I know many people use their own products for their babies, and I totally get why! Have you looked at the ingredients in baby items? Like washes etc? They are mostly parabens!! MY adult washes are healthier than baby stuff! But that’s a whole other topic! Enough of my rant, on with the list! lol 
Here’s some ideas for caring for your baby and staying sal free:
Use your own sal free stuff on your baby.
Make your own sal free stuff for the baby:
Baby Powder: use plain old Cornstarch. “Baby powder (talc) has now been linked to cancer.” Chantal Hoey Sanders (Thanks Chantal for your valuable info!) For a rash, try Aquaphor, but as always, check the ingredients for sals using your Quick Check!
Buy Sal free Baby stuff, here’s some ideas:
Check out this Pinterest board with tons of sal-free baby options: Guai Protocol Safe Baby Products
Click this link for list of sal free: Baby Wipes
Johnsons Baby stuff: Original formula Yellow – No More Tears shampoo, Head-to-Toe Wash;
Pink – Body Lotion, Body Cream, Original Baby Oil, Original Baby Gel
Purple – Bedtime Bubble Bath & Wash, Bedtime Lotion
Blue – Extra Conditioning Shampoo (2-in-1 for thick/curly hair)
Green – No-More-Tangles Shampoo (2-in-1 for thin/straight hair)
I quickly checked the ingredients on these (and others) on drugstore.com; PLEASE check the labels before you buy.
Breast feeding your baby is safe on the Guaifenesin Protocol 
Chantal Hoey Sanders has excellent info and tips too. Make sure to check out her website: http://www.chantalhoeysanders.com/Chantals_Web_site/Welcome.html
Check out my complete list of: FAQ about the Guaifenesin Protocol and Salicylates!