Chloe Hu, has "Not Natty" at the top of her instagram.
Francesca Fesheila:
edit: oops, OP already got Chloe. In any case I really admire the straightforward honesty.
A lot of Russian and Slavic bodybuilders are open about not being natty. Obvious ones are Natalia Kuznetsova and Anastasia Korableva. There's also Marie Bastrikova who often talks about PEDs on her IG page (she prefers the word 'pharma') and whose use is evident considering her voice is deeper than her husband's. There's also Serbian bodybuilder Dina Bakić who gave us this gem:
Couldn't find another thread like this, but it would be cool to collect in one place a list of girls who are not afraid to be transparent about NOT being natty.
I'll start:
Evidence:
Instagram Bio: "Not Natty"
Photo caption on "natural supps" - "▪️Obviously not showing the UNNATURAL supplements that I take so don’t anybody DARE coming at me about that."
I'm sure there are plenty of others who go into far more detail about exactly how they are not natty, or just simply acknowledge they are not.