Iron tablets with vitamin c OEM | High-Absorption Formula



Product Overview:
In the functional nutritional supplement market, consumers are highly educated. They no longer simply search for "iron supplements," but rather for formulas that address the long-standing limitations of iron supplements, such as malabsorption and digestive discomfort. For dietary supplement distributors, private label owners, and pharmacy buyers in North America and Europe, offering scientifically synergistic formulations is key to customer retention. Iron tablets with added vitamin C (ascorbic acid) represent the gold standard for stable, highly bioavailable iron supplements, providing a cost-effective, long-lasting solution for your product portfolio.
Efficacy: Health Care Supplement
Iron tablets with vitamin c OEM | High-Absorption Formula Details
| Product Name | Iron tablets with vitamin c OEM Manufacturer |
| Certificates | Organic/HALAL/CE-ROHS/KOSHER/GMP/HACCP/ISO 22000/ISO 9001 |
| GMP certified factory | Xi'an ECO Biotech Factory Co., Ltd. |
| Brand | Reson and Ausreson |
| Services | OEM / ODM |
| Keywords | Iron tablets with vitamin c High-Absorption Formula, Iron tablets with vitamin c OEM |
| Service&Advantage | 1) Short delivery 2) Cudtomzed design freely 3) 24hours stand by |
| Storage | Keep in a cool, dry, dark location in a tightly sealed container or cylinder. |
| Shelf Life | 24 Months |
The Science of Synergistic Effects: Non-Heme Iron and Vitamin C
Most plant-based, vegetarian-friendly iron supplements contain non-heme iron (such as ferrous glycinate or ferrous fumarate). While non-heme iron is generally safe, its absorption in the human gastrointestinal tract is often low due to the presence of dietary inhibitors such as phytates and polyphenols.
Vitamin C overcomes this barrier through a dual biochemical process:
- Reduction Mechanism: Vitamin C reduces ferric iron (Fe3+) to ferrous iron (Fe2+), the molecular form that is easily transported and absorbed by the small intestine.
- Chelation Compound: Vitamin C forms a soluble iron-ascorbic acid complex in the acidic environment of the stomach, preventing iron from binding to dietary inhibitors that cause precipitation.
By formulating iron and vitamin C into single, cohesive tablets, manufacturers ensure that the precise ratio of ascorbic acid is maintained upon dissolution, significantly optimizing daily iron absorption.
Why Tablet Forms Dominate
Despite the rise of gummies and liquid dosage forms, solid-dosage film-coated tablets remain the undisputed cornerstone of global health supplement logistics and retail distribution for several operational reasons:
Three-Year Shelf Life and Excellent Stability
- Iron is an active mineral that readily oxidizes and degrades other active ingredients in liquid or chewable tablet environments. Coated tablets seal in the active ingredients, protecting them from environmental humidity and oxygen. This ensures a stable shelf life of up to three years, minimizing losses for international distributors.
Maskating Taste and Odor
- Iron itself has a pungent metallic taste, which can cause consumers to immediately refuse to take it in chewable tablets. Tablets, using advanced film-coating technology, completely eliminate this metallic taste and prevent premature degradation in the mouth, significantly improving user adherence to daily use.
| OEM Service | ||||
| We offer OEM services, please contact us for more information>> | ||||
| Product Type | Capsules,Softgels,Tablets,Gummies,Liquid Drops,Gum,solid beverage and other customized products | |||
| Packaging | Bottles, Bags, Bulk, Blister packs, Custom | |||
| Formulas | Standard formulas or custom formulas | |||
| Flavor | OEM Sugar Free Natural Orange, Lemon, Apple, Grape,Strawberry,Watermelon,Fruit or any other Flavors you want | |||
| OEM service | Support OEM&ODM Custom service,Different Formula,Flavors, Shapes,Bottle ,Color | |||
Formulating for Sensitive Stomachs: Choosing the Right Iron Compound
- A primary consumer complaint with standard iron supplements is gastrointestinal distress, including constipation and nausea. To build high ratings on platforms like Amazon or European pharmacy shelves, your brand's formulation must focus on gentle delivery.
| Iron Compound Type | Bioavailability Index | Gastrointestinal Tolerance | Ideal Target Audience |
| Ferrous Bisglycinate (Chelated) | Highest | Extremely Gentle (Non-constipating) | Premium Brands, Sensitive Stomachs |
| Ferrous Fumarate | Moderate-High | Standard Tolerance | Daily High-Dose Value Lines |
| Ferrous Sulfate (Traditional) | Low-Moderate | Poor (Commonly causes nausea) | Low-Cost Commodity Lines |
Fully Compliant Labeling for US and EU Regulations
When exporting to western markets, ensuring strict adherence to European Food Safety Authority (EFSA) and US FDA regulations prevents costly customs holding or product recalls.
Approved Structure/Function Claims (FDA & EFSA Compliant):- Supports normal formation of red blood cells and hemoglobin.
- Contributes to the reduction of tiredness and fatigue.
- Supports normal energy-yielding metabolism and oxygen transport in the body.
- Vitamin C increases iron absorption and supports immune system function.
Partnering with Manufacturers
- As a well-established, GMP-certified manufacturer, we specialize in cross-border dietary supplements, providing end-to-end OEM/ODM private label solutions for iron tablets containing Vitamin C. Our modern facility is equipped with high-speed tablet presses, advanced clean label film coating equipment, and automated blister packaging, optimized for the high-end Western retail market.
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.







