The short answer: wash your scrotum every day with warm water and, if you use soap, make it a mild, fragrance-free one. That alone handles most odor and irritation issues. But there’s more to it than a quick rinse, because the groin is one of the most sweat-prone, bacteria-friendly zones on your body. Here’s how to keep it clean, dry, and comfortable.
Why the Groin Gets Funky So Fast
Your groin is packed with apocrine sweat glands, the same type found in your armpits. Unlike the watery sweat on your forehead, apocrine glands release a thick, oily sweat. That sweat itself doesn’t smell much. The odor kicks in when bacteria on your skin break it down, producing that unmistakable funk.
On top of that, the area stays warm, dark, and folded against itself for most of the day. Sweat gets trapped, moisture builds up, and the skin’s pH shifts in a direction that fungi and bacteria love. Perspiration is actually the single most influential factor in developing groin fungal infections like jock itch. So cleaning isn’t just about smelling fresh. It’s about keeping the skin healthy.
The Daily Washing Routine
Every shower, give your scrotum and the surrounding area deliberate attention rather than relying on soapy water running down from your chest. Here’s what to do:
- Use warm water. Hot water strips natural oils from the skin and can leave the area dry and irritated.
- Choose the right cleanser. A fragrance-free, gentle body wash or a soap designed for sensitive skin is ideal. Avoid anything with alcohol, cologne, dyes, or added fragrance. These ingredients irritate scrotal skin, which is thinner and more absorbent than skin on most of the body (the full scrotal wall averages only about 8 mm thick).
- Wash the folds. Gently lift and clean the base of your penis, the crease where your thighs meet your groin, and the underside of the scrotum. These skin-on-skin areas trap the most sweat and bacteria.
- Rinse thoroughly. Soap residue left in the folds can cause its own irritation.
- Dry completely. Pat the area dry with a clean towel before putting on underwear. Pulling clothes over damp skin is one of the fastest ways to create the moist environment that fungal infections thrive in.
If you’ve been sexually active, give yourself a good wash afterward as well. Same goes after any workout or heavy sweating, even if it means a second shower that day.
Keeping Dry Between Showers
Washing is only half the equation. What happens the other 23 hours matters just as much, especially if you sweat heavily or live somewhere humid.
Loose-fitting underwear made from breathable fabric (cotton or moisture-wicking synthetics) helps air circulate and reduces moisture buildup. Tight, restrictive clothing does the opposite, creating the warm, sealed environment where fungal infections start. Always change your underwear after exercising, even if you can’t shower right away.
Body powder can help absorb moisture throughout the day. Cornstarch-based powders are the safest all-around option. Talcum powder lasts longer and isn’t linked to health risks for men specifically, but some studies have raised concerns about ovarian cancer risk for women. If there’s any chance a partner could be exposed, cornstarch is the better choice, or just rinse off beforehand.
Soaps and Products to Avoid
Scrotal skin is more sensitive and permeable than the skin on your arms or legs, so products that feel fine elsewhere can cause problems in the groin. Stay away from:
- Fragranced body washes, colognes, and lotions. Fragrance is one of the most common causes of contact irritation in sensitive areas.
- Body scrubs and exfoliators. Scrubbing the scrotum with abrasive products damages the skin and increases the chance of irritation or micro-tears.
- Alcohol-based products. Rubbing alcohol and alcohol-containing sprays dry out and irritate the skin.
- Deodorant sprays marketed for the groin. Many contain fragrance, alcohol, or both. If you want odor control, proper washing and a light dusting of powder are more effective and less irritating.
A plain, unscented bar soap or a gentle liquid cleanser is all you need. Nothing fancy.
Grooming Without Creating Problems
If you shave or trim the hair around your scrotum, you’re introducing a variable that hygiene alone can’t fully offset. Small tears in the skin from razors or trimmers make it easier for bacteria and infections to take hold. Ingrown hairs and folliculitis (inflamed, infected hair follicles) are common side effects.
If you do groom, use a clean, sharp blade and go slowly. Avoid shaving over any existing irritation, and wait for any nicks to fully heal before having sex. An electric trimmer with a guard is generally safer than a razor because it doesn’t cut as close to the skin, reducing the risk of micro-tears. After grooming, rinse the area with cool water and let it dry completely before getting dressed.
The Shower Self-Check
Your daily wash is also the perfect time to do a quick testicular self-exam. While the skin is warm and relaxed, gently roll each testicle between your thumb and fingers. You’re feeling for any new lumps, hard spots, or changes in size. This takes about 30 seconds and is worth making a habit.
Signs Something Needs Attention
Normal scrotal skin can get a little itchy or sweaty, especially in hot weather. But certain symptoms go beyond what better hygiene can fix.
Fungal infections like jock itch typically show up as a red, ring-shaped rash with a sharp border and flaky edges, often spreading along the inner thighs. It itches intensely and gets worse with sweating. Over-the-counter antifungal creams usually clear it up, but it tends to come back if you don’t address the moisture problem. Worth noting: jock itch can actually start as athlete’s foot and spread to the groin via your hands or a towel, so treating both areas matters.
Scrotal dermatitis is a different pattern. It causes a burning itch, redness, and scaling directly on the scrotum itself. In mild cases the skin looks red and flaky. More advanced cases involve thickened, discolored skin. If you notice persistent oozing, swelling, pus, ulceration, or pain that doesn’t resolve with basic hygiene changes, that’s a sign something more serious is going on and needs medical evaluation. Persistent rashes that don’t respond to antifungal treatment also warrant a closer look, since several other conditions can mimic a simple fungal infection.