I also thought of this, yes. But it was more along the lines of psychedelics being extremely hit or miss. The only drug I know of that is ritually mass-prescribed for spiritual insight is ayahuasca, which I understand is also rather unreliable.
If I were to suggest a drug for denial-busting, it would be MDMA, hands down; it removes fear barriers. (I have no idea why people decided to use it for dancing, of all things.)
There is a cheap and easy way to stabilize blood sugar called ketosis. Anecdotally, suffice it to say that until I saw this article, I’d practically forgotten that I ever had an interest in akrasia.