> Why do we find it acceptable to help people who struggle with alcohol abuse, or nicotine addiction, or opioid addiction, but not to help people who struggle with food abuse?
For the same reason why skinny person taking steroids is frowned upon - it is perceived as a shortcut.
Supra-physiological levels of testosterone and steroids have incredibly well known and well researched short, medium, and long term side effects. They've been well known for forever.
In an alternate world where steroids had a good safety profile, it would be ridiculous to not use them if you were looking to add on muscle mass.