Vitamin C capsules 1000mg for skin | Private Label Manufacturer

Why Choose Capsules?

While tablets and gummies hold a significant market share, high-end health supplement manufacturers and scientifically-based brands consistently favor capsules.

• Optimal Oxidative Stability: Vitamin C (especially ascorbic acid) is highly sensitive to light, heat, moisture, and oxygen. During tablet production, raw materials are subjected to friction and high temperatures, leading to premature degradation. Capsules act as a protective barrier, extending shelf life.
• Clean Label Advantage: Western consumers actively seek "clean label" products. Compared to tablets, capsules require far fewer excipients, binders, or artificial flow aids, making them ideal for non-GMO and vegan formulations.
• Rapid Dissolution: Unlike tablets, capsule shells dissolve rapidly in stomach acid, releasing the active ingredient for rapid absorption.

Comparison of Major Vitamin C Capsule Formulations

To stand out in the competitive US and European markets, you must tailor your product portfolio to specific consumer pain points, such as stomach sensitivity or absorption limitations.

A. Buffered Vitamin C Capsules (Mineral Ascorbate)

Standard ascorbic acid has a low pH, and high doses may cause gastrointestinal discomfort, reflux, or cramps.

• Solution: Combining vitamin C with essential minerals creates sodium ascorbate or calcium ascorbate.
• B2B Advantage: These are non-acidic buffered products, very gentle on the stomach. Clinical data show that calcium ascorbate is better tolerated and has a longer retention time in leukocytes (white blood cells) compared to standard ascorbic acid.

B. Extended-Release/Timed-Release Capsules

The body cannot store vitamin C; any excess after a single high dose is rapidly excreted in urine.

• Solution: Microencapsulated microparticles are used within the capsule.
• B2B Advantage: Extended-release technology extends the absorption window from the standard 4 hours to nearly 8 hours, maintaining stable plasma nutrient levels throughout the day and maximizing daily intake compliance.

C. Vitamin C and Citrus Bioflavonoids

In nature, vitamin C does not exist in isolation but rather in symbiosis with natural polyphenols.

• Solution: Blend ascorbic acid with natural citrus bioflavonoids (such as hesperidin or naringin) to create capsules.
• B2B Advantage: Bioflavonoids, as natural synergists, significantly improve vitamin bioavailability and cellular absorption, while providing additional antioxidant protection.

Veggie Caps vs. Gelatin Caps

Partner with Certified Manufacturers

• Certification: Production facilities must meet GMP (Good Manufacturing Practice) standards and be verified by a third-party organization such as NSF or SGS, and must also comply with ISO 22000 standards.
• Heavy Metal and Purity Testing: Each batch of product must be accompanied by a transparent Certificate of Analysis (COA) detailing heavy metal limits, microbial purity, and exact active ingredient content.
• Moisture-Proof Packaging: Bulk capsules should be transported in temperature-controlled, induction-sealed high-density polyethylene (HDPE) bottles or protective blister packs to prevent environmental oxidation.

Why Choose ECO (Ausreson/Reson) for Your Health Journey?

• Certified Manufacturing Excellence: Our state-of-the-art facilities are GMP certified and FDA registered. We adhere to the strictest global production standards, ensuring every capsule, gummy, or tablet is free of contaminants.
• Pure, Traceable Ingredients: We partner with sustainable farms worldwide. From raw material sourcing to final bottling, our R&D team conducts rigorous third-party laboratory testing (SGS/Eurofins) to assess potency and purity.
• Global Efficacy: Our formulas have been successfully exported to over 50 countries, including the US, EU, and Australia, optimized to meet diverse international health regulations and consumer needs.
• Own Factory, Guaranteed Strength: We have a 500㎡ modern production base equipped with German-imported production lines and an ISO 9001 certified quality management system. Annual production capacity exceeds 5 million units, supporting flexible production and rapid delivery, with a 99.6% on-time order rate.
• Real Results, Real Stories: Based on clinical case studies and validated user testimonials, our products have proven to deliver the health benefits we promise.
• Expert Formulas: Our in-house team of nutritionists and chemists stays at the forefront, creating scientifically based and truly effective formulas.

Choosing us is not just choosing a product, but partnering with a global company you can trust for the long term.

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OWN Brand

Intergroup is supplying OEM service for the Well-known brands Reson and Ausreson. Alibaba International Station No.1 supplier, Alibaba International Station Number 1, Alibaba International Station Number one Customized logo is welcome, Packing as your requirement. offering private label

Cusrom Process

01 Contact us 02 Confirm Product Formula 03 Sample Confirmation 04 Deposit Payment 05 Factory Production 06 Product Quallty Inspectlon 07 Balance Payment 08 Dispatch and Delvery

Factory & Exhibition

Private Label design, fast delivery, USA Warehouse, European Warehouse, capsules factory,Softgels factory,tablets factory, pills factory, Gummies factory, Liquid Drops factory,Gum factory,solid beverage factory, customized factory, capsules manufacturer, Softgels manufacturer, tablets manufacturer, pills manufacturer, Gummies manufacturer, Liquid Drops manufacturer,Gum manufacturer,solid beverage manufacturer.

In order to better serve our global customers, we will participate in various large-scale exhibitions.Europe, North America

Certifications

We are a nutritional supplement raw material and nutritional supplement brand OEM manufacturing factory in China with ISO 22000, ISO 9001, HACCP Management certifications, GMP certificate the factory, HALAL, CE, CE-ROHS, Organic, KOSHER, NSF Product certifications.Our product's comprehensive certification standards.

Packaging

We promise to provide high-quality products, but please raise any quality issues within 15 days of receiving the package.

From concept to finished product, we are committed to quality, efficiency, and customer satisfaction. Let us help you bring your product to life!

FAQs

Q: What kind of OEM forms can you supply ?
A: Pre mix powder, Capsules, Tablets, pills, Softgel,drops, Gummy.

Q: What's the pill size?
A: Capsule: 2#,1#,0#, 00#. Tablet: Can customize like 500mg, 1000mg, 1500mg, 2000mg

Q: What are capsule shells made of ?
A: Gelatin,HPMC (Vegan), Enteric gelatin & enteric vegan shells.

Q: Can the formula be customized by our Own Formula?
A: Yes, The formula can be exact customized.

Q: Minimum Order Quantity (MOQ) ?
A: Small quantity sample can be customized according to your requirements. Official order MOQ: 100,000 pieces

Q: Can you supply bottles with private label?
A: Yes, all can be customized.

Q: What kind of certificates can you supply for your OEM capsules / Tablets?
A: Health certificate, Original certificate.