Medically reviewed by George Krucik, MD, MBA — created by Christine Case-Lo — updated on November 1, 2017

Food & Nutrition Overview

The reliable management of food intake and nutrition are both key to good health. Smart nutrition and also food selections can assist prevent disease. Eating the right foods items can aid your body cope an ext successfully through an continuous illness. Understanding great nutrition and also paying fist to what you eat can help you keep or enhance your health.

You are watching: Which statement best describes the composition of most foods?


Food and nutrition space the method that we get fuel, providing power for ours bodies. We have to replace nutrient in ours bodies through a new supply every day. Water is an essential component that nutrition. Fats, proteins, and also carbohydrates space all required. Maintaining key vitamins and minerals are also important to maintaining an excellent health. Because that pregnant women and adults end 50, vitamins such together vitamin D and minerals such as calcium and iron are essential to consider when selecting foods come eat, too as feasible dietary supplements.

A healthy and balanced diet has a many of herbal foods. A sizeable portion of a healthy and balanced diet need to consist of fruits and vegetables, particularly ones that room red, orange, or dark green. Totality grains, such all at once wheat and brown rice, should also play a part in your diet. For adults, dairy commodities should be non-fat or low-fat. Protein can consist of skinny meat and also poultry, seafood, eggs, beans, legumes, and also soy commodities such together tofu, as well as unsalted seeds and also nuts.

Good nutrition additionally involves avoiding details kinds that foods. Salt is used greatly in processed foods and is dangerous for people with high blood pressure. The USDA advises adult to consume much less than 300 milligrams (mg) every day the cholesterol (found in meat and also full-fat dairy products among others). Fried food, heavy fats, and trans fats discovered in margarine and processed foodstuffs can it is in harmful to love health. Polished grains (white flour, white rice) and refined sugar (table sugar, high fructose corn syrup) are additionally bad for long-term health, particularly in world with diabetes. Alcohol deserve to be danger to health and wellness in amounts more than one serving per day because that a woman and also two per day for a man.

There are numerous high-quality, complimentary guidelines obtainable for healthy and balanced eating plans the give an ext details on portion size, complete calorie consumption, what to eat much more of, and what to eat less of to obtain healthy and also stay the way.


Even if you room getting enough to eat, if you space not eating a balanced diet, you may still it is in at threat for particular nutritional deficiencies. Also, girlfriend may have nutritional deficiencies early to specific health or life conditions, such together pregnancy, or certain medications you may be taking, such as high blood push medications. People who have had intestinal conditions or had actually sections the intestines gotten rid of due to condition or load loss surgery also may it is in at hazard for vitamin deficiencies. Alcoholics are likewise at high danger of having actually nutritional deficiencies.

One the the most common nutritional deficiencies is stole deficiency anemia. Your blood cells need iron in order to supply her body v oxygen, and if you nothing have enough iron, your blood will not duty properly. Various other nutritional deficiencies that can affect your blood cells include low level of vitamin B12, folate, or vitamin C.

Vitamin D deficiency may impact the wellness of your bones, do it daunting for you come absorb and use calcium (another mineral that you might not it is in getting sufficient of). Although girlfriend can acquire vitamin D through going out in the sun, many civilization with concerns around skin cancer may end up through low level of vitamin D by not getting enough sun.

Other nutritional deficiencies include:

beriberi: short levels that vitamin B1 (found in grain husks)ariboflavinosis: short levels the vitamin B2pellagra: short levels that vitamin B3paraesthesia: short levels that vitamin B5 causing a “pins and needles” feelingbiotin deficiency: short levels of vitamin B7, which deserve to be typical in pregnancyhypocobalaminemia: low levels that B12night blindness: short levels of Vitamin Ascurvy: short levels that vitamin Crickets: major vitamin D and/or calcium deficiencyvitamin K deficiencymagnesium deficiency: occurs with specific medications and also medical problemspotassium deficiency: occurs with details medications and medical problems

Eating a balanced diet can aid prevent this conditions. Vitamin supplements might be crucial for specific people, such together pregnant or nursing mothers and people through intestinal conditions.


Many health problems are resulted in and/or affected by food and also nutrition. Some are straight caused by food, such as “food poisoning” or bacter infections from contaminated food. Some human being can have actually severe allergy to foodstuffs like peanuts, shellfish, or wheat (celiac disease). Gastrointestinal ailments—such as irritable bowel syndrome, ulcerative colitis, and also gastroesophageal reflux disease (GERD)—are also directly affected by the intake of food.

For other diseases and conditions, the form or quantity of food deserve to influence the development of the disease. Diabetes mellitus, for example, which outcomes in the i can not qualify of the human body to manage blood sugar, is drastically influenced by the varieties and amounts of food eaten. Carbohydrate intake has to be carefully monitored if you suffer from diabetes, or blood sugar can rise come dangerous levels. Other conditions affected by food and nutrition include:

hypertension: Salt intake affects blood pressure.heart disease/high cholesterol: fatty foods and partial hydrogenated oils can produce plaque in arteries.osteoporosis: low calcium, short vitamin D and excess fat can an outcome in fragile bones.certain cancers: A negative diet and also obesity are linked with enhanced risk that breast, colon, endometrial, esophageal, and kidney cancers.

Your food choices and also nutritional status deserve to influence your all at once health over the whole course of your life.


For particular diseases, selecting to eat details foods and take certain supplements may aid you keep your health.

Patients undergoing cancer treatment may need a certain diet in bespeak to preserve their stamina. For instance, high-calorie foods items may must be consumed to maintain energy. Getting sufficient calories and protein in the diet can potentially aid with irreversible survival.

See more: 1 Egg Equals How Many Cups, My Recipe Calls For Eggs In Cup Amounts

In any type of case, what friend eat can help reduce your health and wellness problems. Research studies have shown that if you endure from gout, eating cherries regularly deserve to reduce your opportunities of a gout strike (Zhang, 2012). Garlic might be one affective medicine against certain bacteria and also fungi (Ankri et al., 1999). Honey has antimicrobial and also anti-inflammatory nature (Bogdanov et al., 2008). Spend apples might actually mitigate your threat for colorectal cancer (Jedrychowski et al., 2009). Additionally, drinking sufficient water instead of sweet soda or juice can help with weight control, appearance, and overall resistance to disease (Popkin et al., 2010).


*

Medically the evaluation by George Krucik, MD, MBA — created by Christine Case-Lo — update on November 1, 2017