Best 21St Century Calcium Supplements in 2026

Daisy
Last Updated: Jul 18, 2026

At a Glance: Our Top Picks for 21St Century Calcium Supplements

Garden of Life Vitamin C - Vitamin Code Raw Vitamin C - 120 Vegan Capsules, 500mg Whole Food Vitamin C with Bioflavonoids, Fruits & Veggies, Probiotics, Gluten Free Vitamin C Supplements for Adults
#TOP1
Garden Of Life Vitamin C - Vitamin Code
10.0
PM SCORE
DACHA Natural Liposomal Vitamin C - 1700mg, 200 Capsules, Immune System & Collagen Booster, High Absorption Fat Soluble VIT C, Buffered, Skin Vitamins, Sunflower Lecithin
#TOP2
Dacha Natural Liposomal Vitamin C - 1700Mg, 200
9.9
PM SCORE
NutriFlair Liposomal Vitamin C 1600mg, 180 Capsules - High Absorption, Fat Soluble VIT C, Antioxidant Supplement, Higher Bioavailability Immune System Support & Collagen Booster, Non-GMO, Vegan Pills
#TOP3
Nutriflair Liposomal Vitamin C 1600Mg, 180 Capsules -
9.9
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best 21St Century Calcium Supplements of 2026

Garden Of Life Vitamin C - Vitamin Code Raw Vitamin C - 120 Vegan Capsules, 500Mg Whole Food Vitamin C With Bioflavonoids, Fruits & Veggies, Probiotics, Gluten Free Vitamin C Supplements For Adults

GARDEN OF LIFE
102010
2.75 X 2.75 X 5.22 Inches
0.66 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

VITAMIN C 500mg FOR ADULTS: Essential for growth and tissue repair, Vitamin C promotes vision health, periodontal health and collagen, bone and cartilage formation; Raw Vitamin C provides 500mg of Vitamin C along with naturally occurring bioflavonoids

IMMUNE SYSTEM & HEART HEALTH: RAW whole food vitamin C provides support for immune system health, healthy heart, healthy skin and eyes; 23 powdered and organically grown fruits and vegetables add supporting antioxidants, vitamins and nutrient cofactors

PROBIOTICS AND ENZYMES: Our plant based C vitamin formula includes a RAW Probiotic and Enzyme blend of live probiotics – L. bulgaricus and L. plantarum – and enzymes such as Lipase, Protease and Bromelain, to support healthy digestion

CONVENIENT VEGAN CAPSULES: Take 2 plant based veggie capsules daily, or open capsules and add vitamin C powder to water or juice; RAW means no high heat, and no synthetic binders or fillers commonly used in tablets

SAY YES TO CLEAN SUPPLEMENTS: Our whole food vegan vitamin C is Third-Party Certified Non GMO, Gluten Free, Vegan & Kosher, and RAW—no high heat, synthetic binders, fillers, artificial flavors, sweeteners, colors or additives commonly used in tablets

Dacha Natural Liposomal Vitamin C - 1700Mg, 200 Capsules, Immune System & Collagen Booster, High Absorption Fat Soluble Vit C, Buffered, Skin Vitamins, Sunflower Lecithin

DACHA
LIPOSOMAL FORMULATION TRIPLE TOP QUALITY
0.25 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DACHA Nutrition 9.91

Features

High capsule count and potency - Dacha’s liposomal vitamin c formula contains 200 capsules to ensure that you can enjoy the health benefits of vitamin c for a longer time. Its strong potency of 1700mg of liposomal vitamin c per serving may help boost your immune system, overall health, and wellbeing. We’re all about transparency and honesty, thus we list every ingredient we use on the bottle label!

Get that absorption with a dry form liposomal technology - Our formula utilizes phospholipid sunflower lecithin to create liposomes, helping our body absorb vitamin c. The non-gmo phosphatidylcholine in our formula is crucial to liposome formation and helps ensure bioavailability in the body. Our blend combines ascorbic acid & palmitic acid to create ester ascorbyl palmitate, a fat-soluble form of vitamin c. When combined with sunflower lecithin, a liposomal environment can be created.

Dacha liposomal vitamin c leverages effective absorbing liposomal technology to potentially help you with naturally supporting your immune system and feeling stronger. This product contains only top-notch raw materials that will help you achieve the best, flawless, and most effective results.

Did you know that many cheap vitamin c products out there don’t get absorbed and just get wasted? Inadequate intake of vitamin c has numerous health implications. It is so hard to get enough from just the nutrition and the regular vitamin c has a very poor absorption rate. That’s exactly why we created this formula to fix this problem and meet your needs!

As a small family business, we fully understand the uncertainty and risk of trying new supplements. And this is why we go the extra mile to source only the highest quality ingredients. Also, trust and transparency are at the forefront of our brand. We list every single ingredient on our products so that you can make an informed decision. Let us know if you have any questions or if we can be of any service!

Nutriflair Liposomal Vitamin C 1600Mg, 180 Capsules - High Absorption, Fat Soluble Vit C, Antioxidant Supplement, Higher Bioavailability Immune System Support & Collagen Booster, Non-Gmo, Vegan Pills

NUTRIFLAIR
LVC-1180
3.00 X 3.00 X 5.00 Inches
0.25 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
NutriFlair 9.95

Features

Groundbreaking 1600mg & Quality-Assured Liposomal Vitamin C - Industry leading 1600 milligrams Liposomal Vitamin C Complex based on Liposomal technology. Each bottle contains 180 vegetable capsules (plant-derived) for a full 3 months’ supply. Don’t settle for 500mg or 1000mg Liposomal C Supplements. Experience amazing nervous system support, collagen production boost, and more benefits from our 1600 mg vitamin C capsules without breaking the bank.

Easy to Swallow, Miraculous Absorption, Fat Soluble Vitamin C - Our easy-to-swallow Liposomal Vitamin C capsules provide amazing results with the use of our product’s blend of Ascorbyl Palmitate, Ascorbyl Oleate, Cetyl Ascorbate, Sunflower Lecithin, and Phosphatidylcholine is an industry-leading formula that allows for advanced absorption. This enables a maximum daily delivery of vitamin C which is superior to regular vitamin C.

Incredible Health Benefits - Liposomal Vitamin C (ascorbic acid) contains powerful antioxidant properties and helps protect against free radical damage. It helps with immune system support and helps joints and arteries heal and function properly. Liposomal C supports healthy brain function, cognition, cardiovascular, adrenal, and heart health. It also promotes better blood circulation, mood, bone density. It helps to decrease muscle soreness while increasing absorption of calcium & iron.

Tested & Trusted Ingredients - Our non-gmo, soy-free, gluten-free and dairy-free pure vitamin C formula is manufactured in the USA in a duly registered, approved, and inspected state-of-the-art facility that adheres strictly to Good Manufacturing Practices (GMP). Each batch is third party tested for quality, purity, and potency. This includes all our best quality capsules, tablets, pills, gummies, supplements, vitamins, multivitamins, vegan and natural foods, powders, oils, and extracts.

Trusted Brand & Satisfaction Assured - If our Liposomal C supplements do not bring noticeable value to you and you don't absolutely love them, your purchase is on us. No questions asked. Our world-class customer service wants you to be satisfied with your purchase. Absolutely no risk. The bottle comes with the Nutriflair satisfaction pledge for 30 days. Have this all-mighty antioxidant supplement and health protector by your side and defend against flu and common colds, every day.

Ester-C Vitamin C 1000 Mg Coated Tablets, 120 Count, Immune System Booster, Stomach-Friendly Supplement, Gluten-Free

ESTER-C
16982
14.00 X 7.60 X 7.60 Inches
0.42 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ester-C tablets give you immune system support at the cellular level for up to 24 hours to maintain a healthy immune system (1); Ester-C is non-acidic and gentle on your stomach so you can comfortably take it every day

Ester-C tablets give your immune system the support it needs while also providing your body with antioxidant vitamin C to help fight free radicals (1); One tablet a day can give your body the immune support it needs 24/7 (1)

Ester-C also contains C-Sorb which is a citrus bioflavonoids complex; Ester-C along with C-Sorb & naturally occurring metabolites works synergistically to enhance the retention of Vitamin C in your body to support your immune system for 24 hours (1)

Ester-C 1000mg tablets provide the immune support you can count on all day every day (1); A daily dose of Ester-C tablets gets absorbed into your white blood cells and stays there for up to 24 hours which is longer than regular Vitamin C supplements (1)

Ester-C is manufactured without chemicals to neutralize pH which means it's non-acidic & gentle on your stomach (1)

Nature’s Bounty Vitamin C, Immune Support, Tablets, 500Mg, 250 Ct

NATURE'S BOUNTY
1474
2.66 X 2.66 X 4.74 Inches
0.44 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

A LEADING VITAMIN FOR IMMUNE SUPPORT Vitamin C is one of the leading nutritional vitamins for immune support; (1) People reach for Vitamin C by Nature’s Bounty to help them maintain a healthy immune system all year long (1)

ANTIOXIDANT SUPPORT Vitamin C is one of the best antioxidants for fighting free radicals; Free radicals can cause oxidative stress that may lead to premature aging of the cells (1)

NOURISHES THE IMMUNE SYSTEM Nature’s Bounty Vitamin C Tablets play an important role in the functioning of white blood cells which are vital components of the immune system (1)

QUALITY IS OUR PRIORITY Nature’s Bounty is committed to the safety of all of our supplements. Our Vitamin C Tablets are gluten-free and contain no preservatives; no sodium; or artificial colors or sweeteners

FROM THE TRUSTED WELLNESS EXPERTS Nature’s Bounty Vitamin C supplements are a product of 50 years of dedication to quality and scientific research to make vitamins and nutritional supplements of unrivaled excellence

Nutrivein Liposomal Vitamin C 1650Mg - 180 Capsules - High Absorption Ascorbic Acid - Supports Immune System & Collagen Booster - Powerful Antioxidant

NUTRIVEIN
VEIN-1101
4.00 X 2.00 X 4.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Nutrivein 9.89

Features

✔ Highest Available Vitamin C Formula – Nutrivein Liposomal Vitamin C enhanced formula contains 1650 mg of Liposomal Vitamin C per serving. With 180 vegetable capsules in each bottle for a full 90 day supply, our brand boasts the highest leading potency of Liposomal Vitamin C found on the market today. Utilizing the phospholipid sunflower lecithin to create liposomes helps the body more effectively absorb the vitamin C in our complex. Phosphatidylcholine helps to ensure superior absorption.

✔ Immune System Support & Fat Soluble Vitamin C – Our vitamin c supplement is supportive of the immune system. Avoid having to take sick days off from work by taking these pills daily as a defense against getting sick. Our powerful combination of sunflower phospholipids (building blocks of cell membranes) and Vitamin C, creates the best antioxidant supplements that neutralize harmful free radicals caused by stress.

✔ Groundbreaking Health Benefits - Vitamin C (ascorbic acid) contains powerful antioxidant properties & helps protect against free radical damage. It supports the immune system, supports healthy brain function & cognition, supports blood circulation, helps improve mood, contains anti-aging properties such as minimizing wrinkles, supports bone density, helps decrease muscle soreness, and helps increase absorption of calcium & iron.

✔ Healthy Lifestyle – Our advanced Liposomal Vit C formula is non-gmo, soy-free, gluten-free and dairy-free and is a Vitamin C formula based on Liposomal technology. It uses ascorbic acid & palmitic acid to create Ascorbyl palmitate (fat-soluble form of Vitamin C). When combined with a phospholipid such as sunflower lecithin (which is also part of the formula), the capsule creates a liposomal environment which allows for exceptional absorption and better health benefits.

✔ Trusted Brand - Satisfaction Assured: If our Liposomal C Supplements do not bring noticeable value to you and you don't absolutely love them, your purchase is on us; No Questions Asked; Our world-class customer service wants you to be satisfied with your purchase; Absolutely no risk; The bottle comes with the Nutrivein Satisfaction Pledge for 30 days; Have this supplement and health protector by your side

Sports Research Vitamin C 1000Mg - Non-Gmo Project Verified Ascorbic Acid Vitamin C Supplement For Immune Support & Antioxidant Protection | Vegan Friendly, 8 Month Supply (240 Count)

SPORTS RESEARCH
23249090021
3.00 X 3.00 X 5.50 Inches
0.76 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Sports Research 9.98

Features

SR Vitamin C allows you to add more of this essential micronutrient to your diet.

Vitamin C is a powerful antioxidant that plays a role in helping healthy cells reproduce to keep your body running at its best!

Non-GMO Project Verified & Vegan Certified.

Our products are made in cGMP compliant facilities in the United States, using only the best ingredients from domestic & international origins. For us, it's all about quality control - so you can have confidence in your dietary supplements.

90-day money back guarantee (^see label for details)

21St Century Vitamins Calcium Citrate Plus D3 Maximum Tablets, 400 Count

21ST CENTURY
BCH-118
3.75 X 3.75 X 5.75 Inches
1.60 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Nutricelebrity 9.78

Features

Highly absorbable to support bone health

Compare active ingredients to Citracal +D3 Maximum

No added Sugar, Yeast, Preservatives, Artificial Flavors or Colors

Gluten free

Value size

During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.

Naturalife Labs Vitamin C 1,700 Mg With Vitamin D3, Zinc, Elderberry, Ginger Root - Maximum Strength Multi System Immune Support- 100 Veggie Capsules

NATURALIFE LABS
LE
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
ABC Beauty Wholesale 9.96

Features

✔️Superior Potency 1,700 MG: Our formula delivers 1,700mg making it the most potent available

✔️Superior Quality: Pure Vitamin C, Vitamin D3, Zinc, Elderberry, & Ginger root without the use of fillers or binders. All our ingredients are bought from suppliers that go through a very thorough audit process to ensure they can meet our higher standards

✔️Premium Quality: Gluten Free, Non-GMO, GMP, Veggie caps, Third tested party, Purity & Potency Lab tested

Manufactured in a FDA registered facility in accordance with Good Manufacturing Practices (GMP)

Dr. Mercola Liposomal Vitamin C Dietary Supplement, 1,000Mg Per Serving, 90 Servings (180 Capsules), Immune Support, Non Gmo, Soy Free, Gluten Free

DR. MERCOLA
2724676497619
5.91 X 5.91 X 5.91 Inches
0.40 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Dr. Mercola 9.97

Features

Each Bottle of Liposomal Vitamin Contains 90 Servings

Following Dr. Mercola’s belief in providing the best quality products, this product is GMO Free, Gluten Free, and Soy Free

By utilizing phospholipids in our formula, they aid in the formation of protective liposomes in the stomach and help to reduce the potential of gastrointestinal distress typically associated with traditional oral vitamin C

Delivered in high-quality, tightly sealed protective Licaps capsules, our Liposomal Vitamin C is available in 1,000 mg for adults, and Liposomal Vitamin C for Kids contains a tiny 125 mg capsule for children 4 years and older

All Dr. Mercola products are backed by a full 30-day money back guarantee. If for any reason you are not satisfied with your purchase, simply return it to us for your money back.

Liposomal Vitamin C Capsules (200 Pills 1500Mg Buffered) High Absorption Vit C, Immune System & Collagen Booster, High Dose Fat Soluble Immunity Support Ascorbic Acid Supplement, Natural Vegan

WHOLESOME WELLNESS
VITAMIN-C-LIPOSOMAL
0.46 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Wholesome Wellness Nutrition 9.94

Features

Amazing Value Liposomal Vitamin C. Our product contains 200 vegetable capsules of 1500 mg of liposomal vitamin C per serving in each bottle for a full 100 day supply. Our pure formula includes 1450 mg of pure liposomal vitamin c and only 50mg of sunflower oil and lecithin phospholipids compared to other products with large amounts of filler phospholipids. Efficiently utilizing the phospholipids sunflower lecithin creates liposomes that help your body more effectively absorb the entire vitamin C

Fat Soluble Vitamin C. Liposomal vitamin c complex supports your immune system. Our powerful combination of sunflower phospholipids, the building blocks of cell membranes, and Vitamin C, creates an antioxidant supplement that neutralizes harmful free radicals caused by toxins and pollutants

Antioxidant Health Benefits. Vitamin C, ascorbate, is a powerful antioxidant that helps protect against free radical damage.

Mega Healthy Lifestyle. Our super Lipsomal VitaminC Capsules are non gmo, soy free, gluten free, organic nature, vegetarian, doctor formulated and dairy free. It uses sodium ascorbate and palmitic acid to create Ascorbyl palmitate, fat soluble form of C Vitamins. When combined with a phospholipid such as sunflower lecithin, the capsule creates liposomal environment encapsulations which allows for exceptional absorption and great health benefits for kids, doctors, teens, adults

100 percent Satisfaction Guarantee. If for any reason you’re not fully satisfied now, we’ll refund your entire liposomal vitamin c capsules purchase with no hassles. Try risk free.Made in USA in a GMP manufacturing labs facility.Dr recommend vitamin capsule product.More powerful than regular vc 180, 250, 500, 500mg, c1000, 1000, 1000mg, 1200mg, 2000mg, 5000 vitamins c packets, tablets, chewable gummy gummies, softgels, powder, suppositories, liquid drink, sublingual drops, crystals, and lozenges

Dr. Berg's 100% Natural Vitamin C Complex - Clean Ingredients (No Synthetics From A Lab) - Real Chewable Vitamin C From Berries - Whole Food, Non-Gmo Vitamin C Chewable - 60 Wafers

DR. BERG NUTRITIONALS
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Dr. Berg Products 9.93

Features

𝗩𝗜𝗧𝗔𝗠𝗜𝗡 𝗖 𝗖𝗢𝗠𝗣𝗟𝗘𝗫 - Made with a proprietary blend of organic and Non-GMO ingredients, this chewable vitamin c doesn't contain synthetic vitamin c like you'll find in most brands. All of our vitamin c comes from 4 nutrient-rich berries that are 100% natural. Includes 60 chewable wafers.

𝗨𝗦𝗔 𝗚𝗠𝗣 𝗖𝗘𝗥𝗧𝗜𝗙𝗜𝗘𝗗 𝗠𝗔𝗡𝗨𝗙𝗔𝗖𝗧𝗨𝗥𝗜𝗡𝗚 - Our state-of-the-art manufacturing facilities are located in the US and are staffed with highly trained individuals who formulate superior products. Being certified under US laws and regulations (GMP Certified), these facilities are uncompromising when it comes to cleanliness and quality control.

𝗜𝗡𝗖𝗥𝗘𝗗𝗜𝗕𝗟𝗘 𝗜𝗡𝗚𝗥𝗘𝗗𝗜𝗘𝗡𝗧𝗦 - We're sorry to say it, but if you’re looking for cheap, you’re in the wrong place. We search far and wide, domestic and international, to provide high-quality ingredients for which your body will thank you. Unfortunately, getting the best ingredients from domestic and international farms can come at a higher-than-normal cost. If quality, satisfaction, and results are essential to you, you’re in the right place!

𝗪𝗛𝗬 𝗪𝗘’𝗥𝗘 𝗗𝗜𝗙𝗙𝗘𝗥𝗘𝗡𝗧 - Also known as The Knowledge Doc, Dr. Berg has spent most of his life researching and providing natural solutions to everyday health problems. This extensive research and thousands of hours working with patients are what sets us apart from other brands, as it has allowed us to create proprietary blends you can’t get anywhere else.

𝟯𝟬-𝗗𝗔𝗬 𝗚𝘂𝗮𝗿𝗮𝗻𝘁𝗲𝗲 - If for any reason you're not happy with the results you experience within the first 30 days, we're happy to give you a full refund! Send us a message, and the refund will be processed as long as it's requested within 30 days of purchase.

Calcium 500 + D3 90 Cplts

21ST CENTURY
NA
2.20 X 2.20 X 4.00 Inches
0.36 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
PRD Expansion 5.92

Features

Calcium 500 + D3

Support for bone health

Easy to swallow

Top 10 calcium supplements 21st century Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
21St Century 19
Garden Of Life 2
Caltrate 1
Dacha 1
Dr. Berg Nutritionals 1
Dr. Mercola 1
Ester-C 1
Naturalife Labs 1
Nature's Bounty 1
Nutriflair 1

Top 10 calcium supplements 21st century Brands Pie Chart


We've carried out a comprehensive analysis of 186,083 reviews on calcium supplements 21st century, using our selection criteria to identify the best options in the health & household products. Our findings reveal that most customers typically select calcium supplements 21st century priced around $15.74, with top brands including and 21st century and caltrate

Our team of expert editors reviewed these high-quality items and handpicked the top 13 calcium supplements 21st century for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the health & household products category. These include amazon.com, nutricelebrity, hargraves online pharmaceuticals, calmix, myrevco, i buy direct, quik delivery and vitamasters and swanson health products .

We are dedicated to assisting our users in finding the right supplements Products based on their needs, saving them considerable time when choosing which calcium supplements 21st century to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.