“Banana flavoring tastes nothing like bananas because it was based on an extinct variety”

Many people notice that the taste of artificial banana candy and flavoring doesn't quite match the fresh banana they peel. This perceived discrepancy has led to a popular and persistent myth: that artificial banana flavor was created to mimic an older, now extinct variety of banana. The story often points to the Gros Michel banana, a once-dominant commercial variety that was largely wiped out by Panama disease in the 1950s, suggesting its flavor was the true inspiration for our synthetic banana treats.

While the story is compelling, the truth is a bit more nuanced. The primary chemical compound responsible for the distinct scent and taste of artificial banana flavoring is isoamyl acetate. It is true that this compound was a significant contributor to the flavor profile of the Gros Michel banana, which was indeed devastated by disease. However, isoamyl acetate is not exclusive to the Gros Michel. It is also a naturally occurring ester found in many fruits, including the Cavendish banana, which is the variety most commonly consumed today. The difference lies in its concentration; isoamyl acetate is present in modern Cavendish bananas, just in lower amounts compared to its more prominent role in the Gros Michel.

The widespread belief in this myth stems from a combination of factors. The dramatic tale of a lost banana variety provides a satisfying, albeit slightly inaccurate, explanation for the perceived taste difference. Additionally, the Gros Michel was indeed the leading banana export for decades before the Cavendish took over, making it a plausible candidate for the original flavor inspiration. This historical context, coupled with the noticeable difference between a candy's banana taste and a fresh Cavendish, helps the myth endure, even though the core flavoring compound is present in both modern and historical banana types.