Especially since good weight programs rely on fairly minor caloric deltas where e.g. physically invisible amounts of butter can switch you from a deficit to a surplus.
I don't think his essay was necessarily a deal-breaker if you read it as a "I learned from experience but need to get another kind of experience, one that you get at college". Still, it reads as colossally arrogant and I don't see an admissions officer having any problem rejecting him as a candidate.
There's this other guy who got kicked from Colombia for cheating on an Amazon LeetCode interview. Milked the episode really well and is an X influencer now.
Personal statements like job apps are about bragging which is hard for anyone to do, the comments putting this down are piss poor.
Otherwise the comments are he shouldn't have written it as a normal 17 year old, he should have paid an experienced adult to faked it like everyone else. They could have helped him fake the "diversity" universities chase.
If universities wanted true diversity he is it. He's already worthy to have on their alumni which for the adults in the room, when all information is on your phone universities are the mostly connections you create . i.e. Gates, Wozniak , Jobs