Since this is the only testing product I've ever used, I can't speak to how it stacks up to similar items. I can only say that using this kit could not be easier and an intelligent six year old (who can read) could use it successfully. It doesn't get much easier than that!
More about GlutenTox (and a discount code!) from the company:
With GlutenTox Home you can quickly and reliably check for gluten in foods, liquids, and personal products/cosmetics:
• Easily detect gluten from wheat, barley, rye and oat with the G12 antibody• Adjustable sensitivity: choose 5ppm or 20ppm• Results in less than 20 minutes• No special equipment required• Qualified Medical Expense for HSA, HRA, FSA account holders
GlutenTox Home is found in select stores, including New Vitality Health Foods in Orland Park, IL and Strictly Gluten Free in East Northport, NY. It's also available online at glutentox.com — where you can enter the code GF2012 to receive free shipping until noon (EST) on January 20th, 2012.