If you’ve noticed tiny, rough bumps on your child’s upper arms, thighs, or cheeks — like permanent goosebumps or “chicken skin” — you’re likely looking at keratosis pilaris. It’s one of the most common skin conditions in children, and the good news is: it’s harmless.
Often called “strawberry skin,” keratosis pilaris affects up to 40% of children and teens. While it can look concerning, it doesn’t hurt, isn’t contagious, and often improves with age. Here’s what parents need to know about causes, gentle care, and when to see a doctor.
What Is Keratosis Pilaris?
Keratosis pilaris (KP) happens when keratin — a protein that protects skin — builds up and clogs hair follicles. This creates small, rough bumps that feel like sandpaper. The bumps are usually skin-colored or slightly red, and they don’t itch or hurt in most cases.
Common locations in kids:
- Upper arms (most common)
- Thighs
- Cheeks (especially in younger children)
- Buttocks
What Causes Keratosis Pilaris in Children?
The exact cause isn’t fully understood, but these factors play a role:
- Genetics: KP often runs in families. If you had it, your child likely will too.
- Dry skin: Bumps worsen in winter or dry climates.
- Eczema connection: Children with eczema or very dry skin are more prone to KP.
- Age: Most common in children and teens; often fades by the 30s.
It’s not caused by poor hygiene, diet, or anything you’re doing wrong.
Is Keratosis Pilaris Harmful?
No. Keratosis pilaris is a cosmetic condition — it doesn’t cause pain, doesn’t lead to other problems, and isn’t contagious. Most children aren’t bothered by it at all. However, some teens may feel self-conscious, which is worth addressing with kindness.
Gentle Treatment for Kids
There’s no instant cure, but these gentle steps can smooth the bumps:
1. Moisturize Consistently
Apply a fragrance-free moisturizer daily, ideally right after bathing when skin is damp. Look for creams (not lotions) with ceramides or urea — these soften the keratin plugs gently.
2. Use Lukewarm Water
Hot water dries skin and worsens KP. Keep baths and showers lukewarm and under 10 minutes.
3. Exfoliate Very Gently
A soft washcloth used in gentle circular motions can help. Never scrub hard — aggressive exfoliation irritates the skin and makes bumps worse.
4. Consider a Humidifier
Dry indoor air in winter aggravates KP. A bedroom humidifier helps keep skin hydrated overnight.
5. Avoid Picking or Squeezing
Teach kids not to pick at the bumps. Picking causes redness, scarring, and possible infection.
What About Exfoliating Acids?
Products with mild alpha-hydroxy acids (like lactic acid) can help older children and teens. However:
- Start with the gentlest option
- Do a patch test first
- Avoid on broken or irritated skin
- For young children, stick to moisturizer alone
Always check with your pediatrician before using active ingredients on children’s skin.
When to See a Doctor
Keratosis pilaris rarely needs medical attention, but see your pediatrician if:
- The bumps become very red, swollen, or painful
- There’s spreading redness (possible infection from picking)
- Your child is very distressed about appearance
- You’re unsure whether it’s KP or something else (like eczema or allergies)
A dermatologist can confirm the diagnosis and suggest prescription options for severe cases.
The Bottom Line for Parents
Keratosis pilaris is incredibly common, completely harmless, and usually improves on its own over time. Gentle moisturizing and avoiding irritation are the best approach. Reassure your child that their skin is normal — because it is.
This article is for informational purposes only and isn’t medical advice. If you’re concerned about your child’s skin, consult your pediatrician.
Related reading: Dry Skin in Kids: Causes and Gentle Care and Eczema-Prone Skin Care for Toddlers.
