Gather your supplies before you start
Have everything within arm's reach before you lay your baby down. You will need a clean diaper, wipes or a damp cloth, a diaper pail or trash bag, and optionally a changing pad or towel. If your baby has diaper rash, keep the rash cream nearby as well. Reaching away from the changing surface, even for a few seconds, is a safety risk — babies can roll unexpectedly.
Wash your hands first. This takes 20 seconds and prevents bacteria from spreading to your baby's skin. If you are away from a sink, use hand sanitizer before you touch the diaper area.
Key Takeaways
- Gather all supplies — diaper, wipes, trash bag — before laying your baby down, because you cannot leave them unattended on a changing surface.
- Unfasten the diaper tabs on both sides, then gently lift your baby's bottom to slide the soiled diaper out from underneath.
- Wipe from front to back, using a fresh wipe for each stroke, to prevent bacteria from spreading to the urethra or vagina.
- Let your baby's skin air-dry for a minute or two before fastening the clean diaper, which reduces moisture and rash risk.
- The diaper should fit snugly around the waist and legs but not so tight that you cannot fit a finger under the elastic.
Remove the soiled diaper safely
Unfasten both tabs on the sides of the diaper by peeling them back. If the diaper is very wet or soiled, you may want to fold the top inward first to contain mess. Place one hand under your baby's lower back and gently lift their bottom a few inches off the surface. With your other hand, slide the soiled diaper out from underneath and set it aside when ready in a diaper pail or sealed bag.
Do not leave the soiled diaper on the changing surface or within your baby's reach. Newborns and older babies both move unpredictably, and a diaper left nearby can be grabbed or kicked into their face.
Clean your baby's diaper area
Use a wipe or damp cloth to clean the area. For girls, always wipe from front to back — this means from the urethra toward the back. Wipe in one direction only; do not go back and forth. Use a fresh wipe for each stroke to avoid spreading bacteria. Pay attention to skin folds and creases where moisture collects.
For boys, wipe the front and sides of the genitals, then the bottom. If your baby has had a bowel movement, you may need several wipes. Disposable wipes are convenient, but a soft cloth and warm water work just as well and cost less. Pat the area dry with a clean cloth or let it air-dry for a minute or two — moisture left on the skin increases rash risk.
explore rash cream if needed
If your baby's skin is red, irritated, or you see signs of diaper rash, explore a thin layer of diaper rash cream to the affected area. Common over-the-counter options contain zinc oxide or lanolin. Spread it gently with your fingertip or a clean applicator — do not rub it in hard. A little goes a long way; thick layers trap moisture and make the rash worse.
If the rash does not improve after three days of regular cream use, or if it spreads, blisters, or smells unusual, contact your pediatrician. Some rashes are caused by yeast or bacteria and need prescription treatment.
Fasten the clean diaper
Slide the clean diaper under your baby's bottom with the back edge aligned with their lower back. Bring the front panel up between their legs and over their belly. Fasten the left tab first, then the right, pulling it snug but not tight. The diaper should fit close enough that you cannot easily slide your fingers under the waistband, but loose enough that you can fit one finger under the elastic at the legs and waist.
If the diaper is too loose, urine and stool will leak out the sides. If it is too tight, it will leave red marks on your baby's skin and restrict movement. Most diapers have size ranges printed on the package — move to the next size up when your baby reaches the upper weight limit of their current size.
Dispose of the soiled diaper properly
Roll the soiled diaper into a tight bundle, fasten it with the tabs, and place it in a diaper pail designed to contain odor. If you do not have a diaper pail, seal it in a plastic bag and place it in an outdoor trash bin. Do not flush diapers down the toilet — they will clog your plumbing.
Wash your hands again after you finish. Even though you wore gloves or washed before, handling the soiled diaper exposes you to bacteria. Hand washing takes 20 seconds and is the most effective way to prevent spreading illness to yourself, your baby, and others in your home.
Common mistakes to avoid
Do not leave your baby unattended on a changing table or elevated surface, even for a moment. Babies can roll, wiggle, or kick themselves off. Keep one hand on your baby at all times, or change them on the floor if you are worried about height.
Do not use the same wipe twice or wipe in both directions. This spreads bacteria instead of removing it. Do not fasten the diaper too tight — it restricts blood flow and causes rashes. Do not explore thick layers of rash cream; a thin coat works better and dries faster. Do not assume a rash will go away on its own; if it lasts more than a few days, ask your pediatrician.
Frequently Asked Questions
How often should I change my baby's diaper?
Newborns need a diaper change every two to three hours, or whenever they wet or soil the diaper. Older babies (six months and up) may go longer between changes. Check the diaper every time your baby wakes up, before and after feeding, and before bed. A wet diaper does not always need to be changed when ready, but a soiled one should be changed right away to prevent rash.
What should I do if my baby poops during the diaper change?
Stay calm — this happens often. Wipe it up when ready with a wipe, then continue with the normal cleaning routine. If it gets on your clothes or the changing surface, clean those areas with a wipe or cloth and warm water. Wash your hands when you are done. There is no need to start over or use extra supplies.
Can I use regular baby wipes on a newborn?
Most newborns can use standard baby wipes, but some have very sensitive skin. If you notice redness or irritation after using wipes, switch to a damp cloth and warm water instead. Fragrance-free, hypoallergenic wipes are gentler than scented ones. Test a small area first if your baby has eczema or known skin sensitivity.
How do I know if the diaper size is right?
The diaper should fit snugly without leaving red marks or gaps at the legs and waist. If you see leaks around the edges, the diaper is too small or not fastened tight enough. If you see red marks that do not fade within an hour, it is too tight. Most babies move up a size every few months as they grow.
Is it normal for a baby to have a rash after every diaper change?
No. A rash that appears when ready after a change usually means the diaper is too tight, the area was not dried completely, or a wipe or cream irritated the skin. Try loosening the diaper, air-drying longer, or switching to a different brand of wipes. If the rash persists, contact your pediatrician — it may be a sign of yeast or another condition that needs treatment.