If the poop stain is very small, you may be able to remove it entirely at this point by using a generous amount of normal dish soap. Lather the dish soap over the poop stain while its wet to form a foam, then wash it off. [4] X Research source

Many parents swear by Fels Naptha as a miracle when cleaning up poop stains. When the clothes are wet, rub this laundry bar on the stain and allow it to sit for a few minutes. [6] X Research source If the stain is older or more set-in, soak the clothing in the enzyme cleaner for several hours or overnight. [7] X Research source For heavy-duty poop stains, you may need a more intensive pre-treatment. If there’s a lot of poop, soak the clothes in a bucket of hot water mixed with a scoop of OxiClean for a couple of hours. [8] X Research source

Wash the soiled baby clothes separately from the rest of your laundry. Otherwise, the poop might get on other clothes. [11] X Research source