Most vaginal irritation comes from external causes you can identify and fix at home. The discomfort, whether it’s itching, burning, or general soreness, usually involves the vulva (the outer skin) rather than the vaginal canal itself. Relief starts with removing whatever is triggering the irritation and protecting the skin while it heals.
Quick Relief With Soaks and Barriers
A lukewarm sitz bath with baking soda is one of the fastest ways to calm itching and burning. Add 4 to 5 tablespoons of baking soda to a shallow bath, or 1 to 2 teaspoons if you’re using a small sitz basin that fits over your toilet. Soak for 10 minutes, up to three times a day. The water should be comfortably warm, not hot, since heat increases blood flow to the area and can make inflammation worse.
After soaking, gently pat the skin dry (never rub) and apply a thin layer of a plain barrier ointment. Vaseline, zinc oxide ointment, A&D ointment, or even plain olive oil all work well. These create a protective layer that shields raw skin from urine, sweat, and friction. You can reapply as often as needed throughout the day. Stick with ointments rather than creams for this purpose. Creams often contain alcohol-based ingredients that dry the skin out further.
For more persistent irritation, a 1% hydrocortisone ointment (available over the counter) can reduce inflammation when applied two to three times daily for a short period. Avoid using it for more than a week without guidance, since prolonged steroid use can thin delicate vulvar skin.
Identify What’s Causing the Irritation
The most common reason for vulvar irritation is contact with a chemical irritant, not an infection. This is called vulvar contact dermatitis, and the list of potential triggers is longer than most people expect. Common culprits include scented soap, bubble bath, laundry detergent, dryer sheets, scented toilet paper, panty liners, pads, tampons, feminine sprays, douches, talcum powder, spermicides, and even shampoo or conditioner that runs down during a shower. Tea tree oil, often marketed as a natural remedy, is itself a known irritant.
If you recently switched any product that contacts the vulvar area, that’s the first thing to eliminate. When you can’t pinpoint a single change, try stripping back to the basics: wash with water only (or a tiny amount of unscented, gentle cleanser on the outer skin), switch to unscented detergent, use plain white toilet paper, and stop using any wipes, sprays, or deodorant products in the area. Many people find their symptoms resolve within a few days once the offending product is removed.
When It Might Be an Infection
If removing irritants doesn’t help, or if you notice unusual discharge, the cause may be an infection. The three most common vaginal infections each produce distinct symptoms:
- Yeast infection: thick, white, odorless discharge that looks like cottage cheese, often with intense itching and a white coating on the skin.
- Bacterial vaginosis (BV): thin, grayish, foamy discharge with a fishy smell, though BV sometimes causes no symptoms at all.
- Trichomoniasis: frothy, yellow-green discharge that smells bad and may contain spots of blood.
A healthy vaginal pH sits between 3.8 and 4.5. Infections like BV and trichomoniasis push that pH higher, making the environment less acidic and allowing problematic bacteria to thrive. A pH above 4.5 can also be normal just before your period and after menopause, so pH alone isn’t a definitive diagnostic tool. If your symptoms match any of the patterns above, especially if discharge has changed in color, texture, or smell, that’s worth a visit to get tested and treated appropriately.
Daily Hygiene That Protects Vulvar Skin
The vagina is self-cleaning. It doesn’t need soap, douches, or any internal washing. The vulva (outer folds and surrounding skin) only needs gentle rinsing with water, or at most a small amount of fragrance-free cleanser. The American College of Obstetricians and Gynecologists recommends wiping front to back after using the bathroom, using only unscented and uncolored toilet paper, and skipping baby wipes, feminine sprays, “full body deodorants,” and talcum powders entirely.
After bathing, dry the vulvar area thoroughly before getting dressed. Moisture trapped against the skin raises the local temperature and pH, creating conditions where bacteria multiply more readily. If you’re prone to irritation, patting on a light layer of barrier ointment after drying can keep friction and moisture from restarting the cycle.
Clothing and Fabric Choices
Tight clothing and non-breathable fabrics create a warm, moist environment against the vulva. Research on the vulvar skin microenvironment has shown that non-breathable materials (like the plastic backing on some panty liners) significantly increase skin temperature, humidity, and pH compared to going without a liner or using one with a breathable backing. Higher humidity and pH encourage the growth of more microorganisms on the skin’s surface.
Cotton underwear remains the standard recommendation because it allows air circulation. If you wear panty liners regularly, choose ones with a breathable back sheet. Avoid sitting in wet swimsuits or sweaty workout clothes longer than necessary. Sleeping without underwear, or in loose-fitting cotton shorts, gives the area extended time to breathe overnight. Synthetic fabrics like nylon are specifically flagged as potential irritants for people with sensitive vulvar skin.
What About Probiotics?
Probiotic supplements marketed for vaginal health have become popular, but the evidence for them is weaker than the packaging suggests. A randomized controlled trial tested two of the most widely studied probiotic strains (commonly found in vaginal health supplements) as an add-on to standard BV treatment. After 30 days, the cure rate was virtually identical between the group taking probiotics and the group that didn’t: about 58% versus 60%. By 90 days, the probiotic group actually trended slightly worse.
The likely reason: the probiotic bacteria rarely made it to the vagina. After a full month of daily oral supplements, the target bacteria were detected in only one vaginal sample out of the entire treatment group. Eating yogurt and fermented foods supports general gut health, but there’s little clinical evidence that oral probiotics meaningfully change the vaginal microbiome or speed recovery from irritation.
Habits That Prevent Recurrence
Once you’ve calmed the irritation, a few ongoing habits reduce the chance it comes back. Use unscented laundry detergent for anything that touches the vulvar area, including underwear, towels, and bedsheets. Skip the fabric softener and scented dryer products. Change out of damp clothing promptly. If you shave or wax the bikini area, give irritated skin a break from hair removal until it fully heals, since micro-abrasions from grooming make the skin more reactive to every other irritant.
When your period arrives, unscented pads and tampons made from cotton are less likely to cause reactions than those with added fragrances, dyes, or plastic components. Menstrual cups made of medical-grade silicone are another option that minimizes chemical contact. If you use lubricant during sex, choose water-based, fragrance-free formulas and avoid anything with warming, cooling, or flavoring agents.