Calcium ascorbate offers a gentler, buffered form of vitamin C, making it a preferred choice for individuals sensitive to acidic supplements. Choosing the right calcium ascorbate supplement ensures you receive effective vitamin C benefits without digestive discomfort. Researching key product features will help you find a high-quality option that meets your wellness goals.
Looking for the best Calcium Ascorbate Mineral Supplements?
Discover now our comparison of the best Calcium Ascorbate Mineral Supplements. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Calcium Ascorbate Mineral Supplements are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Calcium Ascorbate Mineral Supplements in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.
- PURE, BUFFERED VITAMIN C POWDER: Supplies calcium ascorbate C, a buffered form of vitamin C that is bioavailable and non-acidic
- ANTIOXIDANT PROTECTION*: A highly effective antioxidant that can help maintain healthy tissues by neutralizing free radicals generated during normal metabolism and exposure to environmental stressors*
- CERTIFICATIONS/CLASSIFICATIONS: Soy Free, Non-GMO, Vegan/Vegetarian, Nut Free, Made without Gluten, Dairy Free, Egg Free, Kosher
- GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product...
- Packaged in the USA by a family owned and operated company since 1968
- Foundation for Wellness: Incorporate balance into your daily routine with our Calcium Ascorbate powder, a valuable source of calcium designed to complement wellness-focused lifestyles. This essential mineral supports your commitment to maintaining...
- Daily Wellness Support: Elevate your routine with our Calcium Ascorbate powder, a balanced blend of calcium and Vitamin C that offers everyday nutritional support. This buffered form of Vitamin C is formulated to fit seamlessly into your wellness plan...
- Easy-to-Use Convenient Form: Simplify your daily routine with our Calcium Ascorbate powder. No capsules required—just mix it into water, juice, or your favorite smoothie for quick, easy nutrition. Its versatile form fits effortlessly into any lifestyle...
- Produced in a cGMP-Compliant Facility: Manufactured in a facility that follows current Good Manufacturing Practices (cGMP), ensuring a consistent and reliable product. This reflects our commitment to quality and care in every step of the process.
- Made with Quality and Integrity: All our supplements are produced with a focus on clarity, consistency, and high standards. Every batch is tested to help ensure quality and peace of mind for wellness-focused consumers.
- Foundation for Wellness: Incorporate balance into your daily routine with our Calcium Ascorbate powder, a valuable source of calcium designed to complement wellness-focused lifestyles. This essential mineral supports your commitment to maintaining...
- Daily Wellness Support: Elevate your routine with our Calcium Ascorbate powder, a balanced blend of calcium and Vitamin C that offers everyday nutritional support. This buffered form of Vitamin C is formulated to fit seamlessly into your wellness plan...
- Easy-to-Use Convenient Form: Simplify your daily routine with our Calcium Ascorbate powder. No capsules required—just mix it into water, juice, or your favorite smoothie for quick, easy nutrition. Its versatile form fits effortlessly into any lifestyle...
- Produced in a cGMP-Compliant Facility: Manufactured in a facility that follows current Good Manufacturing Practices (cGMP), ensuring a consistent and reliable product. This reflects our commitment to quality and care in every step of the process.
- Made with Quality and Integrity: All our supplements are produced with a focus on clarity, consistency, and high standards. Every batch is tested to help ensure quality and peace of mind for wellness-focused consumers.
- POWERFUL IMMUNITY BOOSTER: our Calcium Ascorbate powder is an easily absorbable form of essential nutrients: vitamin C, buffered with calcium (mined from the earth) that serves to fortify your body’s immune system, helping you and your family stay...
- BE ACTIVE, STAY ACTIVE: highly soluble antioxidants support the production of carnitine, collagen, and certain neurotransmitters, vital to supporting optimal energy production, healthy looking skin, tissue repair, and brain health—PLUS calcium to...
- ESSENTIAL NUTRIENTS IN OUR MOST BUFFERED FORM: pH 7.3. Each ½ tsp serving supplies 1760 Mg of pharmaceutical-grade vitamin c and 180 Mg of calcium
- YOU’LL BE HAPPY IT’S MISSING: vegan, gluten-free and made without GMOs, milk, soy, eggs, yeast, wheat, rose hips, peanuts, tree nuts, fish, crustacean shellfish, animal products, fillers, binders, excipients, lubricants, starch, sweeteners, colorings...
- A TRUSTED SOURCE FOR OVER 43 YEARS: we were founded with the guiding principle that everyone deserves good health, and inspired by the research and recommendations of Linus Pauling, PhD, the world’s first two-time Nobel Laureate and pioneer of Vitamin C...
- OUR PROMISE & GUARANTEE: we use only 100% pure pharmaceutical grade calcium ascorbate USP-FCC* (CaC12H14012), which contains no corn residue, plant antigens, or protein impurities
- ANTIOXIDANT PROTECTION: NOW C-500 Calcium capsules provide a daily dose of vitamin C, which is necessary for the production of collagen and is therefore also important for skin, bone, and joint health.
- CALCIUM ASCORBATE-C WITH BIOFLAVONOIDS: This product supplies calcium ascorbate, a buffered form of vitamin C that is bioavailable and non-acidic; it is enhanced with bioflavonoids, which work synergistically with vitamin C.
- CERTIFICATIONS/CLASSIFICATIONS: Quality GMP Assured, Non-GMO, Soy Free
- GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
- Packaged in the USA by a family owned and operated company since 1968
- Dual Nutrient Support: Nutricost's Calcium Ascorbate Powder combines the benefits of vitamin C and calcium to support your immune system, bone health, and overall wellness.
- Convenient Powder Form: With 250 servings per bottle, this powder offers a convenient way to customize your dosage according to your individual needs.
- Versatile Usage: Mix this powder into your favorite beverages or recipes for an easy way to incorporate essential nutrients into your diet.
- Quality Assurance: Manufactured in an NSF Certified GMP Compliant facility, Nutricost ensures strict adherence to quality standards throughout the production process.
- Third-Party Testing: Each batch of Calcium Ascorbate Powder undergoes rigorous third-party testing by independent ISO-accredited laboratories to verify purity, potency, and safety.
- The information below is per-pack only
- Now Foods
- Foundation for Wellness: Incorporate balance into your daily routine with our Calcium Ascorbate powder, a valuable source of calcium designed to complement wellness-focused lifestyles. This essential mineral supports your commitment to maintaining...
- Daily Wellness Support: Elevate your routine with our Calcium Ascorbate powder, a balanced blend of calcium and Vitamin C that offers everyday nutritional support. This buffered form of Vitamin C is formulated to fit seamlessly into your wellness plan...
- Easy-to-Use Convenient Form: Simplify your daily routine with our Calcium Ascorbate powder. No capsules required—just mix it into water, juice, or your favorite smoothie for quick, easy nutrition. Its versatile form fits effortlessly into any lifestyle...
- Produced in a cGMP-Compliant Facility: Manufactured in a facility that follows current Good Manufacturing Practices (cGMP), ensuring a consistent and reliable product. This reflects our commitment to quality and care in every step of the process.
- Made with Quality and Integrity: All our supplements are produced with a focus on clarity, consistency, and high standards. Every batch is tested to help ensure quality and peace of mind for wellness-focused consumers.
- POWERFUL IMMUNITY BOOSTER: our Calcium Ascorbate powder is an easily absorbable form of essential nutrients: vitamin C, buffered with calcium (mined from the earth) that serves to fortify your body’s immune system, helping you and your family stay...
- BE ACTIVE, STAY ACTIVE: highly soluble antioxidants support the production of carnitine, collagen, and certain neurotransmitters, vital to supporting optimal energy production, healthy looking skin, tissue repair, and brain health—PLUS calcium to...
- ESSENTIAL NUTRIENTS IN OUR MOST BUFFERED FORM: pH 7.3. Each ½ tsp serving supplies 1760 Mg of pharmaceutical-grade vitamin c and 180 Mg of calcium
- YOU’LL BE HAPPY IT’S MISSING: vegan, gluten-free and made without GMOs, milk, soy, eggs, yeast, wheat, rose hips, peanuts, tree nuts, fish, crustacean shellfish, animal products, fillers, binders, excipients, lubricants, starch, sweeteners, colorings...
- A TRUSTED SOURCE FOR OVER 40 YEARS: we were founded with the guiding principle that everyone deserves good health, and inspired by the research and recommendations of Linus Pauling, PhD, the world’s first two-time Nobel Laureate and pioneer of Vitamin C...
- Buffered Form of Vitamin C – Combines ascorbic acid with calcium for a less acidic profile.
- Highly Soluble Powder – Dissolves easily in water and other liquids for convenient use.
- Flexible Use – Suitable for custom formulations, DIY blends, and bulk preparation.
- Resealable Packaging – Available in 0.5lb and 1lb sizes for ease of storage and use.
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Last update on 2026-03-16 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Calcium Ascorbate Mineral Supplements
Form and Purity
Look for supplements that clearly state the form of vitamin C used, ideally ascorbic acid bound with calcium. Purity is paramount; check for products free from artificial fillers, colors, or preservatives. Third-party testing certifications (like USP, NSF, or GMP) can provide added assurance of quality and potency.
Dosage and Absorption
Consider the dosage per serving, ensuring it aligns with your dietary needs or recommendations from a healthcare professional. While calcium ascorbate is generally well-absorbed, some formulations may include bioflavonoids, which can potentially enhance vitamin C absorption. Always check the ingredient list for any added components.
Formulation and Allergens
Many calcium ascorbate supplements are naturally gluten-free and dairy-free, but it's crucial to verify this on the label if you have specific dietary restrictions or allergies. Some products may be formulated as capsules, tablets, or powders, so choose the delivery method that best suits your preference.