High Potency 5000 IU vitamin d3 capsules | OEM Manufacturer
Product Overview:
Often called the "sunshine vitamin," Vitamin D is unique—it functions more like a hormone in your body, regulating countless processes. Yet, in our modern, indoor-centric lifestyles across the United States, United Kingdom, and Europe, deficiency is startlingly common. This is where a simple, potent, and reliable solution comes in: Vitamin D3 Capsules.
For health-conscious individuals seeking to proactively support their foundational health, understanding and supplementing with Vitamin D3 is not just an option; for many, it's a necessity for year-round wellness.
Efficacy: Sports Nutrition Supplement
High Potency 5000 IU vitamin d3 capsules | OEM Manufacturer Details
Last updated: May 2026
| Product Name | Vitamin D3 (Cholecalciferol) Softgels |
| Active Ingredients | Vitamin D3, Vitamin K2 (as MK-7) |
| Vitamin D3 Potency | 5000 IU (125 mcg) per softgel (or “60,000 IU per bottle” if 12 x 5000 IU) |
| Vitamin K2 Potency | 100 mcg (as MK-7) per softgel |
| Source of D3 | Lanolin (or “Vegan lichen-based” upon request) |
| Carrier Oil | Extra Virgin Olive Oil (or MCT Oil) |
| Capsule Shell | Gelatin (or HPMC – Vegan option) |
| Certifications | GMP, ISO, Halal, Kosher, Organic (as applicable) |
| Bottle Size | 60, 120, 240 softgels per bottle |
Do not exceed the recommended daily dose without consulting a healthcare professional. Vitamin D toxicity is rare but possible with sustained overdosing.
Why Vitamin D3?
Vitamin D exists in two main forms: D2 (ergocalciferol, from plants) and D3 (cholecalciferol). Vitamin D3 is the form naturally produced by your skin in response to sunlight and is considered more effective at raising and maintaining overall Vitamin D levels in the bloodstream.
Its roles are vast and critical:
- Bone Health Guardian: It enables calcium absorption in the gut, which is essential for building and maintaining strong, dense bones.
- Immune System Modulator: It plays a key role in activating your immune defenses. Optimal levels are linked to robust immune function.
- Mood & Cognitive Support: Receptors for Vitamin D are found throughout the brain, and adequate levels are associated with positive mood regulation and cognitive health.
- Cellular Function Regulator: It influences the expression of genes involved in cell growth, neuromuscular function, and inflammation reduction.
The Capsule Advantage
- Optimal for High-Dose Supplementation: Capsules can easily contain higher, therapeutic doses (such as 2000 IU, 5000 IU, or even 10,000 IU) in a single, small unit, making them ideal for correcting a diagnosed deficiency or for robust maintenance.
- Precise, No-Mess Dosing: Each capsule delivers an exact, pre-measured dose. There's no dropper to calibrate, no risk of spillage, and no taste—just pure, consistent supplementation.
- Enhanced Absorption with Healthy Fats: High-quality Vitamin D3 Capsules are almost always formulated with a lipid (like olive oil, MCT oil, or flaxseed oil) inside the capsule. Since Vitamin D is fat-soluble, taking it in this oil-based form significantly enhances its absorption and bioavailability.
- Long-Term Stability & Convenience: Capsules protect the sensitive vitamin from light and air degradation. A bottle is easily portable and fits seamlessly into any daily pill organizer or travel kit.
Key Benefits
- Individuals with Limited Sun Exposure: Office workers, night-shift employees, those living in Northern latitudes (like Scandinavia or the UK), or anyone who consistently wears sunscreen.
- Supporting Bone Density & Musculoskeletal Health: Crucial for older adults, post-menopausal women, and anyone looking to proactively support bone strength and reduce fracture risk.
- Boosting Immune Resilience: Especially valuable during winter months or periods of high stress to help fortify the body's natural defenses.
- Promoting Emotional Well-being: May help support a balanced mood, particularly during darker seasons when sunlight is scarce.
- General Wellness for All Ages: Given its systemic role, maintaining optimal levels is considered a cornerstone of preventative health for most adults.
| 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 | |||
| OEM service | Support OEM&ODM Custom service,Different Formula，Flavors, Shapes，Bottle ，Color | |||
How to Choose a Superior Vitamin D3 Capsule
- Form of Vitamin D: Always choose Vitamin D3 (cholecalciferol) over D2 for human supplementation.
- Appropriate Potency: Common maintenance doses range from 1000 IU to 5000 IU daily. For specific needs, a blood test and consultation with a healthcare provider can determine your ideal dose.
- Combined with Vitamin K2 (MK-7): This is the gold-standard combination. Vitamin K2 acts as a director, ensuring the calcium absorbed by Vitamin D is deposited into bones and teeth, not soft tissues like arteries. Look for "D3 + K2" complex capsules.
- Third-Party Tested for Purity: Reputable brands will have their products independently verified for accurate potency and screened for contaminants—a key trust signal for discerning consumers in the EU and North America.
Frequently Asked Questions.
Q1: What's the difference between Vitamin D and Vitamin D3?
- A: "Vitamin D" is the general term for this nutrient family. Vitamin D3 (cholecalciferol) is the specific, natural form produced by your skin and found in animal sources (like fatty fish). It is more potent and effective at raising blood levels than the plant-derived Vitamin D2 (ergocalciferol). Always opt for D3 in supplements.
Q2: Can I get enough Vitamin D from diet alone?
- A: It's very difficult. Very few foods (e.g., fatty fish, cod liver oil, egg yolks) contain significant amounts. Fortified foods (milk, cereal) provide some, but rarely enough to reach optimal levels, especially for those living in less sunny climates. Supplementation is often necessary.
Q3: What is the ideal dosage? Can you take too much?
- A: General maintenance doses for adults typically range from 1000 IU to 4000 IU daily. However, individual needs vary widely based on baseline blood levels, location, and skin tone. Vitamin D toxicity from supplements is rare but possible with extremely high, long-term overdosing. It's always wise to have your levels checked via a simple blood test (25-hydroxyvitamin D test) to guide personalized dosing.
Q4: Why is Vitamin K2 included in many D3 capsules?
- A: They are a powerful synergy. While D3 enhances calcium absorption, K2 (specifically as MK-7) activates proteins that guide that calcium into bones and teeth and away from arteries and soft tissues. Taking them together supports both bone and cardiovascular health more effectively.
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.
