Unfortunately, diaper rash is very common. More than half of babies between the ages of 4 months and 15 months develop diaper rash, and nearly all babies will get at least one diaper rash before they are potty-trained. Changing the diaper promptly after it becomes wet or soiled is the best way to prevent diaper rash. A baby develops diaper rash when: - They become older, especially between the ages of 9-12 months. - Your child sleeps with soiled diapers. - They have diarrhoea. - Baby begins consuming solid foods. - Baby is taking antibiotics or if you are nursing and taking antibiotics."
For me, I once spotted a rash and it was from a swimming diaper I used. I immediately changed the brand and tested his reaction- was totally fine
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