People half-remember Marmite as some kind of wartime energy product, the brown jar that kept factory workers and soldiers going. The reputation is real, but the science is widely misunderstood. Marmite barely contains any calories at all, so it is not an energy source in the way a sugary drink or a flapjack is. What it does carry is a heavy load of B vitamins, which help the body release energy from the food you eat. That distinction is the whole story.
Marmite Articles
Explore our collection of articles about Marmite, Britain's most divisive spread.
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Would Marmite survive the apocalypse? The cockroach question
I have always joked that after the bombs drop, the cockroaches will be sitting around eating Marmite. It turns out both halves of that joke are half-true. Cockroaches really are more radiation-tolerant than us, though they are nowhere near the best in the insect world, and they would not survive ground zero anyway. Marmite, meanwhile, is genuinely one of the hardest foods on the planet to kill. I checked the science on both.
Marmite facts: 15 things you (probably) didn't know, plus a bonus you won't believe
Most Marmite fact lists are the same five lines copied off each other. This is the proper version: fifteen things about Marmite that are actually surprising and actually true, from the French pot on the label to the doctor who used it to discover folic acid, each one followed up in full if you want to go deeper.
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