Carbohydrates, lipids and proteins make up the three macronutrients. Their dietary requirements are high relative to the micronutrients, also known as vitamins and minerals. All macronutrients are organic compounds composed of carbon, hydrogen, oxygen and sometimes other elements.

More people around the world drink traditional tea, which includes black, green, oolong and white tea, than any other beverage aside from water, according to the Linus Pauling Institute.

Coenzyme Q10, or CoQ10, is a compound found within your cells. Coenzymes help enzymes do their jobs; enzymes are proteins that speed up the rate at which chemical reactions occur in cells.

Graying hair, hair that loses its natural pigmentation and turns white or gray, is a natural process in aging. However, it can also be affected by your diet. Vitamin B-12 is an essential vitamin, and while gray hair is not one of the primary symptoms of low vitamin B-12 in your system, it can cause graying hair.

For quality and freshness, it's better to eat yogurt by the use-by date, according to Stonyfield Yogurt. There are a number of reports that say it's OK to eat expired yogurt, but if you're not careful, you risk foodborne illness eating yogurt past its prime.

Reading a list of additives on a food label can be bewildering. Not only is the list typically lengthy, but the names are also unfamiliar and confusing. It can feel like you're reading hieroglyphics. Although food additives are generally thought of as harmful, not all added substances are dangerous.

Aloe vera has been used for centuries as a topical skin treatment. Common in Indian and Southeast Asian cuisines, aloe can also be eaten, either cooked or raw. The pale green “skin” of the stalks hides the clear “meat” inside the leaves, as well as the natural gel the plant produces, both of which are edible.

Paleo diet followers attempt to mimic the proposed dietary pattern of early humans from the pre-industrial paleolithic era. This diet consists primarily of meat, seafood, nuts, seeds, non-starchy vegetables and fruit. The typical Paleo diet is high in protein and fiber, low in carbohydrates and moderate to high in fat.

Everyone has forgetful moments, but when brain glitches begin to occur more frequently, you may experience brain fog. Brain fog can be symptomatic of an underlying health condition requiring a doctor’s attention.

Fat gets a bad rap, but it's essential to your health. If your body isn't able to absorb fat from the food you eat, you're also not absorbing fat-soluble vitamins and other essential nutrients, which may lead to deficiencies and malnutrition.

Approximately 2 percent of American adults are underweight, reports the Centers for Disease Control and Prevention. Weighing too little for your age, height or gender may increase your risk of disease and chronic medical conditions.

While ice dishes, namely shaved ice, are common around the world, from Asia to Central America, a craving for ice or regularly eating ice cubes may be a sign of a greater health complication.