I thought that pregnant women could be a good audience to have a digital product for as well - especially for first-time mothers. There could also be a section within the app for first-time mothers to receive help with their newborn babies.
healthline.com have a whole section filled with parents and parenting blog posts.
Here are a few that I looked at, and think could come in handy
When to Start Taking Prenatal Vitamins: Why Earlier Is Best
The Welcome Home Self-Care Package for New Moms
The Resource Guide New Parents Should Keep in Their Back Pocket