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Who Needs High Calcium? The Key Age Groups

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Calcium is an essential mineral that plays a vital role in maintaining overall health and well-being. While most people are aware of its importance for bone health, calcium’s significance extends far beyond that. From regulating muscle contractions to supporting nerve function and blood clotting, this mineral is indispensable for various bodily processes. 

Key takeaways:

Calcium is an essential mineral that plays a vital role in maintaining overall health, including bone health, muscle function, nerve function, blood clotting, and more.
Certain groups have higher calcium needs, including adolescents, pregnant and breastfeeding women, postmenopausal women, individuals with osteoporosis or high fracture risk, and those with certain medical conditions affecting calcium absorption or metabolism.
Adequate calcium intake can provide benefits such as maintaining strong bones and teeth, reducing the risk of hypertension, aiding in weight management, improving insulin sensitivity, and reducing the risk of colon cancer.

What Is Calcium?

Calcium is a mineral that is found abundantly in the human body, with approximately 99% of it stored in the bones and teeth. The remaining 1% is present in the blood, muscle, and other tissues, where it plays a crucial role in various physiological processes.


Who Needs High Calcium?

While everyone needs calcium for overall health, certain groups may require higher amounts than the general population, They are:

  • Adolescents
  • Pregnant and Breastfeeding Women
  • Postmenopausal Women
  • Individuals with Osteoporosis or High Fracture Risk
  • Individuals with Certain Medical Conditions


During the teenage years, when rapid growth and bone development occur, calcium needs are higher, typically ranging from 1,300 mg per day for both males and females.

Pregnant and Breastfeeding Women

During pregnancy and lactation, women have increased calcium needs to support fetal development and breast milk production. The recommended intake is 1,000 mg per day for pregnant women and 1,300 mg per day for breastfeeding women.

Postmenopausal Women

After menopause, women experience a significant decrease in estrogen levels, which can lead to accelerated bone loss. The recommended calcium intake for postmenopausal women is 1,200 mg per day.

Individuals with Osteoporosis or High Fracture Risk

Those diagnosed with osteoporosis or at high risk of fractures due to low bone density may require higher calcium intake, often in combination with vitamin D and other medications, to help maintain and improve bone health.

Individuals with Certain Medical Conditions

People with conditions that affect calcium absorption or metabolism, such as inflammatory bowel diseases, and kidney disorders, or those taking certain medications like corticosteroids or certain anti-seizure drugs, may require higher calcium intake or supplementation as recommended by their healthcare provider.

Benefits Of Calcium

Maintaining adequate calcium levels offers numerous health benefits, including:

Strong Bones and Teeth

Calcium is essential for building and maintaining strong bones and teeth, reducing the risk of osteoporosis, fractures, and tooth decay.

Reduced Risk of Hypertension

Some studies suggest that adequate calcium intake may help regulate blood pressure and reduce the risk of hypertension.

Weight Management

Calcium may play a role in regulating body weight and fat distribution, potentially aiding in weight loss efforts.

Improved Insulin Sensitivity

Adequate calcium intake has been linked to improved insulin sensitivity, which can help regulate blood sugar levels and reduce the risk of type 2 diabetes.

Reduced Risk of Colon Cancer

Some research indicates that calcium may help protect against colon cancer by binding to potential carcinogens in the digestive tract.

Calcium-Rich Foods

Calcium can be obtained from various dietary sources, including:

Dairy products (milk, yogurt, cheese)
Leafy green vegetables (spinach, kale, collard greens)
Fortified foods (cereals, juices, plant-based milk alternatives)
Nuts and seeds (almonds, sesame seeds)
Canned fish with bones (sardines, salmon)
Tofu (if made with calcium sulfate)

Read More: What Food Is Highest In Calcium? You’ll Never Guess!

What Happens When You Don’t Get Enough Calcium?

Calcium deficiency, or hypocalcemia, can lead to several adverse health effects, including:

Osteoporosis: Inadequate calcium intake, especially during childhood, adolescence, and early adulthood, can compromise bone density and increase the risk of osteoporosis later in life.

Muscle Cramps and Spasms: Calcium plays a crucial role in muscle function, and deficiency can lead to muscle cramps, spasms, and weakness.

Neurological Symptoms: Severe calcium deficiency can cause neurological symptoms such as numbness, tingling, seizures, and abnormal heart rhythms.

Tooth Loss and Decay: Calcium is essential for maintaining strong teeth, and deficiency can increase the risk of tooth loss and decay.

Hormonal Imbalances: Calcium is involved in the regulation of various hormones, and deficiency can lead to hormonal imbalances, affecting processes like insulin sensitivity and blood pressure regulation.


Calcium is a vital mineral that plays numerous essential roles in the body, from supporting bone health and muscle function to regulating nerve transmission and blood clotting. While everyone needs adequate calcium intake, certain groups, such as adolescents, pregnant and breastfeeding women, older adults, and individuals with specific medical conditions, may require higher amounts to meet their increased calcium demands.

By consuming a diet rich in calcium-rich foods like dairy products, leafy greens, fortified foods, and certain nuts and seeds, most people can meet their daily calcium needs. However, for those with higher requirements or difficulty obtaining sufficient calcium from dietary sources, supplements may be recommended under the guidance of a healthcare professional.

Maintaining optimal calcium levels throughout life is crucial for overall health and well-being, supporting strong bones, proper muscle and nerve function, and reducing the risk of various chronic conditions.


1. Who is most at risk for calcium deficiency?

Groups at higher risk for calcium deficiency include older adults, individuals with conditions affecting calcium absorption or metabolism (e.g., inflammatory bowel diseases, kidney disorders), those taking certain medications that interfere with calcium absorption, and individuals following restrictive diets that limit calcium-rich food sources.

2. How do I know if I need more calcium?

Signs of calcium deficiency can include muscle cramps, numbness or tingling in the hands and feet, brittle nails, and frequent bone fractures or low bone density. However, many people may not experience obvious symptoms, and a healthcare professional can assess your calcium needs through blood tests and a thorough evaluation of your diet and medical history.

3. What ages need calcium the most?

Calcium needs are highest during periods of rapid growth and development, such as during childhood, adolescence, and pregnancy/breastfeeding. Additionally, older adults (especially postmenopausal women) have increased calcium requirements to maintain bone health and prevent osteoporosis.

4. Who suffers from calcium deficiency?

While calcium deficiency can affect anyone, certain groups are more susceptible, including individuals with dietary restrictions or poor calcium intake, those with conditions affecting calcium absorption or metabolism, older adults, and postmenopausal women.

5. What are three deficiency symptoms of calcium?

Three common symptoms of calcium deficiency include muscle cramps or spasms, numbness or tingling in the hands and feet, and brittle nails or hair. In severe cases, calcium deficiency can also cause seizures, abnormal heart rhythms, and mental confusion.


David Mercer

Dr. David Mercer is a board-certified physician in internal medicine and general practice. He has over 20 years of experience working in hospital settings, clinics, and private practice providing comprehensive care to patients.

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