Vitamin C zinc effervescent tablets OEM manufacturers | Reson
Product Overview:
Maintaining a strong immune system is more important than ever. The combination of vitamin C and zinc has become a star product in the health market in Europe and America, while effervescent tablets are favored for their convenience and efficient absorption.
Efficacy: Immune Support Supplement, Skin Supplement
Vitamin C zinc effervescent tablets OEM manufacturers | Reson Details
Last updated June 2026
| Product Name | Vitamin C zinc effervescent tablets supplier |
| Certificates | Organic/HALAL/CE-ROHS/KOSHER/GMP/HACCP/ISO 22000/ISO 9001 |
| Services | OEM / ODM |
| GMP certified factory | Xi'an ECO Biotech Factory Co., Ltd Xi'an Henrikang Biotech Co., Ltd. |
| Brand | Reson and Ausreson Support OEM customer brands |
| Keywords | vitamin c multivitamin Zinc Effervescent Tablets; bulk Vitamin C Tablet; Vitamin C Tablet |
| 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 Synergistic Effect of Vitamin C and Zinc:
Vitamin C: More Than Just an Antioxidant
- Vitamin C (ascorbic acid) is a water-soluble vitamin that plays a crucial role in collagen synthesis, wound healing, and iron absorption. More importantly, it enhances white blood cell function, helping the body fight off infections. The human body cannot synthesize vitamin C on its own and must obtain it through diet or supplements.
Zinc: A Regulator of the Immune System
- Zinc is an essential mineral for more than 200 enzyme reactions, directly involved in immune function, DNA synthesis, and cell division. Zinc deficiency significantly weakens the immune response and increases the risk of infection.
A Synergistic Effect of 1+1>2
- Studies show that when vitamin C and zinc work together, they can more effectively shorten the duration of a cold and reduce the severity of symptoms. This combination supports the immune system through different but complementary mechanisms, providing comprehensive protection.
How to Choose High-Quality Vitamin C and Zinc Effervescent Tablets?
Key Selection Criteria:
- Ingredient Purity: Look for products free of artificial sweeteners, colors, and preservatives.
- Dosage Balance: High-quality products typically contain 1000mg of Vitamin C and 10-15mg of zinc.
- Third-Party Certification: Choose products with certifications such as USP, NSF, or ConsumerLab.
- Packaging Integrity: Ensure moisture-proof packaging to maintain the efficacy and freshness of the effervescent tablets.
- Brand Reputation: Choose brands with a good reputation and transparency in the European and American markets.
| 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 | |||
How Vitamin C & Zinc Support Your Health
1. Supports Immune Function- Vitamin C and zinc contribute to the normal function of the immune system.
- Both nutrients help protect cells from oxidative stress caused by free radicals.
- Vitamin C is essential for collagen production, which supports healthy skin structure.
- Vitamin C contributes to the reduction of tiredness and fatigue.
Frequently Asked Questions
Q: What is the difference between the types of zinc (zinc gluconate vs. zinc oxide)?
- A: Zinc gluconate and zinc citrate generally have higher bioavailability but are more expensive. Zinc oxide is less expensive but has a relatively lower absorption rate. We can offer customized options for different zinc types based on the customer's target cost and positioning.
Q: What is the minimum order quantity (MOQ)?
- A: For the standard formulation (Vitamin C 1000mg + Zinc 10mg, lemon flavor), the MOQ is 5,000 tubes (20 tablets/tube). For customized formulations (specific zinc type, sugar-free, customized packaging), the MOQ is 20,000 tubes.
Q: Will effervescent tablets become damp and lose their effectiveness during transportation?
- A: We use PP tubes with desiccant caps for packaging and have passed accelerated stability testing (40°C/75% RH, 3 months). Under normal storage conditions (cool, dry place, <25°C, sealed cap), the product remains stable over a 24-month shelf life.
Q: Do vitamin C and zinc interact in effervescent tablets?
- A: Both are stable in a dry state. We recommend using a sugar-free formula (to avoid potential interactions between sugar and zinc) and controlling the water activity (Aw < 0.2) of the effervescent tablets to ensure long-term stability.
Content Uniformity and Stability Control of Vitamin C + Zinc Effervescent Tablets
The added amounts of Vitamin C and zinc (especially zinc) are relatively low. The challenge lies in ensuring the uniformity of the two components in each tablet and the rapid disintegration of the effervescent tablet upon contact with water.
- Raw Material Selection: Vitamin C (ascorbic acid) and zinc (zinc gluconate, zinc citrate, or zinc oxide can be customized) are used. The purity and heavy metal content of raw materials are tested in each batch. The image below shows our quality inspectors conducting raw material testing (we recommend inserting a photo of laboratory testing).
- Mixing Uniformity: The dosage of zinc is much lower than that of Vitamin C, making mixing a challenge. We use a step-by-step premixing process: zinc is premixed with some excipients first, and then gradually diluted. Content uniformity is tested in each batch (10 tablets sampled) to ensure a relative standard deviation (RSD) ≤ 5%.
- Effervescent Tablet Process: Wet granulation + tableting is used, with environmental humidity controlled below 25%. Each batch is tested for disintegration time (standard: ≤ 3 minutes, 20°C water) and hardness (30-50 N). The image below shows the humidity control panel in the effervescent tablet compression workshop (it is recommended to insert a photo of the workshop humidity display).
- Client Case: A German brand needed sugar-free, vegan, naturally flavored Vitamin C + Zinc effervescent tablets. We used steviol glycosides as a sweetener, provided a natural lemon flavor, and offered vegan certification and a non-GMO statement.
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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.
