More than 70% of all the ingredients in Newman’s Own Organics pet food are certified organic. Feeding organic fare to pets is beneficial in the respect that it eliminates buildup up of chemicals, preservatives, additives, and traces of herbicides and pesticides. Another topic where the “jury’s still out”, genetically modified ingredients (GMO) is avoided with respect to these natural vittles. Newman’s Own Organics pet food does not contain any GMO’s. This holds to the standards of Oregon Tilth certification. All of the company’s products are tested to be free of BHA, BHT, and ethoxyquin.

Oregon Tilth is a non-profit membership organization that supports and advocates organic food and farming.

Ethoxyquin is a quinoline-based antioxidant used as a food preservative. It is however also used as a pesticide! It has been shown to be slightly toxic in fish and there is speculation that it may be responsible for multiple health problems in pets who have consumed it. Monsanto, the producer of the compound, claims that it is completely safe.

Butylated hydroxyanisole (BHA) is an antioxidant and preservative in food, food packaging, animal feed, cosmetics, rubber, and petroleum products. It has been reported by the US National Institutes of Health that based upon lab research in animals BHA is reasonably anticipated to be a human carcinogen.

Butylated hydroxytoluene (BHT), also known as