Lotsa, I'm no doctor so of course, please don't take anything I say as gospel LOL. I have a somewhat jaundiced view of medicine because of my experiences. Anyway, I hope your mom starts to feel better!

Does she exercise and drink milk or eat dairy (for the calcium and vit. D?)

Hope you are doing well.
2/c-3a Coarse hair med. density.
Protein sensitive but can use occasionally
Highly porous. Color over grey.
Best 1st day method: Ice Queen!
Stylers: Mix Curls in a Bottle into everything for shine. Terrible pj
Sometimes try roller sets or use a curling brush - classic glamor.
Every day is a gift