If you get ingrown hairs after shaving, exfoliating is the step worth getting right. It clears away the layer of dead skin that traps a hair under the surface, so the hair can grow out and the bump can settle. It is also the step that is easiest to overdo: scrub at a bump too hard and you irritate the skin and cause more of them. This guide covers what exfoliation does for ingrown hairs, the difference between physical and chemical exfoliants, how to do it without making things worse, and three products that do the job. If a bump is already painful, hot or weeping, skip to the last section: that one needs a doctor, not a scrub.

What exfoliation does for an ingrown hair

An ingrown hair is a strand that curls back and grows into the skin instead of rising out of it. Skin constantly sheds a top layer of dead cells, and that layer is what traps a hair that would otherwise push through. Exfoliating removes it, so the hair can reach the surface and the follicle stays clear. The usual advice is to work with warm, not hot, water and small circular motions, using a washcloth, an exfoliating brush, or an exfoliating gel or scrub.

What exfoliation does not do is fix the cause. It clears the surface; what stops the next ingrown hair from forming is how you remove the hair in the first place, so if your ingrown hairs keep coming back, the shaving habits matter more than the scrub. Our guide to preventing ingrown hairs covers that side.

Physical or chemical exfoliation?

Both work, in different ways, and the choice is mostly about how your skin reacts and how much effort you want to put in.

  • Physical exfoliants lift dead skin cells with friction: a washcloth, an exfoliating brush, a mitt, or a scrub. They work immediately and cost little. They are also the easiest to overdo, because the same pressure that removes dead skin drags on the skin around a bump.
  • Chemical exfoliants use acids to loosen the bonds that hold dead cells together, so they shed on their own. The two families are salicylic acid (a BHA) and glycolic or lactic acid (AHAs). Salicylic acid is the one usually reached for when the problem is bumps and clogged follicles, because it is oil-soluble and works inside the pore and the hair follicle; AHAs work mostly on the surface. Chemical exfoliation is gentler on the skin than scrubbing, but it is not instant, and it can sting on freshly shaved or broken skin.

Many people do best with a little of each: a chemical exfoliant a few times a week, and a light physical pass before shaving. If you would rather do the job in the shower with a soap, an exfoliating body soap is the simpler route.

How to exfoliate without making it worse

The technique matters more than the product. These are the habits that keep exfoliation on the helpful side of the line.

  • Use warm, not hot, water. Hot water strips the skin and leaves it more reactive.
  • Use light pressure in small circles for about 20 to 30 seconds per area. You are removing dead skin, not scrubbing it off.
  • Work on damp skin. Dry friction on dry skin is what turns exfoliation into irritation.
  • Exfoliate before you shave, not after. A gentle pass lifts the hairs so the blade cuts them cleanly; exfoliating over freshly shaved skin is what stings.
  • Rinse and moisturize afterwards to put back what the exfoliation took off.
  • Start at two or three times a week and add only if the skin stays calm. Redness, stinging or a fresh crop of bumps means ease off, not scrub harder.
  • Never pick, scratch or squeeze an ingrown hair. It damages the skin and can let an infection in.

If the bumps are red and pimple-like rather than trapped hairs, they may be a breakout after shaving rather than an ingrown hair, and the treatment is different. If the skin is simply sore and rashy, that is shaving irritation or razor burn, and exfoliating it will make it worse.

Three exfoliants that do the job

You do not need a shelf of products. Between them, these three cover the job: a daily chemical exfoliant for the shower, a leave-on one for the areas that keep breaking out, and a reusable physical tool for anyone who would rather skip the acids.

1. CeraVe Salicylic Acid Body Wash: the easy daily option

A salicylic-acid body wash you use in the shower like any other body wash. The acid does the exfoliating, so there is no grit and nothing to scrub at. It is the low-effort pick if you want exfoliation to be part of a normal shower, and the 10 oz bottle is a sensible size to try.

2. Paula’s Choice Weightless Body Treatment 2% BHA: the leave-on exfoliant

A 2% salicylic-acid lotion that you apply and leave on, aimed at rough, bump-prone skin on the arms, legs and bikini line. It is the one to choose if you want a chemical exfoliant that keeps working between showers, and the light, non-greasy texture suits body skin. It costs more than the wash, so it is the pick for a specific problem area rather than the whole body.

3. Dermasuri Exfoliating Body Scrubber Glove: the reusable physical tool

A mitt used on damp skin in the shower, with no product at all. It is the physical option for someone who would rather not use acids, or who wants a tool rather than a consumable. Because it is reusable it needs rinsing and hanging to dry after each use, so it is a small piece of maintenance.

If you would rather choose from dedicated body and face scrubs instead, our exfoliating scrubs roundup compares seven of them by skin type and budget.

When exfoliation is not the answer

Exfoliation helps with a single trapped hair and with keeping new ones from settling in. It is the wrong tool for a bump that is already infected. See a doctor if the area is very painful, hot or swollen, or if you have a high temperature or feel generally unwell; at that point the problem has moved past exfoliation and needs medical help. Do not dig the hair out yourself. A clinician can remove it safely, and picking at it damages the skin and can let an infection in.

Once the skin has settled, prevention comes back to the shave: wet the skin, use a shaving cream or gel, shave in the direction the hair grows, take as few strokes as possible, rinse the blade after every stroke and replace it when it starts to drag. A cool, damp cloth after shaving calms the skin, and a blade that is past its best is one of the most common reasons fresh bumps keep appearing.