Your One-Stop Bulk Powder Supplier

Nutri Avenue Inc

Vitamin C Calcium Ascorbate

Product Name Vitamin C Calcium Ascorbate
Other Names Calcium diascorbate, Calcium ascorbate dehydrate, E302 (E number when used as a food additive), Calcium L-ascorbate, Neutral calcium ascorbate
CAS Number 5743-27-1
Molecular Formula C12H14CaO12
Molecular Weight 426.33 g/mol
Applications Personal Care, Dietary Supplements, Functional Foods, Animal Nutrition, etc.
Package 1kg,5kg/bag, 25kg/drum


Get a Free Quote

What Is Vitamin C Calcium Ascorbate?

Calcium ascorbate is a mineral salt form of ascorbic acid commonly known as vitamin C. It combines calcium and ascorbic acid, creating a more soft compound in the stomach than pure ascorbic acid. Calcium ascorbate is often used as a dietary supplement to provide both calcium and vitamin C to the body.

Vitamin C is a vital dietary component in numerous physiological processes within the human body. As mentioned above, the substance demonstrates significant antioxidant characteristics, effectively protecting cells against the harmful impacts of free radicals. Additionally, it plays a crucial role in bolstering the immune system, facilitating collagen synthesis, and aiding in iron absorption. Calcium is another essential mineral for healthy bones, teeth, muscle function, and nerve transmission.

By combining calcium with ascorbic acid, calcium ascorbate offers calcium and vitamin C benefits. It is often used as an alternative to ascorbic acid for individuals who have sensitive stomachs or experience digestive issues with regular vitamin C supplements. The calcium component in calcium ascorbate can help buffer the acidity of ascorbic acid, making it easier to tolerate for those with sensitive digestive systems.

Calcium ascorbate is available in various forms, including powder, capsules, and tablets, and it is commonly found in multivitamin supplements, immune support formulas, and vitamin C supplements.

Common Bulk Pure Powdered VC Calcium Ascorbate Specifications

Bulk pure powdered VC Calcium Ascorbate is commonly available in various purities. The common specification in the market is Vitamin C Calcium Ascorbate powder ≥97% pure.

TypeVitamin C
AppearanceFine white powder
Content≥ 99%
Purity≥ 99%
Particle Size100% through 80 mesh sieve
CertificationsGMP, ISO 9001
Other IngredientNone
Water Content≤ 1.0%
Test MethodHPLC, FTIR
MOQ (minimum order quantity)1kg
SampleAvailable (10-20g/bag)
OEM ServiceAvailable, such as capsules, tablets, pills, etc.
ODM ServiceAvailable
Private LabelAvailable
Contract ManufacturingAvailable

What Is The Best Source Of Calcium Ascorbate Powder?

The most commonly used calcium ascorbate powder source is non-GMO corn. Corn is a widely available and cost-effective ascorbic acid source, combined with calcium to create calcium ascorbate. This form of calcium ascorbate is commonly used in dietary supplements and is widely available in the market.

It’s important to note that while non-GMO corn is the most commonly used source, other sources may also be available. Some manufacturers may use other plant-based or synthetic methods to produce calcium ascorbate. The specific source of the calcium ascorbate powder should be indicated on the product label or provided by the manufacturer.

What Ingredients Can Use With Calcium Ascorbate? (Calcium Ascorbate Formula)

Calcium ascorbate is commonly used in various dietary supplements and products. While the specific formulation can vary depending on the intended use and the manufacturer, here are some common ingredients that can be found in combination with calcium ascorbate:

  1. Fillers: To ensure proper dosage and consistency, microcrystalline cellulose, maltodextrin, or rice flour may be added to the calcium ascorbate powder.
  2. Binders: Binders like vegetable stearates, magnesium stearate, or silica may help the ingredients stick together and form tablets or capsules.
  3. Anticaking Agents: These agents, such as silicon dioxide or magnesium stearate, are added to prevent powder clumping or sticking and improve flowability.
  4. Flavorings: Calcium ascorbate powder may be flavored to enhance the taste. Natural or artificial flavorings, such as citrus flavors, can be used.
  5. Sweeteners: To improve the palatability of the powder, sweeteners like sucrose, fructose, or stevia may be added. It’s important to note that some calcium ascorbate products may be unsweetened.
  6. Other Nutrients: Calcium ascorbate may be combined with other vitamins, minerals, or herbal extracts to create multivitamins or immune support formulations. Typical additional ingredients include vitamin D, zinc, Echinacea, or bioflavonoids.

What Is the Calcium Ascorbate Powder Manufacturing Process?

The manufacturing process of calcium ascorbate powder involves several steps. Here is a general overview of the process:

  1. Sourcing and Preparation of Ingredients: The first step involves sourcing the raw materials, such as ascorbic acid (vitamin C) and a calcium source. Ascorbic acid can be derived from various sources, including corn, and the calcium source is often calcium carbonate or calcium hydroxide. The ingredients have been meticulously chosen based on their exceptional quality and purity.
  2. Mixing and Blending: The ascorbic acid and calcium source are weighed and measured according to the desired formula. They are then mixed and blended in precise ratios to create the calcium ascorbate powder.
  3. Granulation (Optional): In some cases, the powder may undergo a granulation process to improve its flowability and compressibility. Granulation involves adding a small amount of liquid binder to the powder mixture, which is then agitated or sprayed to create small granules. The granules are then dried to remove any moisture.
  4. Milling and Grinding: The blended powder or granules may undergo a milling or grinding process to achieve the desired particle size. This step helps ensure the uniformity and consistency of the final product.
  5. Quality Control and Testing: Throughout the manufacturing process, quality control measures are implemented to ensure the purity, potency, and safety of the calcium ascorbate powder. Samples are taken at various stages and tested for multiple parameters, including purity, potency, microbial contamination, and heavy metals.
  6. Packaging: Once the calcium ascorbate powder has undergone quality control checks and meets the required specifications, it is packaged in suitable containers. These containers are often sealed to protect the powder from moisture, air, and light, which can degrade its quality over time.
Vitamin C Calcium Ascorbate powder manufacturing process

More Information

What is Calcium Ascorbate Vitamin C used for?

Calcium ascorbate, a form of vitamin C, is used for various purposes due to its potential health benefits. Here are some common uses of calcium ascorbate.

  1. Immune Support: Vitamin C is well-known for its immune-boosting properties. It facilitates the operation of diverse immune cells, augments the generation of antibodies, and aids in safeguarding against oxidative stress. Calcium ascorbate is often used as a supplement to support immune system health and promote overall wellness.
  2. Antioxidant Activity: Vitamin C is a highly effective antioxidant crucial in safeguarding cells against oxidative stress induced by free radicals. It neutralizes harmful compounds and helps regenerate other antioxidants in the body. Calcium ascorbate is used to provide antioxidant support and promote cellular health.
  3. Collagen Production: Vitamin C is crucial in synthesizing collagen, a protein essential for the health and maintenance of connective tissues, including skin, bones, tendons, and blood vessels. Calcium ascorbate is often utilized to support collagen formation and promote skin health.
  4. Iron Absorption: Vitamin C enhances the absorption of non-heme iron, the form of iron found in plant-based foods. Pairing calcium ascorbate with iron-rich foods or supplements can help improve iron absorption, particularly for individuals at risk of iron deficiency or anemia.
  5. Allergy Relief: Several research studies have indicated that vitamin C might possess antihistamine properties, possibly providing comfort from allergy-related symptoms, including itching, sneezing, and congestion. Calcium ascorbate is a natural approach to support allergy relief and manage symptoms.

Who is the best pure Vitamin C Calcium Ascorbate Supplier?

Nutri Avenue is an unparalleled provider of pure powdered VC Calcium Ascorbate! With its commitment to quality, Nutri Avenue stands head and shoulders above the rest. Our meticulously sourced ingredients, rigorous testing, and impeccable reputation make raw ingredients the undeniable choice for those seeking the best. Trust Nutri Avenue for superior calcium ascorbate that exceeds expectations.


Yes, Calcium Ascorbate is a vitamin C derived from natural sources.

Vitamin C can be beneficial with or without bioflavonoids. Bioflavonoids are naturally occurring compounds found in fruits and vegetables that are often present alongside vitamin C. It is widely believed that these substances can augment the assimilation and utilization of vitamin C within the human body, thereby bestowing additional antioxidant advantages. However, the effectiveness of vitamin C is not dependent on bioflavonoids, and vitamin C supplements without bioflavonoids are still effective.

Calcium ascorbate is a variant of vitamin C formulated with the addition of calcium, resulting in a buffered composition. It is generally more gentle on the stomach and may be better tolerated by individuals with sensitive digestive systems.

On the other hand, ascorbic acid is the pure form of vitamin C and can be more acidic, which may cause stomach discomfort in some individuals.

Calcium ascorbate is a compound that combines calcium and ascorbic acid (vitamin C). It provides both calcium and vitamin C benefits. On the other hand, calcium citrate is a calcium salt derived from citric acid. It primarily includes calcium and does not contain vitamin C. The choice between the two depends on the desired benefits and the specific needs of the individual.

Bulk raw Ingredients Supplier

Nutri Avenue

Leave your details below, and let us help you get fresh, high-quality ingredients ASAP.

Nutri Avenue

how can we help ?