this is very typical with people, Black people especially.Usually the simplest answer is the best one.
Easier to believe a conspiracy about dead skin or fat cells than to believe that some women just don’t properly wash or have poor PH balance from other issues.
whenever we hear something we don't agree with or unsure of because of a lack of info, we just cast it off as a conspiracy theory.
a quick google search would've shown that there is a smell. i had to google it because i've never dealt with a chick with a bbl. nor would i, knowingly.
"Healing from a Brazilian Butt Lift involves several stages, each crucial for a successful recovery. Post-surgery, your body starts to repair and regenerate tissue, which can lead to various changes, including the presence of a noticeable smell.
This scent, often described as “medicinal” or “sterile,” is typically due to the body’s natural healing processes and the antiseptics used during surgery.
Inflammation is the first stage of healing, during which your body works to remove bacteria and debris from the surgical area. This stage can last a few days and may produce a distinct smell as dead cells and fluids are expelled."

What is a BBL Smell? | Nip Tuck Aesthetics | Miami, FL
What is a BBL Smell? Uncover the reasons behind the BBL smell after surgery, what it means for recovery, and how to address it.

we have the greatest source of information right at our fingertips, but we still insist on speaking out authoritatively on subjects we know nothing about.