Skip to main content

Top 7 Best Calcium Supplements

UpdatedFebruary 28, 2024

Are your bones feeling a bit lackluster? It's time to give your skeleton the superhero treatment it deserves with the best calcium supplement. Say goodbye to weak bones and hello to strength, vitality, and a lifetime of bone-boosting benefits. Whether you're a health enthusiast, a busy bee, or a gummy lover, we've handpicked the top contenders to make your bones sing.

Although we have only mentioned our top three picks, we have listed more calcium supplements to ensure you get the recommended dietary allowance. Dive in to find your perfect calcium companion.

What is a Calcium Supplement?

A calcium supplement is a dietary product that contains a concentrated form of calcium, an essential mineral for various bodily functions, especially for maintaining strong and healthy bones. It is commonly used to supplement daily calcium intake when insufficient dietary calcium sources exist.

Calcium supplements come in various forms, such as tablets, capsules, chewable gummies, liquids, and powders, allowing individuals to choose the format that suits their preferences and needs.

Calcium supplements are commonly used by individuals who may have an increased need for calcium, such as older adults, women during pregnancy or menopause, and those with conditions affecting calcium absorption.

However, consulting with a healthcare professional before starting any new supplement regimen is important to ensure it suits your specific health needs.

Top 3 Best Calcium Supplements

Citracal Slow Release 1200, 1200 mg Calcium Citrate Supplement

The Editor's Choice

With an impressive 1200 mg of calcium citrate per tablet and a revolutionary slow-release formula, it's a game-changer. Say goodbye to multiple supplements because this dynamic duo of calcium and vitamin D3 ensures maximum absorption. Compact, convenient, and with impeccable packaging, Citracal has perfected the art of bone health.

See price on Amazon

If there's one thing I've learned on my journey toward better bone health, it's the importance of finding the right calcium supplement. That's why I was thrilled to discover Citracal Slow Release 1200—a true game-changer that has earned its first place. I found it to be one of the best calcium citrate supplements thanks to the generous 1200 mg of calcium citrate per tablet, which boasts a powerful punch of elemental calcium.

However, its innovative slow-release formula sets Citracal Slow Release 1200 apart from the rest. This little tablet is a time-release maestro, steadily delivering calcium goodness to my body, ensuring maximum absorption.

Let's not forget about the added touch of vitamin D3. With the perfect amount of vitamin D3 in each tablet, I can bid farewell to the hassle of taking multiple supplements. This dynamic duo ensures that my body effortlessly absorbs and utilizes enough calcium.

The tablet itself is a marvel of convenience. Compact and easy to swallow, it fits seamlessly into my daily routine, leaving no room for excuses. The packaging is a testament to the attention to detail that Citracal has mastered, ensuring that each tablet stays fresh and ready to unleash its bone-strengthening powers.


  • 25 mcg (1000 IU) of Vitamin D3 per serving to help your body absorb calcium
  • Slo-Cal technology
  • 1200 mg of calcium per serving to help support bone health
  • Compact and easy-to-swallow tablets


  • Some users may experience some side effects like dry mouth or a metallic taste in their mouth

Nature Made Calcium 600 mg with Vitamin D3, Dietary Supplement

See price on Amazon

Nature Made Calcium 600 mg with Vitamin D3 has become my go-to supplement for unlocking the power of strong bones. With its winning combination of 600 mg of calcium and essential vitamin D3, this product delivers on its promises with precision.

What sets this supplement apart is Nature Made's commitment to quality and purity. Their rigorous standards ensured I nourished my bones with the best ingredients, providing peace of mind and confidence in every tablet.

The inclusion of vitamin D3 is a game-changer. It optimizes calcium absorption, amplifying the benefits for my bone health. I love that the recommended daily amount of vitamin D3 is conveniently packed within each tablet, eliminating the need for additional supplements. The easy-to-swallow tablets and practical packaging make incorporating this supplement into my daily routine effortless.

In addition, I noticed no compromises were made when it came to comfort. The gentle formula ensures easy digestion without any stomach pain or unwanted side effects. With Nature Made's dedication to quality testing and third-party verification, I can trust in the integrity of its products.


  • USP Verified
  • Affordable
  • Convenient daily dose
  • Allows optimal calcium absorption
  • It includes Vitamin D3


  • Each serving exceeds 500 mg of calcium
  • It must be taken with food and water

Vitafusion Chewable Calcium Gummy Vitamins

See price on Amazon

Vitafusion Chewable Calcium Gummy Vitamins have revolutionized my daily calcium routine, infusing it with flavor and convenience. These delicious gummies make taking my calcium enjoyable and provide the essential support my bones crave.

These gummies come in various mouthwatering flavors, making each chew a delightful experience. No more choking down large calcium pills or dealing with an unpleasant aftertaste. Also, these calcium supplement gummies are free from gluten, dairy, and synthetic dyes, making them a suitable choice for various dietary needs.

In addition to their chewable goodness, Vitafusion Chewable Calcium Gummy Vitamins also provide the essential vitamin D3, which enhances calcium absorption and utilization. It's a powerful duo that covers all the bases for optimal bone health, neatly packed into these adorable gummies.

While Vitafusion Chewable Calcium Gummy Vitamins may not provide as much calcium or high a dose of calcium as other supplements, their unique qualities and delightful taste make them a standout choice.


  • Delicious, dairy-free way of getting that calcium and vitamin D
  • Natural fruit and cream flavors
  • Clinically-proven absorption
  • Easy to take and have a pleasant taste
  • Affordable


  • It is not ideal for a vegan diet

Garden of Life Plant Calcium Supplement

See price on Amazon

Garden of Life Plant Calcium Supplement has become one of the best calcium supplements for natural and effective bone support. This calcium supplement stands out with its plant-based formula derived from organic algae.

Its commitment to natural and wholesome ingredients truly sets Garden of Life apart. This plant calcium supplement is sourced from organic algae, providing a sustainable and eco-friendly alternative to traditional calcium sources.

Beyond its natural origins, this supplement goes above and beyond by incorporating a comprehensive blend of essential bone-supporting minerals. With magnesium, vitamin D3, vitamin K2, and strontium, the Garden of Life Plant calcium supplement optimizes calcium absorption and strengthens bones from every angle.

The quality and purity of the Garden of Life Plant calcium supplement are top-notch. It's Certified USDA Organic and Non-GMO Project Verified, giving me peace of mind knowing that I'm consuming a clean and trustworthy supplement.

The capsules are easy to swallow, and the recommended dosage is straightforward. The plant-based capsules make it an excellent choice for individuals following vegetarian or vegan lifestyles, aligning with diverse dietary preferences.

One of the standout features is the gentle nature of Garden of Life Plant Calcium Supplement. Unlike some harsher calcium supplements that can cause digestive discomfort, this plant-based formula is gentle on the stomach, ensuring a pleasant experience without unwanted side effects.


  • Made using cGMP and third-party tested
  • Manufactured by Garden of Life, which is a Certified B corp
  • Uses whole-food ingredients
  • No added sugars
  • All products are backed by science
  • Some ingredients are organic


  • They are more expensive than other calcium supplements

Nature's Bounty Calcium Carbonate & Vitamin D

See price on Amazon

Another secret weapon for building strong and healthy bones I found was the Nature's Bounty Calcium Carbonate & Vitamin D supplement. The Calcium Carbonate & Vitamin D combination they offer is a winning formula for supporting optimal bone health.

What I love most about this supplement is its sheer convenience. The tablets are easy to swallow, making them a hassle-free addition to my daily routine. No more struggling with large pills or complicated regimens, as Nature's Bounty calcium supplements keep it simple.

The power of this calcium supplement lies in the combination of calcium carbonate and vitamin D. Calcium carbonate is known for its excellent absorption, ensuring that my body can efficiently utilize the calcium to strengthen my bones. And with the added vitamin D, I can rest easy knowing that my calcium absorption is optimized for maximum benefit.

Its simplicity sets Nature's Bounty Calcium Carbonate & Vitamin D apart. Nature's Bounty contains no artificial flavors, colors, or preservatives, which aligns perfectly with my preference for clean and natural ingredients.

Not only does this supplement offer fantastic benefits, but it's also budget-friendly. Nature's Bounty provides an affordable option without compromising on quality. It's a win-win situation where my bones get the care they need, and my wallet stays happy.


  • Convenient and easy to incorporate into my daily routine.
  • Calcium carbonate offers excellent absorption, ensuring efficient utilization by the body.
  • Vitamin D enhances calcium absorption, especially for those with limited sun exposure.
  • Trustworthy brand
  • A budget-friendly option for calcium and vitamin D supplementation.
  • Tablets are easy to swallow, making them suitable for individuals who have difficulty with larger pills.


  • Calcium carbonate may be unsuitable for individuals with certain digestive conditions that affect calcium absorption
  • It contains additional ingredients that may be unsuitable for individuals with specific dietary restrictions or sensitivities

Pure Encapsulations Calcium (Citrate) Supplement

See price on Amazon

Another unsung hero I found when shopping was the Pure Encapsulations Calcium (Citrate) Supplement. To start, Pure Encapsulations hits the bullseye when it comes to its high-quality supplements. Their Calcium (Citrate) Supplement stands tall, delivering a highly bioavailable form of calcium citrate that my body eagerly absorbs.

What sets this supplement apart is its purity. Free from unnecessary additives, allergens, and fillers, Pure Encapsulations ensures I give my bones the purest calcium support. It's like a VIP treatment for my skeletal system, with no compromises on quality.

I almost feel my bones celebrating with each Pure Encapsulations Calcium (Citrate) Supplement dose. The power of this supplement lies in its ability to promote strong, resilient bones. Since incorporating it into my routine, I've noticed a noticeable difference in my overall bone health and strength.

What truly impressed me is the brand's commitment to research-backed formulations. Pure Encapsulations goes the extra mile to ensure its products are backed by science. This dedication and attention to detail give me confidence that I'm making a smart choice for my bone health.

To top it all off, the convenience factor is a major win. The easy-to-swallow capsules fit seamlessly into my daily regimen. No more struggling with large pills or complicated routines, as Pure Encapsulations keeps it simple and hassle-free.


  • High-quality calcium citrate formulation for optimal absorption and utilization.
  • Purity and cleanliness are ensured with no unnecessary additives, fillers, or allergens.
  • Convenient capsules that are easy to swallow and integrate seamlessly into a daily routine.
  • Transparency in sourcing and manufacturing practices, instilling confidence in the product.
  • Supports bone health, providing strength and resilience for an active lifestyle.
  • Suitable for individuals with specific dietary restrictions or sensitivities.


  • It may be unsuitable for individuals who prefer other forms of calcium or have specific calcium supplementation requirements.
  • The capsule format may not be preferred by individuals with difficulty swallowing pills.
  • Requires consistent and regular intake to maintain the desired benefits.

Amazon Elements Calcium plus Vitamin D

See price on Amazon

Having embarked on my journey towards bone wellness, I reminisce about when I relied on Amazon Elements Calcium Plus Vitamin D Supplement. While I may not currently use it, I wholeheartedly recommend this product based on my experience.

When I first discovered Amazon Elements Calcium Plus Vitamin D, I sought a reliable solution to support my bone health. The combination of calcium and vitamin D seemed like the perfect match to provide the nourishment my bones needed.

One aspect that impressed me about Amazon Elements Calcium Plus Vitamin D was its commitment to quality. The product underwent stringent testing to ensure it met the highest standards.

While using this calcium supplement, I noticed positive changes in my bone mineral density and wellness. My bones felt more resilient, giving me the confidence to pursue an active lifestyle. It was a testament to the power of the carefully crafted calcium and vitamin D blend in supporting optimal bone health.

The convenience of Amazon Elements Calcium Plus Vitamin D was also worth noting. The capsules were easy to swallow and seamlessly integrated into my daily routine. Incorporating this supplement was effortless, allowing me to prioritize my bone health without any added stress.

While my journey has taken a different path recently, I still recommend Amazon Elements Calcium Plus Vitamin D to those seeking a reliable bone wellness companion.


  • High-quality ingredients sourced from reputable suppliers
  • Provides an optimal combination of calcium and vitamin D for bone health
  • Rigorously tested for purity, potency, and safety
  • Convenient capsule form for easy consumption
  • Affordable pricing compared to other similar products


  • Some individuals may prefer alternative forms of calcium supplementation (e.g., chewable tablets, liquid)
  • Possible side effects such as diarrhea or gastrointestinal discomfort, although rare
  • Not recommended for individuals with specific dietary restrictions or sensitivities to certain ingredients

What are the Different Types of Calcium Supplements?

There are several different types of calcium supplements available on the market. These include:

1. Calcium Carbonate

This is the most commonly used and affordable form of calcium supplement. It contains the highest concentration of elemental calcium, typically around 40%. It is derived from limestone or chalk and is often found in tablets or capsules. Calcium carbonate supplements require stomach acid for optimal absorption, so it is recommended to take it with meals.

2. Calcium Citrate

Calcium citrate is another popular form of calcium supplement. It has good bioavailability and can be easily absorbed, even on an empty stomach. It is generally better absorbed by the body, even on an empty stomach, than calcium carbonate.

Calcium citrate contains around 21% elemental calcium, commonly found in chewable tablets or capsules. It is often recommended for individuals with low stomach acid or those taking acid-reducing medications.

3. Calcium Gluconate

Calcium gluconate is a form of calcium supplement that is often used in medical settings. It contains a lower concentration of elemental calcium, typically around 9%. Calcium gluconate is commonly administered intravenously for the treatment of severe calcium deficiencies. It is less frequently used as an oral supplement.

4. Calcium Lactate

Calcium lactate is a less commonly used form of calcium supplement. It contains around 13% elemental calcium. Calcium lactate is well-absorbed by the body and does not require stomach acid for absorption.

It is sometimes used as a calcium supplement for individuals with low stomach acid or those with difficulty tolerating other forms of calcium. Also, it is used for individuals with low stomach acid.

5. Calcium Phosphate

Calcium phosphate is a less common form of calcium supplement. It contains around 31% elemental calcium. Calcium phosphate supplements may use different forms of calcium phosphate, such as dibasic calcium phosphate or tricalcium phosphate.

They are generally less well-absorbed compared to calcium carbonate or calcium citrate. It is sometimes used as a supplement for individuals who cannot tolerate other forms of calcium.

6. Calcium Orotate

Calcium orotate is a less mainstream form of calcium supplement. It combines calcium with orotic acid, a natural substance in the body. Calcium orotate is marketed as a highly bioavailable form of calcium that may have better absorption and utilization than other forms.

Who Do Calcium Supplements Benefit?

Calcium supplements can benefit individuals who may have difficulty meeting their daily calcium requirements through diet alone or have specific health conditions that increase their need for calcium. Here are some groups of people who may benefit from calcium supplements:

1. Postmenopausal Women

Postmenopausal women have a higher risk of osteoporosis due to decreased estrogen levels, leading to an increased bone loss risk. Taking calcium supplements with other bone-protective measures can help postmenopausal women maintain bone density and reduce the increased risk of fractures.

2. Elderly Individuals

As people age, their ability to absorb calcium from the diet may decrease. Additionally, older adults may have reduced intake of calcium-rich foods due to dietary restrictions, dental problems, or other factors. Calcium supplementation can help meet their calcium needs and support bone health.

3. Adolescents and Teenagers

During the growth spurt of adolescence and teenage years, the body requires more calcium to support bone development and achieve peak bone mass. Calcium supplements can benefit individuals in this age group who have inadequate calcium intake from their diet.

4. Individuals with Lactose Intolerance or Milk Allergy

Dairy products are a common source of dietary calcium, but individuals who are lactose intolerant or have a milk allergy may have difficulty obtaining sufficient calcium from dairy sources. Calcium supplements can help them meet their calcium needs without consuming dairy products.

5. Individuals with Malabsorption Issues

Certain health conditions, like celiac disease, inflammatory bowel, cardiovascular disease, or gastrointestinal surgeries, can impair calcium absorption from the diet. In these cases, dietary supplements can help compensate for the reduced absorption and maintain adequate calcium levels.

6. Vegans and Vegetarians

Plant-based diets may be lower in calcium compared to diets that include dairy products. Vegans and vegetarians may struggle to get enough calcium to meet their calcium requirements through diet alone. Calcium supplements can be used to ensure they obtain sufficient calcium for optimal bone health.

7. Individuals with Certain Medical Conditions

Some medical conditions, such as hypoparathyroidism, chronic kidney disease, or certain gastrointestinal disorders, may require higher calcium intake. Calcium supplements, under the guidance of a healthcare professional, may be necessary to meet their specific calcium needs.

Factors to Consider Before Purchasing the Best Calcium Supplement

When shopping for the best calcium supplement, you must consider several factors to make an informed choice. These factors include:

1. Absorption Rates

Calcium supplements come in different forms, and their absorption rates can vary. Choosing a calcium supplement with high bioavailability is essential, meaning the body quickly absorbs and utilizes calcium. Calcium carbonate and calcium citrate are the commonly available forms with good absorption rates.

2. Elemental Calcium Content

The amount of elemental calcium in a supplement is crucial because it determines the amount of calcium you'll receive. Calcium supplements are labeled with the total amount of calcium compound, such as calcium carbonate or calcium citrate.

However, the actual elemental calcium content is what matters. For example, a calcium carbonate tablet may contain 1,000 mg of calcium carbonate but only 400 mg of elemental calcium.

The current recommendations from the Dietary Guidelines for Americans state the following Recommended Dietary Allowances (RDAs) for calcium:

  • Birth to 1 year: 200 mg for both men and women
  • 7-12 months: 260 mg for both men and women
  • 1-3 years: 700 mg for both men and women
  • 4-8 years: 1,000 mg for both men and women
  • 9-18 years: 1,300 mg for both men and women
  • 19-50 years: 1,000 mg for both men and women
  • 51-70 years: 1,000 mg for men, 1,200 mg for women
  • Over 70 years: 1,200 mg for both men and women
  • Pregnant women under 19 years: 1,300 mg
  • Pregnant women 19 and over: 1,000 mg
  • Lactating women under 19 years: 1,300 mg
  • Lactating women 19 and over: 1,000 mg

3. Additional Nutrients

Calcium metabolism is closely linked with other nutrients like vitamin D, magnesium, and Vitamin K2. Vitamin D aids in calcium absorption, while magnesium promotes its utilization in the body.

Vitamin K2 helps direct calcium into the bones and teeth rather than accumulating in soft tissues. Look for calcium supplements that include these additional nutrients, or consider taking them separately.

4. Recommended Dosage

The calcium dosage recommendations can vary depending on age, gender, and specific health conditions. It's important to consider the dosage instructions provided on the supplement packaging. Also, consult a healthcare provider to determine how much calcium is necessary for your needs.

5. Quality and Purity

Look for calcium supplements from reputable brands that adhere to strict quality control standards. Consider choosing calcium supplements that undergo third-party testing to ensure purity and accurate labeling. Look for certifications such as USP (United States Pharmacopeia) or NSF (National Sanitation Foundation).

6. Formulation and Dosage Forms

Calcium supplements come in various forms, including tablets, chewables, liquids, and powders. Choose a form that suits your preferences and needs. Chewable or liquid forms may be more convenient for individuals with difficulty swallowing pills.

7. Allergen Considerations

If you have specific allergies or dietary restrictions, check the supplement's label for any potential allergens. Common allergens to watch out for include gluten, dairy, soy, and nuts. Opt for supplements that are free from allergens that you need to avoid.

Conclusion on the Best Calcium Supplements

When looking for the best calcium supplement, it's all about finding the one that clicks with your bones and resonates with your lifestyle. Like a perfectly fit puzzle piece, the best calcium supplement seamlessly integrates into your daily routine, easily supporting bone health.

Whether you choose the power of nature, the convenience of chewable gummies, or the reliability of traditional tablets, the key is to nourish your bones in a way that feels right for you. Remember, consult with your healthcare professional to find the perfect fit, and together, let's build a future where our bones dance with joy and defy the sands of time. We hope our best calcium supplements review has enlightened you.

Frequently Asked Questions on the Best Calcium Supplement

1. What is the best form of calcium to take?

The best form of calcium to take largely depends on individual preferences and needs. However, calcium citrate and calcium carbonate are two commonly used forms.

Calcium citrate is easier to absorb and can be taken with or without food, making it suitable for individuals with low stomach acid or those taking acid-reducing medications. On the other hand, calcium carbonate is more cost-effective and requires stomach acid for absorption, so it is typically taken with meals.

2. Which tablet is best for calcium?

Several reputable brands offer quality calcium tablets. The best tablet for calcium will depend on personal preferences, dietary requirements, and any specific health considerations. It is advisable to look for trusted brands, read customer reviews, and consult a healthcare professional to determine the best tablet for your needs.

3. Which form of calcium is best for osteoporosis?

Calcium citrate is often recommended for individuals with osteoporosis because it is better absorbed, especially in individuals with reduced stomach acid or digestive issues. However, it's important to note that calcium alone may not be sufficient for managing osteoporosis, and a comprehensive approach that includes other bone-supporting nutrients and lifestyle modifications is typically recommended. Consultation with a healthcare professional is essential for personalized recommendations.

4. Which calcium is best for knee pain?

Calcium supplementation alone may not directly alleviate knee pain. However, maintaining optimal calcium levels in the body is important for overall bone health, which can indirectly benefit joint health, including the knees.

If you are experiencing knee pain, consult with a healthcare professional who can assess your condition, provide appropriate recommendations, and determine if calcium supplementation is necessary in conjunction with other treatment options specific to your knee pain.

Affiliate Disclosure:
The links provided may earn us a small commission at no additional cost to you if you choose to purchase the recommended product. This support allows our research and editorial team to continue providing high-quality recommendations. As a participant in the Amazon Services LLC Associates Program, an affiliate advertising initiative, we are able to earn advertising fees through providing links to products on Please rest assured that we only recommend high-quality products.