Warning: This article is not for the faint of heart.

Many women (and some men) wear makeup on a daily basis without pondering the sacrifices made by animals before those products were ever allowed to reach the market. A lot of Americans are unaware that the cosmetics they purchase have had some horrific backstories. Most famous brands of makeup have been tested on animals with cruel results, while the public is left oblivious.

Humane Society International has answered some frequently asked questions about how and why such testing has been permitted and what organizations are doing to try to eliminate the brutal procedures.

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Eric IsselÃÂÃÂÃÂÃÂÃÂÃÂÃÂée, Thinkstock
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It's surprising, as well as saddening, to see just how many graphic images of animal testing can be found on the web. What can the average person do to help end cosmetic animal testing? It's easy. Stop buying the products from companies that test on animals. Cruelty-Free Kitty lists the guilt-free brands of makeup that are currently available to consumers.

If you are wondering if your makeup brand company is currently testing on animals, My Beauty Bunny helps take the guess work out of the scenario by listing some common cosmetic companies that do.

After this, let us hope that more people think twice before purchasing makeup.  It's hard to feel beautiful with a guilty conscience.

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