Not A Perfume vs Mon Guerlain

Not A Perfume is extremely divisive, with reactions ranging from love to hatred depending heavily on individual skin chemistry and potential genetic anosmia to its key molecules. The fragrance works beautifully for some wearers who find it comforting and receive compliments, but others experience it as unpleasantly sharp or can't smell it at all, making it one of the most unpredictable fragrances in the community.

The r/fragrance community views Mon Guerlain positively overall, praising its comforting vanilla scent and broad appeal. However, some users experience disappointing longevity and projection, and it's often dismissed as an overly safe, mainstream fragrance rather than something distinctive. Many consider it a good blind buy at discounted prices.