Newborn skin in the first six weeks: what to clean it with, and what to leave alone
The pediatricians, the dermatologists and the health services agree on more than parents expect: warm water, something soft, no fragrance, and fewer baths than you think. What that looks like at two in the morning.
A newborn arrives with skin that has spent nine months in water and has not yet worked out what to do with air. It is thin, it loses moisture fast, and for the first weeks it is finding its own balance. Almost everything the pediatricians, the dermatologists and the public health services say about it comes down to one instruction: do less than you think. Less soap, fewer baths, fewer ingredients, and warm water for nearly everything.
Take that guidance in the order a day goes: the morning face, the bath that is not a bath yet, the diaper changes that fill the hours between, and the small number of things that mean a doctor rather than a cloth. The sources are linked at the end, with the date they were read, and where the advice comes from one body rather than all of them it says so.
Fewer baths than you think
The American Academy of Pediatrics puts a number on it: three baths a week during the first year may be enough, and bathing more often can dry a baby’s skin. The American Academy of Dermatology says two to three times a week. Until the umbilical cord stump has fallen off and healed, both say sponge baths rather than a tub: a basin of warm water, a damp washcloth rinsed in soap-free water, a dry towel, everything within reach before you start, and the face first.
What fills the days between baths is topping and tailing, which is the NHS’s name for it and a good one. Cotton wool dipped in warm water, not too wet, wiped gently around the eyes from the nose outward with a fresh piece for each eye; a fresh piece around the ears but not inside them; the face, the neck creases, the hands. Then the other end: the nappy area washed with fresh cotton wool and warm water, and dried very carefully, including between the folds of skin.
What soap does, and when to use it
The pediatricians are blunt: soaps can dry out your baby’s skin. If a cleanser is needed for a heavily soiled area, use only a mild, neutral-pH soap without additives, and rinse it from the skin right away. The dermatologists say the same in other words: lukewarm water and mild, fragrance-free products, applied to the dirty areas such as the neck creases and the diaper area, and rinsed off. Nobody says to wash the whole baby with anything every day.
Fragrance-free is the phrase that recurs in all of it, and it is worth understanding why. Fragrance is the most common thing in a skin product for skin to react to, and a newborn has no history to tell you what it reacts to. The guidance takes the variable out. So does a wipe with nothing in it: a square of cotton and the water from your tap has no fragrance to be free of.
The instruction that recurs in every source is not a product. It is warm water, something soft, and a fresh piece for each area.
The diaper change, which is most of the day
In the first days a baby may urinate as often as every one to three hours, the AAP says, and many pass a stool soon after each feeding. That is a lot of changes, and the dermatologists’ rule is to change all dirty diapers, even if they are just wet, as soon as possible: the aim is dry skin under the diaper for as much of the day as can be managed, because moisture is what starts a rash.
The cleaning itself is where a Whoopsie Wipes square earns its place, because it is the cotton-and-warm-water method of the NHS in a sheet that does not shed. Wet one square from a spray bottle of warm water, clean front to back with a fresh fold of the eight-inch sheet for each pass, and then, and this is the step people skip, take a dry square and take the water off. A wipe that leaves the skin wet has done half the job. Dry between the folds, let the skin air for a minute if there is a minute, and only then the cream.
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Barrier cream, and what goes under it
The AAP asks for a thick layer of barrier paste with zinc oxide or petrolatum at each change when the skin is irritated, and the AAD says apply a zinc oxide diaper cream and, on a severe rash, leave it on between changes rather than scrubbing it off each time. Both are talking about cream on clean, dry skin. Whatever was on the wipe is under the cream for the next three hours, which is the plain argument for cleaning with water and cotton rather than with a liquid that carries a surfactant and a humectant of its own.
Cotton does not argue with zinc oxide. Wipe wet, wipe dry, cream, diaper. The order matters more than the brand of anything in it.
When the skin is already sore
A rash changes the instructions slightly, and both American bodies say how. The pediatricians suggest that cleansing with water and a gentle non-soap cleanser may be less painful than wiping if the skin is irritated or has open sores. The dermatologists go a step further: for a severe rash, a squirt bottle of water to clean the area rather than wiping at all, then letting the skin air dry completely, with as much time out of a diaper as the day allows.
A dry cotton square fits that instruction because you decide how hard it works. Soaked and pressed rather than wiped, it is a compress. Used dry afterwards with a patting motion, it is the towel. The thing it is not is a treatment, and the thing this site is not is a doctor: a cloth cleans skin and a cream protects it, and neither replaces the person who can look at the rash.
The signs that mean a pediatrician
The AAP lists them plainly. A rash that is not going away, or is getting worse, after two to three days of treatment. A rash with pimples, blisters or oozing sores. A bright red rash after starting antibiotics. A rash that is especially painful or comes with a fever. The dermatologists add drainage from the rash to the list. Any of those is a phone call, not a change of wipe.
And on the other side of the equation, the AAP’s note on wet diapers is the sign that things are going well: a baby who is wetting diapers through the day is a baby who is drinking. If that stops, that is also a call.
What to leave alone
The list of things not to do is longer than the list of things to do, which is the point. Do not bathe every day. Do not use soap where water will do. Do not put anything fragranced on skin that has no history. Do not wipe inside the ears. Do not clean the cord stump with anything but what your pediatrician has told you. Do not scrub a rash. Do not leave the skin wet under a diaper because the wipe was wet and the change was quick.
What is left after all of that is small and cheap: warm water, a soft square of cotton, a fresh one for each area, a dry one to finish, and a bin. Six weeks of that, and the skin has usually found its own balance, and you have found yours.
This page is general information about cleaning a baby’s skin, not advice about a particular child. A wipe cleans skin and does not treat it; a rash that is not getting better, blisters, oozing, unusual pain or a fever are questions for a pediatrician.
More like this is in the journal, and the people at Whoopsie Wipes keeps the three boxes one click away on the front page.