It's apparently also a novel with 3 volumes! Although it hasn't been translated very far yet
https://www.novelupdates.com/series/e-rank-healer/
Seems like she has hypoglycemia (low blood sugar, can basically die from not getting enough glucose)
Anyways, I ship her with the white haired guy (▰˘◡˘▰) It'd be... A bit weird if she got with the other guy, even though it seems like she might have a crush on him (he's like Thirty (⊙…⊙ ) nuh uh baby)
I'm still laughing at her mom smacking her Dad away lmao X'DDDDDDDDDDD