One gram of fat contains 9 calories. There are 4 calories per gram of carbohydrates and 4 calories per gram of protein. Fat, carbohydrates, and protein are called macro nutrients. More »

www.reference.com Health Nutrition & Diets Nutritional Amounts & Limits

There are 9 calories in 1 gram of fat. In contrast, 1 gram of protein 1 one gram of carbohydrate each have only 4 calories. More »

www.reference.com Health Nutrition & Diets Calories in Food

Vitamins do not have any calorie content. Only fat, protein and carbohydrates provide calories. Vitamins are chemicals the body needs in small amounts to support important biochemical reactions. More »

One cup of Sweet n' Salty kettle popcorn from the Pittsburgh Popcorn Company has 65 calories, 3 grams of fat, 1 gram of protein and 9 grams of carbohydrates. The Sweet n' Salty kettle flavor is made with all-natural ingr... More »

www.reference.com Health Nutrition & Diets Nutritional Amounts & Limits

A cup of raw rhubarb has 26 calories, zero fat and cholesterol, 5 milligrams of sodium, 6 grams of carbohydrates and 1 gram of protein, according to Self Nutrition Data. More »

www.reference.com Health Nutrition & Diets Nutritional Amounts & Limits

Nutritional guidelines call for fat intake of no more than 30 percent of calories for adults and children 2 years old and above, according to Health.gov. In a 2,200-calorie diet, the upper fat-intake limit is 73 grams. O... More »

www.reference.com Health Nutrition & Diets Nutritional Amounts & Limits

A person on a 2,000 calorie daily diet requires 20 to 35 percent of those calories from fat, which is approximately 44 to 78 total grams. Daily calorie limits vary according to a person's age, weight and gender. More »

www.reference.com Health Nutrition & Diets Nutritional Amounts & Limits