Why Honey Never Expires: The Science Behind the World's Oldest Food

In this reel

Three-thousand-year-old honey found in tombs was still edible. Here is why.

Transcript

Archaeologists found three-thousand-year-old honey in Egyptian tombs, still edible. Honey is so acidic and dry that bacteria simply cannot survive inside it. Bees also add an enzyme that produces hydrogen peroxide, killing anything remaining. Sealed from moisture, honey does not expire, ever.