> All apes cannot produce vitamin C. In fact no dry nosed primates can You're right! Sorry. And super cool! I'll weaken my hypothesis. There may be a survival

> All apes cannot produce vitamin C. In fact no dry nosed primates can You're right! Sorry. And super cool! I'll weaken my hypothesis. There may be a survival advantage in not having to metabolise a vitamin readily available through diet. Altogether, a neutral adaptation/mutation [1]. It's still a good case of nature optimising for leanness like a private-equity boss. And a good example of why something like GLP-1 may have similarly been optimized down for a world no longer relevant. [1] https://pmc.ncbi.nlm.nih.gov/articles/PMC3145266/ https://pmc.ncbi.nlm.nih.gov/articles/PMC3145266/