having a shed problem need some help with this

ok my tegu is showing signs of a shed problem on her tail she just shed 2 weeks ago and the shed on her tail is still there

i give her warm baths her humitiy is 70-80% and the bedding is misted down 2-3 times a day i have no clue why she is having this stuck shed

she eats great poops great and her body shed is fine it comes off in about a day of it starting but the tail is not

any ideas on what i can do to help her out im trying everything i can think of. i want to try a reptile safe lotion or something but i dont know of any