How do I fix her?

[Chickie_Momma_91]

This is my 2 weeks old silkie. Her two mates are fine. All hatched together. I’ve been feeding her Nutradrench since last night, yesterday afternoon she only had a droopy head.
Today she’s doing front flips as well

 

[Chickie_Momma_91]

https://www.reddit.com/r/BackYardChickens/comments/ptv9mw