02/04/2014 09:46 BST | Updated 02/04/2014 09:59 BST

Big Mac Fast Food Facts: How Many Cows Does It Take To Make A Burger?

The latest installment to ruin your fast food fun is an insightful video from Hidden Costs about what really goes into your McDonald's Big Mac burger.

Don't worry - it's not something horrible like small children or sawdust - but the facts are pretty stark.


Ever Wondered What A Sumo Wrestler Eats? Here's Your Chance

Cupcakes, Crisps And Burgers: How Your Favourite Foods Measure Up On Google Food Comparison

On average, says the voiceover in the video, a Big Mac contains about 540 calories and out of that, nearly half of it (43%) is salt. It has 29 grams of fat - which is about half your daily allowance. So far, so usual.

big mac

But then comes the maths. If you ate a Big Mac every day for a year, you'd accrue a whopping 197,000 calories.

Big Macs are also big business for Maccy Ds. They sell 2.5 million of those burgers a day, 900 million a year, across 36 countries.

But here's the fact that sat uncomfortably in our stomachs (much like a Big Mac enroute home after the pub). Each burger patty can contain the meat of up to 1,000 different cows from across five countries.

We're not lovin' it.