Just the facts. From the experts.
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What's Really in Our Food?

11/29/2010

Dr. Ruth MacDonald, chair of the Department of Food Science and Human Nutrition at Iowa State University, explains food additives.

Organic versus Conventional Foods: Is There a Nutritional Difference?

11/15/2010

Discussion with Dr. Ruth MacDonald, Chair of the Department of Food Science and Human Nutrition at Iowa State University , regarding the nutritional difference between organic and non-organic foods.

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