What do Kesslers Whiskey claim to do?

It seems you are asking about Kessler's Whiskey.

Kessler's is a brand of whiskey that does not make any extraordinary claims about its product beyond being a quality whiskey. It's known for its smooth, mellow flavor and affordable price point.

Please note that Kessler's does not have any particular health benefits or unique properties that other whiskeys do not. It's a standard whiskey product.