Everybody knows by now that junk food is filled with sugar, salt and saturated fats that can lead to obesity and chronic obesity

Everybody knows by now that junk food is filled with sugar, salt and saturated fats that can lead to obesity and chronic obesity.

But many will be surprised to learn there are even more harmful ingredients lurking in their favorite treats.

In a, researchers found toxic metals in every dark chocolate bar they tested, including big-name brands like Hershey’s, Lindt and Tony’s Chocolonely.

It may also be a surprise that a chemical used in explosives sometimes finds its way into breads, muffins and cookies, or that an ingredient in lighter fluid is used to keep chicken nuggets fresh.

In recent weeks about red food dyes in candy, Doritos and sodas, which have been linked to cancer and inflammatory bowel disease. 

Here are some of the most surprising toxins in your food:

Substance found in lighter fluids, is also in chicken nuggets 

Butane isn’t just for lighters anymore — it’s also added to chicken nuggets, potato chips and some fast foods to keep them fresh for longer.

The chemical — tert-Butylhydroquinone (TBHQ) — is considered to be safe in low doses in foods.

But in higher amounts it has been linked to tumors, liver enlargements, convulsions and paralysis.

<div class="art-ins mol-factbox floatRHS health" data-version="2" id="mol-0faa3970-8c80-11ed-b85d-63d6ee80ac2a" website toxins in your favorite foods and treats REVEALED