Dairy foods sometimes get a bad rap because they can be high in calories, saturated fat and cholesterol -- substances that have been associated with increased risk of heart disease, high cholesterol levels, inflammation, diabetes and other health issues.

If you have lactose intolerance -- a condition characterized by digestive symptoms such as bloating, diarrhea and gas after eating or drinking milk or milk products -- you likely know that consuming foods with lactose can lead to a terrible stomachache.

Whey and casein protein powders contain essential amino acids, which are quickly absorbed when compared to the essential amino acids in the foods you eat. Protein shakes made with these powders are best consumed immediately before and after your workouts, especially with resistance training sessions.

Shedd’s Spread Country Crock is a line of products used to replace butter and margarine. However, before buying one of these products, here is a lesson in dietary fats. When choosing fats, pick unsaturated, such as polyunsaturated and monounsaturated, over saturated and trans fat.

Optimum Nutrition 100% Whey Gold standard is a protein powder comprising whey protein isolate and no artificial sweeteners. Whey protein isolates are 90 percent pure protein by weight and are the purest form of whey protein on the market.

Larabar is a brand of natural snack and supplement bars. The manufacturer states that each bar is free of gluten, dairy, soy, genetically modified organisms, animal products and is kosher.

The term "upset stomach" is a broad term relating to symptoms accompanying inflammation or other problems in the stomach or intestines. This inflammation is also called gastroenteritis and may result from infections, viruses, contaminated food or adverse reactions to medications.