It's been a long time since I last read through these but these 2 threads have a lot of good info that address some of those questions.
https://forums.longhaircommunity.com...d.php?t=125938
https://forums.longhaircommunity.com...ad.php?t=21256
I think a fair few found that coconut oil soaks before, and oleplex during/after helped. I think there was also something about bleach baths as well in there.
Bookmarks