Minerals: Their Functions and Sources (2024)

Overview

Some minerals are essential to your health. Essential minerals are sometimes divided into major minerals (macrominerals) and trace minerals (microminerals). Trace minerals are needed in smaller amounts than major minerals.

Essential minerals

Major minerals

Mineral

What it does

Where it's found

Sodium

Needed for proper fluid balance, nerve transmission, and muscle contraction.

Table salt, soy sauce; large amounts in processed foods; small amounts in milk, breads, vegetables, and unprocessed meats.

Calcium

Important for healthy bones and teeth; helps muscles relax and contract; important for nerve functioning, blood clotting, blood pressure.

Milk and milk products; canned fish with bones (salmon, sardines); fortified tofu and fortified soy beverage; greens (broccoli, mustard greens); legumes.

Chloride

Needed for proper fluid balance, stomach acid.

Table salt, soy sauce; large amounts in processed foods; small amounts in milk, meats, breads, and vegetables.

Magnesium

Found in bones; needed for making protein, muscle contraction, nerve transmission, immune system health.

Nuts and seeds, legumes, leafy green vegetables, seafood, chocolate, artichokes, "hard" drinking water.

Phosphorus

Important for healthy bones and teeth; found in every cell; part of the system that maintains acid-base balance.

Meat, fish, poultry, eggs, milk.

Potassium

Needed for proper fluid balance, nerve transmission, and muscle contraction.

Meats, milk, fresh fruits and vegetables, whole grains, legumes.

Sulfur

Found in protein molecules.

Occurs in foods as part of protein: meats, poultry, fish, eggs, milk, legumes, nuts.

Trace minerals

Mineral

What it does

Where it's found

Iron

Part of a molecule (hemoglobin) found in red blood cells that carries oxygen in the body; needed for energy metabolism.

Organ meats, red meats, fish, poultry, shellfish (especially clams), egg yolks, legumes, dried fruits, dark leafy greens, iron-enriched breads and cereals, and fortified cereals.

Zinc

Part of many enzymes; needed for making protein and genetic material; has a function in taste perception, wound healing, normal fetal development, production of sperm, normal growth and sexual maturation, immune system health.

Meats, fish, poultry, leavened whole grains, vegetables.

Chromium

Works closely with insulin to regulate blood sugar (glucose) levels.

Liver, brewer's yeast, whole grains, nuts, cheeses.

Copper

Part of many enzymes; needed for iron metabolism.

Legumes, nuts and seeds, whole grains, organ meats, drinking water.

Fluoride

Involved in formation of bones and teeth; helps prevent tooth decay.

Drinking water (either fluoridated or naturally containing fluoride), fish, and most teas.

Iodine

Found in thyroid hormone, which helps regulate growth, development, and metabolism.

Seafood, foods grown in iodine-rich soil, iodized salt, bread, dairy products.

Manganese

Part of many enzymes.

Widespread in foods, especially plant foods.

Molybdenum

Part of some enzymes.

Legumes, breads and grains, leafy greens, leafy green vegetables, milk, liver.

Selenium

Antioxidant.

Meats, seafood, grains.

Other trace minerals known to be essential in tiny amounts include nickel, silicon, vanadium, and cobalt.

Credits

Current as of: March 1, 2023

Author: Healthwise Staff
Medical Review:
Kathleen Romito MD - Family Medicine
Rhonda O'Brien MS, RD, CDE - Certified Diabetes Educator

Current as of: March 1, 2023

Author: Healthwise Staff

Medical Review:Kathleen Romito MD - Family Medicine & Rhonda O'Brien MS, RD, CDE - Certified Diabetes Educator

Minerals: Their Functions and Sources (2024)

FAQs

What are the functions of minerals and sources? ›

Minerals are vital components of our food. They fulfil a wide variety of functions, such as building materials for our bones, influencing muscle and nerve function, and regulating the body's water balance [1]. They are also components of hormones and enzymes and other biologically active compounds.

What are minerals and what are their sources? ›

Minerals, in nutritional science, refer to chemical elements that play important roles in the human body. Well-known dietary sources of minerals include foods such as nuts, milk, eggs, green vegetables, legumes, and shellfish. There are four major functions served by minerals: Maintaining strong bones and teeth.

What are 3 minerals and their functions? ›

Essential minerals
MineralWhat it does
ChromiumWorks closely with insulin to regulate blood sugar (glucose) levels.
CopperPart of many enzymes ; needed for iron metabolism.
FluorideInvolved in formation of bones and teeth; helps prevent tooth decay.
6 more rows

What are the 7 major minerals? ›

The major minerals, which are used and stored in large quantities in the body, are calcium, chloride, magnesium, phosphorus, potassium, sodium, and sulfur. The trace minerals are just as vital to our health as the major minerals, but we don't need large amounts.

What are the 3 main sources of minerals? ›

Minerals include calcium and iron amongst many others and are found in:
  • meat.
  • cereals.
  • fish.
  • milk and dairy foods.
  • fruit and vegetables.
  • nuts.
Apr 30, 2020

What is mineral definition and function? ›

Minerals are those elements on the earth and in foods that our bodies need to develop and function normally. Those essential for health include calcium, phosphorus, potassium, sodium, chloride, magnesium, iron, zinc, iodine, chromium, copper, fluoride, molybdenum, manganese, and selenium.

What are the 4 main functions of minerals? ›

Minerals help maintain acid-base balance, to keep the body pH neutral. Minerals help regulate body processes, such as in enzyme systems. Minerals function in nerve impulse transmission and muscle contraction. Minerals help release energy from food.

What are the 6 functions of minerals? ›

Minerals are responsible for maintaining electrolyte balance, strengthening teeth and bones, boost energy levels, muscle contractions, trigger immunity, and supports the nervous system and thyroid functions. They also convert food into energy and repair cellular damage.

What are the 5 importance of minerals? ›

Some of these include bone density and formation, the synthesis of hormones, immune function, the creation of blood and how the heart functions (Kumar et al., 2021).

Do minerals provide energy? ›

Vitamins and minerals are a form of nutrient (called micronutrients) that are needed in small amounts. Although micronutrients don't give us energy, they are involved in the metabolic processes that enable us to get energy from carbohydrates, protein and fat, which are also known as macronutrients.

Is gold a mineral yes or no? ›

Gold is considered both an element and a mineral because it is often found as a native (pure) metal in nature. Uses of gold include: Jewelry.

What is the most important mineral for your body? ›

Calcium is the most abundant mineral in the human body, making up 1.5 to 2% of the total body weight. Approximately 1,200 g of calcium are present in the body of an adult human; more than 99% of that amount is found in bones.

What are two good sources of minerals? ›

Minerals are found in foods like cereals, bread, meat, fish, milk, dairy, nuts, fruit and vegetables. We need more of some minerals than others. For example, we need more calcium, phosphorus, magnesium, sodium chloride and potassium than we do iron, zinc, iodine, selenium and copper.

What are the six critical minerals? ›

Critical minerals such as copper, lithium, nickel, cobalt and rare earth elements are essential components in many of today's rapidly growing clean energy technologies – from wind turbines and electricity networks to electric vehicles.

What are the 10 most important minerals for humans? ›

A number of minerals are essential for health, including calcium, phosphorus, potassium, sodium, chloride, magnesium, iron, zinc, iodine, sulfur, cobalt, copper, fluoride, manganese, and selenium.

What are 4 sources of minerals? ›

Mineral-rich foods include nuts, seeds, shellfish, cruciferous vegetables, eggs, beans, and cocoa. Minerals are elements that are found in the earth and food and essential to life. For example, minerals are needed for heart and brain function, as well as the production of hormones and enzymes (1).

What is the purpose function of minerals? ›

Vitamins and minerals are essential for bodily functions such as helping to fight infection, wound healing, making our bones strong and regulating hormones.

What are the 6 major functions of minerals in the body? ›

Minerals are responsible for maintaining electrolyte balance, strengthening teeth and bones, boost energy levels, muscle contractions, trigger immunity, and supports the nervous system and thyroid functions. They also convert food into energy and repair cellular damage.

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