The vagina, the internal canal, cleans itself and doesn’t need washing. What you’re actually cleaning is the vulva, the external genital area between your legs. The distinction matters because putting soap, water, or any product inside the vaginal canal disrupts the bacteria that keep it healthy. Daily gentle cleaning of the outer area with warm water and, if needed, a mild wash is all it takes.
Why the Vagina Doesn’t Need Washing
The vaginal canal maintains its own ecosystem. About 95% of the bacteria inside it are lactobacilli, which produce lactic acid and hydrogen peroxide to keep the pH between 3.8 and 4.2. That slightly acidic environment prevents harmful bacteria and yeast from growing. When you introduce soap, fragrances, or water under pressure (douching) into the canal, you wash away those protective bacteria and raise the pH, creating conditions where infections thrive.
Bacterial vaginosis, the most common vaginal infection, affects roughly 23 to 29% of women of reproductive age globally. The World Health Organization lists douching and excessive vaginal cleansing among the factors that increase the risk of developing it. There are no confirmed health benefits to douching, and medical organizations universally recommend against it.
How to Clean the Vulva
The vulva includes the outer and inner lips, the clitoral hood, and the area around the vaginal and urethral openings. This is the part that benefits from daily cleaning. Here’s what works:
- Use warm water and gentle motions. Spread the outer lips and rinse the folds with warm water. Don’t scrub vigorously.
- If you use a wash, choose carefully. A fragrance-free, hypoallergenic liquid wash with a pH between 4.2 and 5.6 is the safest option. Use a small amount. Some people do fine with warm water alone, though research suggests water on its own can sometimes dry the skin and worsen itching.
- Always wipe or wash front to back. This prevents bacteria from the anal area from reaching the vulva and vaginal opening.
- Rinse thoroughly. Any residue from cleansers can cause irritation over time.
Products to Avoid
The list of things that don’t belong near your vulva or vagina is longer than you might expect. Bar soaps and bubble baths tend to be alkaline, which clashes with the naturally acidic vulvar environment. Shower gels, scrubs, deodorants, antiseptic creams, and scented baby wipes all carry chemicals that can irritate the skin or disrupt the bacterial balance. Feminine sprays, powders, and perfumed products fall into the same category.
Even products marketed as “feminine hygiene” aren’t necessarily safe. The fragrance blends in these products are among the most common causes of vulvar irritation. If a product has a scent, it’s best to skip it.
Drying and Underwear Choices
Moisture left on the vulva creates an environment where bacteria and yeast multiply. Pat the area dry with a clean towel after washing rather than rubbing. Your underwear choice matters too. Cotton is the best material because it breathes and wicks away sweat. If you have sensitive skin, plain white cotton is the gentlest option. Synthetic fabrics, even with a cotton crotch panel, don’t provide the same breathability.
Change your underwear at least once a day, or more often if it becomes damp from sweat or vaginal discharge. Panty liners reduce airflow and can cause irritation when worn all day, so save them for when you actually need them. Going without underwear at night, or wearing loose pajamas or boxers, increases airflow and can help if you’re prone to yeast infections or vulvar irritation.
Cleaning After Sex, Exercise, and During Periods
After sex, urinate to help flush bacteria away from the urethra. If you want to rinse the vulva, warm water is enough. Don’t douche afterward, even if it feels like the intuitive thing to do.
After a heavy workout, changing out of sweaty clothing and rinsing with warm water prevents prolonged moisture exposure. The same principle applies during your period. If you use tampons or a menstrual cup, change them frequently. Menstrual blood slightly raises vaginal pH, so keeping the external area clean with warm water during your period is helpful, but the internal cleaning still happens on its own.
Signs Something Is Off
Normal vaginal discharge is clear to white, varies in amount throughout your cycle, and has a mild or no odor. Changes worth paying attention to include discharge that turns gray, green, or yellow, develops a strong fishy smell, or comes with itching, burning, or swelling. A thick, white, cottage cheese-like discharge typically points to a yeast infection, while thin grayish discharge with a fishy odor is a hallmark of bacterial vaginosis.
These symptoms don’t mean you need to wash more. In fact, ramping up cleaning or switching to harsher products usually makes things worse. The issue is an internal imbalance that needs proper treatment, not better hygiene.