disrupted, harmful bacteria can move in and multiply before the beneficial ones recover. The result is often the exact problem you were trying to fix: odor, discharge, or irritation.
Infection Risk Goes Up, Not Down
Women who douche at least once a month are 1.4 times more likely to develop bacterial vaginosis (BV), the most common vaginal infection. For women who douched within one week of being evaluated, that risk jumped to 2.1 times higher. BV is one of the leading causes of abnormal vaginal odor, so douching to address odor can actually trigger the condition responsible for it.
The risks don’t stop at BV. Research published in the BMJ found that douching increased the risk of endometritis (infection of the uterine lining) by 24%. When douching disrupts vaginal bacteria, it promotes colonization by harmful organisms that can travel upward into the uterus and fallopian tubes, potentially leading to pelvic inflammatory disease. Women with BV caused by douching also have a higher risk of acquiring sexually transmitted infections. Summer’s Eve’s own product label acknowledges the association between douching and pelvic inflammatory disease, ectopic pregnancy, and infertility.
Masking Symptoms Can Be Dangerous
Most people who reach for a douche are trying to address a smell or unusual discharge. But vaginal odor almost always has a specific, treatable cause. BV produces a fishy smell. Trichomoniasis, a sexually transmitted infection, causes its own distinct odor. Hormonal shifts, diet changes, sweat, and even dehydration can all change the way things smell. None of these are solved by douching.
If you already have an infection, douching can push bacteria deeper into the reproductive tract, turning a manageable vaginal infection into a more serious one involving the uterus or fallopian tubes. Using a douche to feel “cleaner” when something is genuinely off delays the diagnosis of conditions that respond well to proper treatment when caught early.
Pregnancy Risks
Douching during pregnancy raises the risk of preterm birth. One study found that women who douched while pregnant were more likely to deliver early. Douching also increases the risk of ectopic pregnancy, a dangerous condition where a fertilized egg implants in a fallopian tube instead of the uterus, by contributing to fallopian tube damage over time.
What to Do Instead
The vagina cleans itself through natural discharge. You don’t need to wash inside it with anything. For the external area (the vulva), ACOG recommends washing with plain, fragrance-free soap and warm water. That’s it.
A few other practical guidelines from gynecologists:
- Wipe front to back after using the bathroom to prevent bacteria from migrating forward.
- Use unscented products for toilet paper, pads, and tampons. Scented versions can alter vaginal pH.
- Skip feminine sprays and deodorants entirely, including wipes marketed as “pH balanced” or “gynecologist tested.”
- Wear breathable underwear and change out of sweaty clothing promptly.
If you’re noticing a persistent or strong odor that doesn’t resolve with basic external hygiene, that’s worth a medical visit. The cause is almost always something straightforward like BV, which can be cleared up quickly. Douching, whether it’s Summer’s Eve or any other brand, will only make it harder to identify and treat whatever is actually going on.