Yes, we never noticed a scent with our Severe Macaw, PJ. We had him for 29 years. After he passed, we brought a lovely Blue and Gold into our lives and she has a very strong scent but only when we open the windows.
I could see it possibly being described as baby powder. I would lean more towards describing Arika's scent more like a flower shop.
The only other scent that comes from her is "wet bird" after her shower. After a blow dry, which she really enjoys, I'd have to say she just smells neutral, if that makes any sense. Opening the windows, brings on the flower shop scent again. Either way, she's a nut