Coated Vitamin C

Coated Vitamin C

Coated Vitamin C is a stabilized form of L-ascorbic acid produced using advanced coating technology. The protective coating improves resistance to moisture, oxygen, heat, and light, helping maintain vitamin activity during processing, transportation, and storage.
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Description

Product Overview & Specifications

 

Coated Vitamin C is a stabilized form of L-ascorbic acid produced using advanced coating technology. The protective coating improves resistance to moisture, oxygen, heat, and light, helping maintain vitamin activity during processing, transportation, and storage. Guangzhou ZIO Chemical Co., Ltd. supplies food-grade Coated Vitamin C with customized coating systems and particle sizes to meet the requirements of food, beverage, dietary supplement, and feed applications.

 

Parameter

Specification

Chemical Name

L-Ascorbic Acid (Coated)

Active Assay

90%, 93%, 97% (Customizable upon request)

Appearance

White to off-white free-flowing powder or granules

Coating Material

Food-grade vegetable oils, mono- and diglycerides, or ethyl cellulose

Particle Size

20 mesh – 100 mesh (Tailored for tablets, capsules, or premixes)

Loss on Drying

≤0.5%

Heavy Metals (as Pb)

≤10 ppm

Arsenic (As)

≤2 ppm

Shelf Life

24 Months

Packaging

25 kg fiber drums or multi-layer kraft paper cartons

 

Key Benefits

 

Enhanced Oxidation Resistance: The protective shell cuts off direct contact with oxygen, minimizing nutrient loss during cross-continental shipping and long-term storage.


Superior Thermal Stability: Maintains a high retention rate during rigorous operations such as commercial baking, high-shear extrusion, pelleting, and spray drying.


Zero Cross-Reactivity: Prevents premature chemical reactions with metal ions (like Iron or Copper) and proteins in complex mineral blends and premixes.


Effective Taste Masking: Drastically reduces the sharp, sour taste profile of vitamin C, making it the ideal choice for chewable tablets, gummies, and powdered drink mixes.

 

Applications

 

Food & Bakery Industry
Acts as a high-performance dough conditioner and nutritional fortifier. It survives high oven temperatures without degrading, ensuring clean label claims on baked goods, cereals, and snack bars.


Dietary Supplements & Nutraceuticals
The ultimate ingredient for multi-vitamin tablets, hard gel capsules, effervescent powders, and functional gummies. Offers excellent compressibility, zero color change, and masked acidity.


Beverage & Instant Drink Mixes
Provides superior stability in dry-blended powdered beverages, meal replacements, and instant fortified drink mixes, avoiding premature color changes in the package.


Animal Nutrition & Aquafeed
Widely implemented in vitamin premixes, high-temperature extruded pet food, and aquaculture feed where heat and moisture stability are essential for livestock health.

 

Quality Assurance & Documentation

 

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We provide a complete documentation package with every shipment to ensure seamless regulatory clearance in your country:


☆Certificate of Analysis (COA) & Technical Data Sheet (TDS)


☆Material Safety Data Sheet (MSDS / SDS)


☆Non-GMO, Allergen-Free, and BSE/TSE Statements


☆Plant-derived / Vegan Declarations


☆Global Certificates: FSSC 22000, ISO, Halal, Kosher

 

Why Choose Guangzhou ZIO Chemical

 

With over 20 years of expertise in international chemical and food ingredient sourcing, Guangzhou ZIO Chemical Co., Ltd. has established an agile, secure distribution network across more than 120 countries and regions (including North America, Europe, LATAM, Southeast Asia, and the Middle East).

 

Flexible Packaging: Standard 25 kg ocean-safe packaging with inner PE liners. Palletized and shrink-wrapped with moisture-absorbing desiccant packs.

 

Customization (OEM/ODM): Tailored active assay contents (e.g., 97% VC + 3% Coating), customized particle sizes for specific blending plants, and private label packaging.

 

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FAQ

 

Q: What coating materials do you use for your Coated Vitamin C?

A: We use food-grade coating materials such as hydrogenated vegetable oils, maltodextrin, and cellulose-based coatings. Different coating systems are available depending on the required heat resistance, moisture protection, or release performance.

Q: What active Vitamin C content do you offer?

A: Our standard grades include 93% and 97% active Vitamin C. Customized assay levels are also available to meet specific formulation requirements.

Q: Can you customize the particle size?

A: Yes. We can customize particle size and mesh range to suit different production processes, including dry blending, direct compression, and tablet manufacturing.

Q: Is your Coated Vitamin C suitable for high-temperature processing?

A: Yes. Our heat-resistant grades are designed for applications such as baking, extrusion, and feed pelleting, offering improved Vitamin C retention compared with regular ascorbic acid.

Q: What is your minimum order quantity (MOQ)?

A: Our standard MOQ is 500 kg. Smaller trial orders may be available depending on product specifications and stock availability.

Q: Can you provide samples?

A: Yes. Free samples are available for product evaluation. Customers are generally responsible only for the courier charges.

Q: What is your lead time?

A: For standard products, delivery is typically within 7–10 working days. Customized products usually require 15–20 working days after order confirmation.

Q: Does your product comply with international quality standards?

A: Yes. Our products can comply with USP, FCC, or EP standards according to customer requirements. Relevant certificates and technical documents are available upon request.

Q: Does the coating affect solubility?

A: The coating provides additional protection, so dissolution may be slightly slower than regular Vitamin C. We can recommend different coating systems based on your application requirements.

Q: How is the product packaged for international shipping?

A: The product is typically packed in 25 kg fiber drums or cartons with double PE inner bags. Export packaging is designed to protect the product from moisture during long-distance transportation.

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