Experience Excellence in End-to-End Contract Manufacturing

Contract OEM Services in Japan:

Iizuka Shoukai is your trusted partner for End-to-End Contract Manufacturing. We specialize in Contract OEM Services, ensuring a Streamlined Production Process. Leveraging Raw Materials from Japan's Finest Manufacturers, our services guarantee a seamless journey from ingredient sourcing to the delivery of the final product. With our commitment to Consistency in Manufacturing and Quality Assurance in Production, we stand as a beacon of reliability in the industry.

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Discover the pinnacle of Japanese Raw Material Suppliers and manufacturing.
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Elevate Your Business with End-to-End Contract Manufacturing Solutions
Venture into new horizons with Iizuka Shoukai's Contract Manufacturing Solutions. Manufacture your brand's products in Japan's esteemed facilities, ensuring Quality Control in Manufacturing at every stage.
Iizuka Shoukai LLC
With our OEM products, you're not just getting a ready-to-label item; you're acquiring a piece of Japanese manufacturing excellence, ensuring your brand resonates with quality and trustworthiness in the market.

OEM Production Services: Ready-to-Label Excellence

Choose from our extensive range of OEM Production Services products, crafted with precision. Just add your brand label, and they're market-ready, showcasing the best of Japanese Raw Material Suppliers.

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Why Choose Iizuka Shoukai's End-to-End Contract Manufacturing?

Unmatched Contract OEM Services

01

Advanced OEM Production Services Technology

Benefit from our state-of-the-art technology, ensuring precision and Consistency in Manufacturing.

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02

Rigorous Quality Control in Manufacturing

Every product undergoes multi-stage quality checks, guaranteeing unparalleled Quality Assurance in Production.

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03

Certified Japanese Raw Material Suppliers Partnerships

Our contractors are ISO 22000 and GMP certified, ensuring the highest standards in Contract Manufacturing Solutions.

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04

Customized Contract OEM Services Solutions

From planning to sales strategy, we offer a comprehensive production cycle tailored to your brand's needs.

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Are you Ready to Begin with End-to-End Contract Manufacturing?

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Diet Supplements OEM in JAPAN
Manufacturing Mastery

A Legacy of OEM Production Services Excellence

Established in 2020, Iizuka Shoukai has been at the forefront of Contract Manufacturing Solutions in Japan. Our commitment to quality, innovation, and customer satisfaction has made us a trusted partner for brands worldwide.

Awesome Features:
  • Comprehensive End-to-End Contract Manufacturing
  • Certified Japanese Raw Material Suppliers Facilities
  • Expertise in OEM Production Services
  • Dedicated Contract OEM Services Support

Join hands with us and experience the best of Japanese Contract Manufacturing Solutions.

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Diverse Forms of Dietary Supplements & Vitamins

Crafting Excellence in Every Form

Soft Capsules: Flexibility & Efficacy

Soft capsules provide a versatile solution, ensuring uniform dispersion of active ingredients for maximum absorption and efficacy.

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Hard Capsules: Precision & Purity

Our hard capsules are meticulously crafted to ensure optimal disintegration post-ingestion, offering a pure and potent delivery of active ingredients.

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Granules: Quick Dissolve & Potent

Granules offer a quick-dissolving, easily soluble form, ensuring rapid absorption and effectiveness.

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Tablets: Compact & Convenient

Our tablets are designed for easy consumption, with specialized coatings to mask any unpleasant tastes or odors.

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The Art of Hard Capsules

At Iizuka Shoukai, hard capsules embody precision, innovation, and a commitment to excellence. Crafted meticulously, they ensure the purest delivery of active ingredients. Our advanced filling technology guarantees consistent dosage, while our diverse designs, from dual-layered to chewable gum capsules, showcase our dedication to pushing the boundaries of capsule technology. With Iizuka Shoukai, you're choosing more than a product; you're embracing a legacy of unmatched quality in dietary supplements.

Precision Filling
Our advanced technology ensures each capsule is filled with the exact dosage, ensuring consistency.
Variety of Forms
From chewable to two-layered, we offer a range of hard capsules tailored to diverse needs.
Quality Assurance
Rigorous quality checks ensure each capsule meets the highest standards of purity and efficacy.
Hard type Capsules for diet supplements
Enhanced Disintegration Capsules
These capsules contain a foaming ingredient that improves disintegration after ingestion, ensuring rapid absorption.
Hard type Capsules for diet supplements
Dual Layered Capsules
A differentiated form with two layers of contents. The hard capsule consists of a cap and a body, filled with a mix of powdered or granulated active ingredients.
Hard type Capsules for diet supplements
Easy-to-Swallow Capsules
Our capsules are designed with a higher density, making them easier to swallow, enhancing the user experience.
Hard type Capsules for diet supplements
Chewable Gum Capsules
A unique "chewable hard capsule" filled with a chewing gum base. When chewed, the contents harden into chewing gum, offering a delightful experience.

Versatility Meets Efficacy: Soft Capsules

Soft capsules offer a unique blend of flexibility and potency, ensuring a seamless delivery of active ingredients. At Iizuka Shoukai, we harness advanced formulation technologies to create soft capsules that provide uniform dispersion, maximum absorption, and unparalleled efficacy. Whether it's vitamin C derivatives or herbal-based solutions, our soft capsules are crafted to meet diverse health needs with precision.

Uniform Dispersion
Our C Capsules technology ensures a consistent blend of active ingredients and oils, maximizing potency.
Pure Ingredients
Each capsule is formulated with only active ingredients, ensuring a pure and potent product.
Herbal Excellence
Our herbal-based capsules avoid synthetic ingredients, offering a natural solution that's stable and non-sticky.
Soft type Capsules for diet supplements
C Capsules: Pure Potency
Formulated with vitamin C derivatives, these capsules ensure the entire content is converted into the active ingredient, offering unmatched efficacy.
Soft type Capsules for diet supplements
PEA Capsules: Enhanced Amino Acid Value
Infused with pea protein, this capsules offer an improved amino acid profile. Their unique structure minimizes adhesion, ensuring each capsule is distinct.
Soft type Capsules for diet supplements
Natural Herbal Capsules
Crafted without synthetic ingredients, these capsules are based on herbal components, ensuring stability and preventing stickiness during storage.
Soft type Capsules for diet supplements
IS Capsules: pH-sensitive Precision
Incorporating pectin into the membrane, our IS capsules achieve enteral solubility without sacrificing transparency, ensuring optimal delivery.

Precision-Crafted for Every Need: Tablets

Tablets represent a classic and widely accepted form of dietary supplementation. At Iizuka Shoukai, we elevate this tradition by crafting tablets that are not only effective but also pleasant to consume. From chewable delights for easy ingestion to sugar-coated variants that mask any unpleasant taste, our tablets are designed with the consumer in mind, ensuring a balance between convenience and efficacy.

Chewable Delight
Designed for easy consumption without water, ideal for children and the elderly.
Taste Masking
Our sugar-coated tablets effectively mask any unpleasant odors or tastes, ensuring a pleasant experience.
Compact & Effective
Each tablet is crafted to deliver the right dosage, ensuring efficacy in a compact form.
tablets for diet supplements
Chewable Tablets: Easy & Safe
Perfect for those who find regular tablets hard to swallow, especially children and the elderly.
tablets for diet supplements
Sugar-Coated Tablets: Taste Perfected
Expertly coated to mask any unpleasant tastes or odors, ensuring a delightful consumption experience.

Quick-Dissolve Solutions: Granules

Granules are the epitome of rapid absorption and convenience. Iizuka Shoukai's granules are meticulously produced to offer varying dissolution rates, catering to different consumer preferences. Whether it's the quick-dissolving irregular-shaped granules or the slow-releasing pelletized versions, our granules ensure a consistent and potent delivery of active ingredients, making them a preferred choice for many.

Optimized for Large Dosages
Granules are ideal for products requiring substantial dosages and are designed for easy ingestion with water.
Rich in Active Ingredients
Our granules can be formulated with a higher concentration of active ingredients, with tailored dissolution and absorption properties to match the product's unique characteristics.
Natural Flavor Preservation
The granule format retains the authentic taste of the active ingredients, allowing for flavor adjustments based on user preferences.
OEM Productions of Granules
Round Granules: Consistent Dissolution
Produced by agitation, these granules offer a slightly slower dissolve rate than other solutions, ensuring a steady release.
OEM Productions of Granules
Irregular Granules: Quick & Effective
With no fixed particle shape, these granules produced by fluidized bed granulation dissolve easily, ensuring rapid absorption.
OEM Productions of Granules
Pelletized Granules: Slow & Steady
Cylindrical granules produced by extrusion granulation, designed for a slow dissolve, providing a prolonged release.
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