Articles by Kathleen Zelman

With today’s desire for less adulterated foods, some question the need for and safety of color additives.

Processed foods that sit on supermarket shelves for a while would deteriorate if certain food additives were not included. Humectants and anticaking agents contribute to consumer expectations for quality and performance of favorite foods if certain

Consumers demand a certain quality and eating experience from processed foods. This is achieved, in part, by the addition of stabilizers, thickeners and gelling agents, which give foods consistent texture, taste and mouth feel. Definition

An ancient practice designed to prevent spoilage, among the first food preservation practices were the salting of meat and fish, adding sugar in canned foods and pickling vegetables. Today, preservatives continue this important role. Definition

Few ingredients cause as much confusion, or consternation, as food additives. For some, it might be the long chemical names found on labels, uncertainty of how the use of additives is regulated or skepticism in

Whole foods are the hallmark of a healthful diet — not to mention a resounding message from the 2015-2020 Dietary Guidelines for Americans. But the whole foods movement is manifesting in other areas of nutrition

Found in virtually every tissue and cell in the body and enabling many biological functions, vitamin D comes from three sources: food, supplements and the sun. It's also one of four fat-soluble vitamins, the other

Gluten-free diets have become one of the hottest approaches to a long list of health ailments and weight loss. An ongoing debate asks whether gluten sensitivity truly exists or if it is a media-driven fad,