Best Tablet Calcium Ascorbate Dietary Supplements in 2026

Daisy
Last Updated: Jul 17, 2026

At a Glance: Our Top Picks for Tablet Calcium Ascorbate Dietary 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
Ester-C Vitamin C 1000 mg Coated Tablets, 120 Count, Immune System Booster, Stomach-Friendly Supplement, Gluten-Free
#TOP2
Ester-C Vitamin C 1000 Mg Coated Tablets, 120
9.9
PM SCORE
Nature's Bounty Magnesium By Nature's Bounty, 500mg Magnesium for Bone & Muscle Health, Twin Pack 400 Tablets, 400 Count
#TOP3
Nature's Bounty Magnesium By Nature's Bounty, 500Mg Magnesium
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 Tablet Calcium Ascorbate Dietary 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

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 Magnesium By Nature's Bounty, 500Mg Magnesium For Bone & Muscle Health, Twin Pack 400 Tablets, 400 Count

NATURE'S BOUNTY
31062
5.32 X 2.66 X 4.74 Inches
1.24 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

SUPPORTS BONE HEALTH: Magnesium supports bone health and maintains bone mineralization; (1) One Nature’s Bounty Magnesium tablet provides 119% of the daily recommended Magnesium you need to promote a strong skeletal system (1)

A MUSCLE SUPPORT SUPPLEMENT: Magnesium supports muscle contractions; nerve impulses; energy metabolism and protein formation; and helps to promote strong healthy muscles (1)

EASY TO TAKE: Nature’s Bounty Magnesium tablets are coated for easy swallowing; The daily serving is just one tablet per day making it simple to supplement your diet with Magnesium

QUALITY IS OUR PRIORITY: Nature’s Bounty is committed to the safety of our supplements; Our Magnesium tablets are non-GMO; gluten free; sugar free; and contain no artificial flavor or sweetener

FROM THE TRUSTED WELLNESS EXPERTS: Nature’s Bounty Magnesium is a product of nearly 50 years of dedication to quality; consistency; and scientific research to make vitamins and nutritional supplements of unrivaled excellence

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

Solgar Ester-C Plus 1000 Mg Vitamin C (Ascorbate Complex), 180 Tablets - Gentle On The Stomach & Non Acidic - Antioxidant & Immune System Support - Non Gmo, Vegan, Gluten Free, Kosher - 180 Servings

SOLGAR
30157
2.96 X 2.96 X 5.37 Inches
1.25 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Well-Retained; The Vitamin C metabolites in Ester-C positively impact retention of Vitamin C in cells; This complex yields beneficial antioxidant and immune system support; Includes natural bioflavonoids, acerola berry, and rose hips fruit powder

Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery

Unique Formula; Special manufacturing process creates a unique calcium ascorbate metabolite complex; Less acidic, pH-neutral Vitamin C for sensitive stomachs; Easy to digest, highly absorbable

Immune Support and More; Solgar Ester-C Plus 1000 mg Vitamin C Tablets also contribute to collagen formation for healthy skin and cartilage; Increases iron absorption

Non-GMO, Vegan, Kosher, Halal and Gluten Free; Solgar Ester-C Tablets with 1000 mg of Vitamin C are free of: gluten, wheat, dairy, soy, yeast, sugar, sodium, artificial flavor, sweetener, and color

The Gold Standard: For over 70 years Solgar has been committed to quality, health, and well-being. Our mission is to create the finest nutritional supplements in small batches, through tireless research, using only the finest raw materials

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

Biotics Research Bio C Plus Provides Vit C As Mixed Mineral Ascorbates With Citrus Bioflavonoids, Sod And Catalase. Vit C Plus Bioflavonoids, Potent Antioxidant, Immune System 100Tabs

BIOTICS
1151
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Biotics 9.93

Features

PROMOTES IMMUNE FUNCTION: A strong antioxidant used to boost blood antioxidant levels, vitamin C helps support the body’s natural defense mechanisms and a healthy inflammation response.

SUPPORTS CARDIOVASCULAR HEALTH: Vitamin C helps support the maintenance of healthy blood pressure levels by promoting the relaxation response in the blood vessels.

NATURAL EYE SUPPORT: As we age, we become susceptible to vision irregularities due to environmental exposure such as Ultra Violet (UV) light, poor lifestyle habits and dietary shortcomings. Bio C Plus contains Vitamin C as mixed mineral ascorbates, combined with citrus bioflavonoids, key ingredients for optimal eye support.

WHO WE ARE: Biotics Research was the first company to introduce a natural form of CoQ10 as a dietary supplement into the US market in 1979. We have revolutionized the nutritional supplement industry by utilizing “The Best of Science and Nature”. We drive advancement by focusing our initiatives on research, natural effectiveness, product safety, efficacy, unparalleled quality control and continuing innovation.

QUALITY MADE IN THE USA: We produce tablets, capsules, powders and liquids in our Rosenberg, Texas, Texas Department of Health licensed, GMP-certified production and laboratory facility. Our products are tested in our state-of-the-art laboratory to ensure their safety, efficacy, and purity, and Bio C Plus, like all Biotics Research products, is Gluten Free!

Sodium Ascorbate Non Acidic Vitamin C 1000 Mg Tablets - Gentle On The Stomach - Immune System Booster - Powerful Antioxidant - Non Gmo Vitamin C Supplement, 250 Count

BRONSON
48B
4.50 X 6.50 X 5.00 Inches
0.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Bronson Laboratories 9.99

Features

Gentle on the Stomach: A non-acidic form of Vitamin C, as Sodium Ascorbate.

Laboratory: This product has been tested for GMO and it is GMO-FREE.

Superior Quality: All Bronson products are tested in our state-of-the-art cGMP registered facility in New York.

Trusted Since 1960: The pioneers of Bronson Vitamins were a group of pharmacists who witnessed the benefits of vitamins and mineral supplementation firsthand with their patients. Bronson Vitamins have been consistently mentioned by top medical professionals since our inception in 1960.

Ez Melts 3 In 1 Calcium And Magnesium Supplement With Vitamin D3 - Dissolvable Calcium Magnesium Tablets - Zero Sugar Magnesium Calcium Supplement - Vegan Magnesium And Calcium Supplement With D3

EZ MELTS
EZMELTS003
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
EZ Melts 9.80

Features

Balanced Nutritional Support –– Don't rely on your diet alone. Add a calcium magnesium supplement to support your overall well-being. These magnesium calcium supplements offer a wealth of benefits, supporting bone, muscle, cardiovascular, immune, and brain health*

No Need to Swallow –– Leave large chalky supplements in your past. This calcium and magnesium vitamin comes in a dissolvable tablet form. Simply place it on the tip of your tongue, and the calcium magnesium with D3 will be made readily available for absorption after ingesting

Ingredients You Can Pronounce –– Tired of squinting at overcrowded nutritional labels? Opt for a calcium with magnesium supplement that uses no artificial colors, flavors or sweeteners. This cal mag supplement even offers a great strawberry taste without the use of sugar

A Cruelty-Free Choice –– Keep your conscience clear with vegan calcium supplements that include magnesium and Vitamin D3. These non-GMO tablets are free from common allergens: gluten, dairy, lactose, eggs, nuts, fish, shellfish, and soy. Making them a sensible addition to any diet

Manufactured in the USA –– Trust in a product that comes directly from our sunny Florida facilities. Every calcium magnesium vitamin tablet is crafted with global ingredients from our US-based suppliers. So you can support your health without worrying about supplement sources

Buffered Vitamin C 1000Mg Tablets (Non-Gmo) Immune Support Supplement With Vit C, Citrus Bioflavonoids, Calcium Ascorbate And Rose Hips - Immune System Booster - 100 Tablets (No Pills Or Gummies)

HEALTHS HARMONY
0850006500215
2.20 X 2.20 X 4.00 Inches
0.25 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
USA Supplements Co 9.95

Features

Gentle vitamin C: If you’ve been hesitant to take a vitamin c supplement because it could occasionally upset your stomach, these one-a-day, easy-to-swallow 1000mg tablets with calcium ascorbate, citrus flavonoids and rosehips are the alternative you’ve been seeking.

Increased absorption: Taking ordinary vitamin C in sufficient quantities to be effective can sometimes be harsh on the stomach. By combining calcium ascorbate (a gentler, buffered vitamin C), with absorption boosting citrus bioflavonoids, you’re able to get maximum vitamin C with minimum stomach upset.

Pump up the benefits: With rose hips providing additional immune support added to the power of citrus bioflavanoids, buffered vitamin C from Healths Harmony brings together a bevy of immune properties which can benefit your body over the short and long term.

Manufactured to rigorous standards: We manufacture each bottle right here in the USA in a facility that meets or exceeds cGMP, current good manufacturing practices, standards. Rather than vitamin c chewables, immune support gummies or liquid vitamin c, we use vitamin c powder from calcium ascorbate in tablet form to ensure maximum effectiveness.

C your way: With calcium providing a buffer against the typically acidic form of vitamin c, this is an immune supplement everyone should be able to tolerate. Rose hips and citrus bioflavnoids go beyond typical vitamin c to ensure absorption and provide greater immune support benefits as well as helping keep your skin healthy. Ensure your body is receiving all the c it needs to thrive; click add to cart and try a bottle today.

Freeda Vitamin C - Buffered Vitamin C 500Mg - Kosher - Powerful Antioxidant Immune Support - Sensitive Stomach Vitamins C Capsules Calcium Ascorbate - Vitamin C 500 Mg - Vit C Supplement (100 Count)

FREEDA
0100-1
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Freeda Health 9.93

Features

BUFFERED VITAMIN C 500MG - Vitamin C 500 mg dosage from calcium ascorbate. Freeda buffered Vitamin C capsules contain a small amount of calcium. Advisable for sensitive stomachs as an alternative to pure Vitamin C tablets, Vitamin C pills, or Vitamin C softgels.

IMMUNE SUPPORT - Our daily Vitamin C supplement helps strengthen and maintain a healthy immune system throughout the year. Vitamin C is necessary for tissue growth & repair, collagen formation, wound healing, and may also protect blood vessels*.

POWERFUL ANTIOXIDANT - Choose from our potent lineup of trusted vit C Vitamin C supplements, each packed full of antioxidants that fight free radical damage and help to counter the oxidative stress that leads to premature cellular aging*.

KOSHER CERTIFIED - We are committed to formulating the best Vitamin C supplements. Pharmacist Recommended. Kosher certified and vegan. Free of gluten, lactose, artificial colors/flavors, sugar, starch, animal derivatives, yeast, and gelatin.

PROUDLY MADE IN USA - Getting all the Vitamin C you need is easy with Freeda*. Proudly Made in the USA in a GMP certified facility under strict quality assurance guidelines. Freeda: Trusted Since 1928.

Nature’s Bounty Advanced Vitamin D3 With Magnesium Citrate Immune Formula, Supports Immune And Bone Health, 90 Tablets

NATURE'S BOUNTY
2.39 X 2.39 X 4.76 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

A UNIQUE WAY TO SUPPORT IMMUNE HEALTH: Nature’s Bounty Advanced D3 with Magnesium provides a potent combination of Vitamin D3 and Magnesium; Magnesium assists in optimizing Vitamin D levels in the body to support immune health (1)

HIGHLY BIOAVAILABLE FORMS: Each serving contains 6300 IU of Vitamin D3 plus 100 mg of Magnesium as Magnesium Citrate—both superior forms for absorption and bioavailability (2)

CONVENIENT ONE-PER-DAY FORMULA: Just one tablet per day provides support for immune health; neuromuscular health and function; bone health; exercise recovery and cellular energy metabolism (1)

QUALITY IS OUR PRIORITY: Nature’s Bounty Advanced D3 with Magnesium Citrate Immune Formula is non-GMO; gluten-free; lactose-free; and contains no artificial colors or sweeteners

FROM THE TRUSTED WELLNESS EXPERTS: Nature’s Bounty Advanced D3 with Magnesium Citrate Immune Formula is a product of 50 years of dedication to quality; consistency; and scientific research to make excellent vitamins and nutritional supplements

Top 10 calcium ascorbate dietary supplements Brands on Amazon

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

Brand Count
Nature's Bounty 2
Biotics 1
Bronson 1
Ester-C 1
Ez Melts 1
Freeda 1
Garden Of Life 1
Healths Harmony 1
Solgar 1
Wholesome Wellness 1

Top 10 calcium ascorbate dietary supplements Brands Pie Chart


We've carried out a comprehensive analysis of 112,723 reviews on calcium ascorbate dietary supplements, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select calcium ascorbate dietary supplements priced around $19.50, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 11 calcium ascorbate dietary supplements for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

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 ascorbate dietary supplements to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.