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Learn Which Vitamin Is Good for Bones?

Our body needs vitamins to survive and stay fit and healthy. Now there are 13 vital vitamins that the human body requires. All of them help our bodies grow and make each part work accordingly. While some vitamins work to resist infections, strengthen neurological functions, and regulate blood coagulation, others focus on bone health.

Let’s find out which vitamin is good for bones from these 13 essential vitamins. But before that, let us discuss the importance of vitamins to maintain our bone health.

Why Is Vitamin Important for Bone Health?

As we grow older, we start losing bone density. This leads to osteoporosis, a disease that weakens the bones and often causes fractures. These fractures quite often cause disabilities and are widely found affecting millions of people.

A balanced diet, comprising vitamins D, A, K, C and B12, is of utmost importance for bone formation. A regular and adequate supply of other nutrients, including calcium, magnesium, phosphorus, potassium, fluoride, manganese, iron, zinc, copper, and boron, also aids in ensuring bone health.

They enhance bone mass and strength, influence bone-building cells, form collagen, increase bone mineral density (BMD), maintain bone metabolism, and prevent unwanted fractures.

Benefits of Different Vitamins on Bone Health

If you are wondering which vitamin is good for bones, there is more than one. Different vitamins have different functions when it comes to maintaining bone health. Let us discuss the various ways these vitamins are beneficial for bone metabolism.

Vitamin D

The most commonly known answer to which vitamin makes your bones strong is vitamin D.

It regulates the amount of calcium and phosphate in our bodies to keep bones, teeth and muscles healthy. Lack of this vitamin causes bone deformities in children, called rickets and osteomalacia in adults.

How Much Vitamin D Is Required to Maintain Good Bone Health?

 

The amount of vitamins required by our bodies varies from person to person. Therefore, it is imperative to consult a professional to learn the correct dietary proportions of each vitamin.

Vitamin D strengthens our bones by helping our bodies absorb calcium to build strong bones and keep them healthy. Children require vitamin D to strengthen their bones, and adults need it to maintain the strength and health of bones. [1]

Age (Both Men and Women) Recommended Amount (Micrograms)
Under 50 years Up to 12.5 mcg every day
50 years and above Up to 25 mcg every day

Sources of Vitamin D

  • Sunlight - Our body reacts with sunlight to make vitamin D, which is stored in the adipose or fat tissues. However, the amount of vitamin D production solely depends on the time of the day, season, latitude, skin type and pigmentation, age, among other factors.
  • Food - Unlike sunlight, food sources do not contain vitamin D in abundant quantities. It is found in some fatty fish such as mackerel, salmon and tuna. Other sources are milk, orange, soy milk and fortified cereals.

Vitamin A

When it comes to the role of vitamin A in bone formation, it influences both the bone-building cells called osteoblasts and bone-resorbing cells called osteoclasts.

Note: Several clinical research state that too much vitamin A leads to lower bone density and fractures.

How Much Vitamin A Do We Require?

 

Consumption of adequate vitamin A is essential for proper bone development. Therefore, if you ever think of which vitamin is good for bones, vitamin A is one. A recent meta-analysis of observational studies reports that people who include the highest amounts of vitamin A in their daily diet are 6% less likely to experience a risk of fractures. [2]

Age (Both Men and Women) Recommended Amount (Micrograms)
Adult men 900 mcg
Adult women 700 mcg

Sources of Vitamin A

1. Retinol

  • Cheese
  • Eggs
  • Fortified low-fat spreads
  • Milk
  • Oily fish 
  • Liver 

2. Beta-carotene

  • Sweet potatoes
  • Mango
  • Papaya
  • Spinach
  • Apricots
  • Carrots
  • Red peppers 

Note: Consult a professional to understand which vitamin is good for bones.

Vitamin B12

Vitamin B12 is involved in inhibiting the mechanisms of bone fragility. It modulates collagen formation. Some studies explain that this vitamin alters osteoblasts’ metabolism. Deterioration of B12 levels in our bodies reduces bone density and makes them fracture-prone.

How Much Vitamin B12 Do We Require?

 

Insufficient vitamin B12 increases the risk of osteoporosis and leads to hip fracture. Therefore, if you have ever wondered if low vitamin levels can cause bone fractures, the answer is yes. 

Refer to the following table to understand the age-wise requirement of dietary vitamin B12. [3]

Age (Both Men and Women) Recommended Amount (Micrograms)
Infants (0 to 6 months) 0.4 mcg
Infants (7 to 12 months) 0.5 mcg
Infants (7 to 12 months) 0.5 mcg
Children (1 to 3 years) 0.9 mcg
Children (4 to 8 years) 1.2 mcg
Children (9 to 13 years) 1.8 mcg
Teens (14 to 18 years) and adults 2.4 mcg
Pregnant and breastfeeding women 2.6 to 2.8 mcg

Sources of Vitamin B12

Cobalamin is not abundantly found in fruits, vegetables and grains. Some of its sources are-

  • Meat
  • Milk
  • Fish
  • Eggs
  • Cheese etc.

Vitamin C

This water-soluble vitamin plays a crucial role in collagen formation. Studies have linked higher levels of vitamin C with greater bone density. Therefore, this vitamin is required for bone formation too.

How Much Vitamin C Do We Require?

 

Vitamin C covers several vital functions such as protecting cells, maintaining healthy skin, blood vessels, cartilage and bones. Look at the table below. [4]

Age (Both Men and Women) Recommended Amount (Micrograms)
Kids (1 to 3 years) 15 mcg
Kids (4 to 8 years) 25 mcg
Adolescents (9 to 13 years) 45 mcg
Teens (14 to 18 years) 65 to 75 mcg
Adults (women of 19 years and above) 75 mcg
Pregnant and breastfeeding women (above 19 years) 85 to 120 mcg
Adults (men of 19 years and above) 90 mcg

 Sources of Vitamin C

  • Green and red pepper
  • Kiwi
  • Orange 
  • Brussels sprouts
  • Broccoli
  • Strawberries

Vitamin K

Vitamin K enhances bone mineral density in people suffering from osteoporosis and significantly reduces the chances of fractures. A significant number of studies have proved that low dietary intake of vitamin K leads to a higher risk of fracture and lower BMD.

How Much Vitamin K Do We Require?

 

Besides blood coagulation, vitamin K is required for healthy bones too. Check the following table for the recommended level of intake of vitamin K. [5]

Age (Both Men and Women) Recommended Amount (Micrograms)
Kids (1 to 3 years) 15 mcg
Infants (between 0 to 6 months) 2 mcg
Infants (between 7 to 12 months) 2.5 mcg
Children (between 1 to 3 years) 30 mcg
Children (between 4 to 8 years) 55 mcg
Children (between 9 to 13 years) 60 mcg
Girls (between 14 to 18 years) 75 mcg
Boys (between 14 to 18 years) 75 mcg
Women (19 years+) 90 mcg
Pregnant or breastfeeding women (19 years+) 90 mcg
Men (19 years+) 120 mcg

Sources of Vitamin K

1. Vegetables

  • Kale
  • Spinach
  • Parsley
  • Swiss chards
  • Beet greens

2. Fruits

  • Blackberries
  • Grapes
  • Kiwi
  • Avocado
  • Tomatoes 

3. Oil

  • Canola
  • Sesame
  • Sunflower

4. Meat

  • Chicken
  • Beef liver
  • Pork 

All of these 5 vitamins play different roles to maintain our bone health.

Bone Diseases Due to Lack of Vitamin

1. Rickets

Source: britannica

Children, due to vitamin D deficiency, suffer from rickets which leads to softening and weakening of bones.

Signs and Symptoms

  • Delay in growth and motors skills
  • Pain in the spine, pelvis and legs
  • Weak muscle
  • Bowed legs
  • Knock knees
  • Thickening of wrist and ankles 
  • Projection of breastbone

2. Osteomalacia

Source: slideplayer

People suffering from osteomalacia experience softening of bones, leading to fractures.

Signs and Symptoms

  • Pain in bones and joints
  • Pain in muscle
  • Bones break easily (especially in the hips, lower back and feet)
  • Difficulty in walking
  • Muscle cramps

Regular intake of food sources rich in these vitamins will boost your bone health as well as keep bone diseases away. However, it is advisable to consult a professional nutritionist to know which vitamin is good for bones and their right amount per your age, weight and other factors. Remember, a healthy balanced diet along with exercise is the key to maintaining bone health

Frequently Asked Questions

What are the sources of Vitamin D?

Unlike other vitamins, vitamin D is not abundantly found in vegetables and fruits. The primary source of vitamin D is sunlight. You can also find this vitamin in oranges, milk and a few other food items.

Which vitamin is good for bones?

Vitamin D primarily is good for bones. Also, sufficient amounts of vitamin A, K, C and B12 help maintain bone health.