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The 8 Best calcium citrates of 2025

Are you trying to find calcium citrates among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling calcium citrates on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 11 hours of research and did 33 calcium citrates tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best calcium citrates you can buy today

SaleNo. 1
ikj Calcium Citrate Tablets Dietary Supplement 600 Mg 300 Count
11 Consomer Reviews
ikj Calcium Citrate Tablets Dietary Supplement 600 Mg 300 Count
  • We use a selection of shipping services such as UPS, FedEx, USPS etc.
  • Local pickups and combined shipping options are not provided at this time.
No. 2
Solaray Calcium Citrate Complex, 1000 mg (68 Serv, 275 Count)
  • Essential Calcium: An important bone strength supplement, our calcium may also help support strong teeth and normal, healthy cardiovascular, muscle and nerve function.
  • Chelated & Bioavailable: An excellent calcium supplement for women at midlife, our chelated calcium is bonded with natural citric acid for enhanced absorption & utilization. Unlike calcium carbonate and other forms, our Calcium Citrate is easy to digest and is ideal for persons with low stomach acid.
  • All-Day Support: We've added a special herbal base of watercress, dandelion and parsley for additional nutritive support. Plus each 4-capsule serving can be divided and taken throughout the day for enhanced utilization by the body.
  • Eco-Friendly: We use 100% PCR bottles made from plastic removed from oceans & landfills.
  • Trusted Brand: We manufacture products and test ingredients in our own state-of-the-art lab in Utah to ensure purity and potency. Because we believe in the quality and efficacy of our products, each bottle comes with a 60-day money-back guarantee.
SaleNo. 3
21st Century Calcium Citrate + D3 Petites Coated Tablets 200 ea
  • Smaller, easy to swallow tablets
  • Compare active ingredients to Citracal plus D Petites
  • Highly absorbable to support bone health
  • No added sugar, yeast, preservatives, artificial flavors or colors
  • Gluten-free.This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease..During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
SaleNo. 5
21st Century Vitamins Calcium Citrate Plus D3 Maximum Tablets, 400 Count
  • Maximum Strength Formula: 21st Century Vitamins Calcium Citrate Plus D3 Maximum Tablets offer a potent combination of calcium citrate and vitamin D3 to support optimal bone health and density.
  • 400-Count Supply: With 400 tablets per bottle, this product provides a long-lasting supply, ensuring consistent support for your daily calcium and vitamin D3 needs.
  • Highly Absorbable Calcium: Each tablet contains calcium citrate, a form of calcium known for its high bioavailability and absorption rate, promoting strong bones and teeth.
  • Enhanced Absorption: Vitamin D3 is included in the formula to enhance calcium absorption and utilization in the body, further supporting bone health and density.
  • Trusted Quality: Formulated to meet rigorous quality standards, these tablets are free from artificial flavors, colors, and preservatives, making them a reliable choice for maintaining optimal bone health.
SaleNo. 6
NOW Foods Supplements, Calcium Citrate Powder, Highly Bioavailable Calcium, Supports Bone Health*, 8-Ounce
  • PURE POWDER/SUPPORTS BONE HEALTH: Calcium Citrate is an optimal calcium supplement formulated to exacting specifications.
  • HIGHLY BIOAVAILABLE CALCIUM/ENHANCED MIXABILITY: Our calcium is complexed with citric acid for enhanced solubility and has no other ingredients.
  • CLASSIFICATIONS/CERTIFICATIONS: Kosher, Vegan, Non-GMO, Soy Free
  • Non-GMO
  • A Dietary Supplement
No. 7
Pure Encapsulations Calcium (Citrate) - Supplement for Bone, Teeth, Colon, and Cardiovascular Health Support* - with Premium Calcium Citrate - 60 Capsules
  • Heart Health: Highly absorbable calcium, which supports cardiovascular health.*
  • Colon Health: Calcium has been associated with supporting colon health; support colon health with these calcium citrate supplements*
  • Bone Support: Calcium Citrate is a highly bioavailable calcium supplement, providing support for bone, cardiovascular, colon, and joint health*
  • Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then carefully manufactured and tested to verify their potency and purity.
  • Pure Difference: What makes us different isn't just our process or what goes into our supplements -- what we leave out matters, too. Pure Encapsulations products are free from wheat, eggs, tree nuts & peanuts, gluten, artificial colors, flavors & sweeteners, coatings and shellacs, GMOs, and unnecessary binders, fillers & preservatives.
SaleNo. 8
Citracal Maximum Plus, 650 mg Calcium Citrate, easily absorbed and highly soluble with 25 mcg (1000 IU) Vitamin D3, Bone Health Support, Calcium Supplement for Ages 12+, 180 Count
  • DEFY BONE AGING: Citracal Maximum Plus is a calcium supplement, providing 650 mg of calcium and high levels of Vitamin D per serving to help support bone health* as part of your overall wellness and fitness regimen; just 2 caplets twice a day
  • IMPORTANCE OF CALCIUM: This essential mineral is needed to support bone health*; Maximum Plus is made with Calcium Citrate. Adequate calcium and vitamin D throughout life, as part of a well-balanced diet, may reduce the risk of osteoporosis
  • MAXIMUM STRENGTH: Contains 650 mg of Calcium Citrate with 25 mcg (1000 IU) of vitamin D3 per serving that helps absorb dietary calcium; also contains essential minerals – zinc, copper and manganese to support bone health*
  • GENTLE ON THE STOMACH: Take Citracal Maximum Plus with or without food; it’s easy on the stomach and easily absorbed
  • No.1 CALCIUM BRAND RECOMMENDED: Citracal is the No.1 Doctor & Pharmacist (1) recommended calcium brand (1) Pharmacy Times Survey, 2023
No. 9
Nature's Way Calcium Citrate, 500 mg Calcium per 2-Capsule Serving, for Bone Health & Muscle Function*, Blend of Citrate, Carbonate & Malate, Gluten Free, 250 Capsules (Packaging May Vary)
  • This calcium supplement offers a unique blend of citrate, malate, and carbonate forms of calcium for bone health*
  • 500 mg of calcium per 2-capsule serving, providing 38% Daily Value of calcium, an essential element in our bone health formula*
  • Adults take 2 capsules twice daily
  • Free from gluten, wheat, soy, dairy products, artificial colors, flavors, or preservatives
No. 10
Citracal Slow Release 1200, 1200 mg Calcium Citrate and Calcium Carbonate with 25 mcg (1000 IU) Vitamin D3, Bone Health Support, Calcium Supplement for Ages 12+, Take Once Daily Caplet, 185 Count
  • DEFY BONE AGING: Our calcium supplement includes 1200 mg of Calcium Carbonate and Calcium Citrate and high levels of Vitamin D per serving to help support bone health* as part of your overall wellness and fitness regimen; just 2 caplets a day
  • IMPORTANCE OF CALCIUM: This essential mineral is needed for bone health; Slow Release 1200 is made with Calcium Carbonate & Calcium Citrate. Adequate calcium & vitamin D throughout life, as part of a well-balanced diet, may reduce the risk of osteoporosis
  • WITH VITAMIN D3 AND MAGNESIUM: 25 mcg (1000 IU ) Vitamin D3 helps to absorb dietary calcium; also contains 80 mg of magnesium. Suggested Age: 12 Years and Up
  • SLO-CAL TECHNOLOGY: Slowly and continuously releases small amounts of calcium for efficient absorption in one daily dose
  • #1 CALCIUM BRAND RECOMMENDED: Citracal is the #1 Doctor & Pharmacist (1) recommended calcium brand (1)Pharmacy Times Survey, 2023
No. 11
ADEMA Kirk-Land Signature Calcium Citrate Magnesium and Zinc, 500 Tablets
  • Calcium Citrate 500 mg. Vitamin D3 20 mcg. Magnesium 80 mg. Zinc 10 mg.
SaleNo. 12
Citracal Petites, Highly Soluble, Easily Digested, 400 mg Calcium Citrate with 500 IU Vitamin D3, Bone Health Supplement for Adults, Relatively Small Easy-to-Swallow Caplets, 375 Count
  • DEFY BONE AGING: Citracal Petites is a sugar free calcium supplement, providing 400 mg of calcium per serving to help support bone health as part of your overall wellness and fitness regimen; just 2 caplets twice a day
  • IMPORTANCE OF CALCIUM: This essential mineral is needed for bone health; Petites is made with Calcium Citrate
  • WITH VITAMIN D3: 500 IU per serving helps absorb dietary calcium, as few foods contain vitamin D. Suggested Age: 18 Years and Up
  • SMALLER, EASIER TO SWALLOW: These coated caplets are smaller and easier to swallow and can be taken with or without food
  • No.1 CALCIUM BRAND RECOMMENDED: Citracal is the no.1 Doctor and Pharmacist recommended calcium brand
No. 13
KAL Calcium Citrate 1000mg, Calcium Supplements for Women and Men, Bone Health, Teeth, Nervous, Muscular & Cardiovascular System Support, Gluten Free and Lab Verified, 60 Servings, 180 Tablets
  • Powerful Calcium Supplement: The king among bone strength supplements, Calcium is an essential mineral for bone health, healthy teeth, and a strong skeletal system.
  • Calcium Supplements for Women and Men: Each 3-tablet serving provides 1000 mg of calcium citrate, 77% DV for adult women and men and may help support healthy cardiovascular, muscular & nervous system function.
  • High Absorption Calcium Citrate 1000mg: Reacted with citric acid to create chelated calcium, calcium citrate may be more readily absorbed & utilized by the body.
  • ActivTab Technology: The tablets in this calcium supplement are guaranteed to disintegration within 30 minutes according to USP standards for fast-acting support.
  • KAL Quality: Gluten free, lab tested, and made in our own state-of-the-art facility in Utah to bring you the best possible quality and always includes a 60-Day Money Back Guarantee.
No. 14
Pure Encapsulations Calcium (Citrate) - Supplement for Bone, Teeth, Colon, and Cardiovascular Health Support* - with Premium Calcium Citrate - 180 Capsules
  • Heart Health: Highly absorbable calcium, which supports cardiovascular health.*
  • Colon Health: Calcium has been associated with supporting colon health; support colon health with these calcium citrate supplements*
  • Bone Support: Calcium Citrate is a highly bioavailable calcium supplement, providing support for bone, cardiovascular, colon, and joint health*
  • Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then carefully manufactured and tested to verify their potency and purity.
  • Pure Difference: What makes us different isn't just our process or what goes into our supplements -- what we leave out matters, too. Pure Encapsulations products are free from wheat, eggs, tree nuts & peanuts, gluten, artificial colors, flavors & sweeteners, coatings and shellacs, GMOs, and unnecessary binders, fillers & preservatives.
SaleNo. 15
Citracal Slow Release 1200, 1200 mg Calcium Citrate and Calcium Carbonate with 25 mcg (1000 IU) Vitamin D3, Bone Health Support, Calcium Supplement for Ages 12+, Take Once Daily Caplet, 80 Count
  • DEFY BONE AGING: Citracal Slow Release 1200 is a calcium supplement; 1200 mg of Calcium Carbonate and Calcium Citrate and high levels of Vitamin D per serving to help support bone health* as part of your overall wellness and fitness regimen; just 2 caplets a day
  • IMPORTANCE OF CALCIUM: This essential mineral is needed for bone health; Slow Release 1200 is made with Calcium Carbonate and Calcium Citrate. Adequate calcium and vitamin D throughout life, as part of a well-balanced diet, may reduce the risk of osteoporosis
  • WITH VITAMIN D3 AND MAGNESIUM: 25 mcg (1000 IU ) Vitamin D3 helps to absorb dietary calcium; also contains 80 mg of magnesium. Suggested Age: 12 Years and Up
  • SLO-CAL TECHNOLOGY: Slowly and continuously releases small amounts of calcium for efficient absorption in one daily dose
  • #1 CALCIUM BRAND RECOMMENDED: Citracal is the #1 Doctor & Pharmacist (1) recommended calcium brand (1)Pharmacy Times Survey, 2023
No. 16
Bariatric Fusion Bariatric Calcium Chews | Calcium Citrate with Vitamin D3 Calcium Supplement Bariatric Vitamin | Sugar Free Calcium Citrate Chewable | Calcium Citrate 500mg | Strawberry | 60 Count
  • Premium Bariatric Calcium Citrate Formulation: Each Bariatric Fusion bariatric calcium chew contains 500mg of Calcium Citrate with Vitamin D, Vitamin K, and Magnesium; all of which are essential for optimum bone health. These are Ideal Calcium Chewables for women and men.
  • Great Tasting Calcium Soft Chews: The advantage of our unique chewy bite is that each delicious gummies like soft chew contains B vitamins, thiamine, riboflavin, and niacin to give your body a boost of energy. Our Calcium Citrate with Vitamin D3 Chews are designed for your daily routine. Perfect for those looking for a non chewable tablet, melt and capsule option. Great alternative to calcium citrate gummies or chewable calcium.
  • Easy Daily Regimen: Our delicious, smooth, candy-like calcium citrate chews supplements are something to celebrate. Our Strawberry flavored soft chew formulation is specifically designed anyone who is looking to improve bone health and energy. These calcium chews with vitamin d are sugar free, gluten free, and certified kosher.
  • Practitioner Formulated: This Calcium Citrate Chewable designed for maximum absorption by a bariatric practitioner to meet the needs of their patients looking to improve digestive health. Over 15 years experience has helped us develop the best digestive products including these calcium chews for women and men on the market.*
  • Brand You Trust: Bariatric Fusion was founded by a Bariatric Practitioner over 15 Years ago. Our goal has been to create a simple, great tasting, high quality and affordable daily vitamin regimen including these chewable calcium supplements for women for those with the most sensitive stomachs. Made in the USA from globally-sourced ingredients in GMP certified facilities.
No. 17
Spring Valley Calcium Citrate 600 mg, 300 Tablets, 5 Months Supply - Bone & Joint Health + 'Healthy Life, Simple Choices: A Neobit Guide' (2 Items)
  • MAXIMUM BONE SUPPORT: Spring Valley Calcium Citrate Tablets are your optimal choice for reinforcing bone health. With a potent 600mg of calcium per serving, you're not just supplementing; you're nourishing your bones. Enjoy enhanced formation and structural vigor that lasts.
  • FORMULATED FOR ALL: Our calcium supplement caters to various dietary needs. It's completely FREE from gluten, sugar, and lactose. Dive into a nutrient-rich experience without any worries of allergens or unwanted additives.
  • PURE AND NATURAL: Say no to artificialities. Our product is devoid of artificial colors and flavors, ensuring that you're getting calcium in its most genuine form. Trust in Spring Valley to bring you nature's best.
  • CONSISTENT BONE NOURISHMENT: Two tablets a day are all you need. Taken with a meal, you're ensuring that your bone health remains at its peak, with consistent and regular nourishment.
  • EXTENSIVE SUPPLY: A single purchase gives you a 5-month supply. That's 150 servings per container, translating to consistent bone health support for almost half a year!
  • A SHIELD AGAINST OSTEOPOROSIS: Proper calcium intake, along with a balanced lifestyle, is your defense against osteoporosis in later life. Make the smart choice today for a healthier tomorrow.
  • SPRING VALLEY – A NAME YOU CAN TRUST: With a vast range of nature-inspired products, we're dedicated to your holistic health and well-being. Dive into wellness with a brand that's trusted by many.
  • GUIDED PATH TO WELLNESS: Every purchase comes with the "Healthy Life, Simple Choices: A Neobit Guide", offering expert insights on nutrition, exercise, and overall health. Elevate your wellness journey with advice that's revered by professionals.
  • WHOLISTIC HEALTH PERSPECTIVE: Our Calcium Citrate Tablets are just the start. Dive deeper with our guide, touching bases from nutrition to mental tranquility. Understand the key tenets of a balanced life.
  • QUALITY FIRST, ALWAYS: Your health is paramount. At Spring Valley, we uphold stringent quality standards, ensuring that what you consume is nothing short of the best. And if you're ever dissatisfied, we have a robust guarantee in place. Your trust is our commitmen
No. 18
Calcium Citrate 1000mg - 365 Vegan Capsules not Tablets with Added Parsley, Dandelion and Watercress - Without Vitamin D - Made in The USA by Purely Holistic
  • ✓ 50% MORE - Why pay more for less? We offer an INCREDIBLE 365 capsules (not tablets) per bottle for a total of 91 servings. This is TWICE the amount offered by most other supplements. Our group is one of the largest supplement manufacturers in the USA. We benefit from being able to buy ingredients in bulk and in turn pass those savings directly to you.
  • ✓ PREMIUM CALCIUM CITRATE - Unrivalled in quality, our blend uses an effective balance of both Citrate 85% and Carbonate varieties for high bioavailability and elemental Calcium. Calcium Citrate does not require stomach acid to be absorbed, . We have formulated it to be kind on the stomach and not cause unwanted side effects such as constipation, which is common with traditional Calcium supplements from carbonate alone
  • ✓ NO HIDDEN NASTIES - Our powerful formula includes Calcium supplement is chelated to citric acid for enhanced bioavailability! It is a non-oily formulation that is non GMO and also free from any fillers, binders, artificial flavors or colorings. Suitable for both vegans and vegetarians and is free of all common allergens. One serving will provide the equivalent of over 1.5 glasses of milk*!
  • ✓ A BRAND YOU CAN TRUST - Purely Holistic’s Calcium Citrate 1000 mg for men or women has been formulated and manufactured at our own facility in the USA. All our supplements and vitamins are lab-verified for potency and purity. We are all about your satisfaction. If you don’t feel an improvement, we will handle it, no questions asked.
No. 19
Celebrate Vitamins Bariatric 500mg Calcium Citrate Soft Chews with 500 IU Vitamin D3 – Essential for Gastric Bypass Patients & Bone Health - Sugar & Gluten Free, Melon (90 Chews)
  • Premium Calcium & Vitamin D Boost: Each bariatric calcium citrate soft chew provides 500mg of Calcium Citrate and 500 IU of Vitamin D3 to aid in calcium absorption and bone health - both essential nutrients for post bariatric surgery patients
  • Optimized Nutrient Absorption: Each soft chew contains 500mg of Calcium Citrate, the most bioavailable form of calcium, ensuring maximum absorption. Utilizes a water-miscible form of Vitamin D to enhance absorption without the need for fat intake
  • Post Bariatric Surgery: Suitable for all bariatric surgery patients, including those who have undergone Gastric Bypass, Sleeve Gastrectomy, and Duodenal Switch, ensuring maximum nutrient absorption, even with a reduced digestive system. Take 1 soft chew daily
  • Delicious & Convenient: Our flavorful chews facilitate consistent daily supplementation in a convenient form that does not stick to your teeth and has no gritty aftertaste. Individually wrapped chews are perfect for on-the-go, whether you're at the gym, work, or traveling
  • Safe & Effective Formula: Celebrate Vitamins adheres to the rigorous standards set forth by the American Society for Metabolic and Bariatric Surgery (ASMBS). Our Calcium Chew is sugar-free and has no artificial colors. Made in the USA
SaleNo. 20
Bariatric Advantage Calcium Citrate Chewy Bites 500 mg - for Bariatric Surgery Patients - Vitamin D3 - Sugar-Free Chewable Calcium Supplement - Bariatric Calcium Chews - Chocolate Flavor - 90 Count
  • Bariatric Advantage Supplement: Calcium Citrate Chewy Bites are designed for individuals who have undergone bariatric procedures, providing essential vitamins and supplements
  • High in Calcium & Vitamin D3: Each chew delivers 500 mg of calcium as calcium citrate, and 500 IU of vitamin D3 for enhanced calcium absorption*
  • Digestible & Convenient Intake: These calcium citrate chewables are digestible and can be taken with or without food, facilitating simple and flexible dosage
  • Sugar-Free Chews: Each Bariatric Advantage chew is individually wrapped and sugar-free, making them easy to take on-the-go and an ideal choice for a chewable calcium supplement
  • Supports Life-Long Health: At Bariatric Advantage, we believe that through quality and adherence to scientific principles, we can support post bariatric health

How to choose a good calcium citrates

Does the idea of finding a fantastic calcium citrates make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in calcium citrates. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top calcium citrates products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top calcium citrates on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top calcium citrates brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top calcium citrates based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the calcium citrates were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good calcium citrates, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your calcium citrates.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting calcium citrates for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our calcium citrates. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what calcium citrates should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on calcium citrates.