{ "@context": "https://schema.org", "@type": "Service", "name": "Supplement Ingredients & Manufacturing", "provider": { "@type": "Organization", "name": "Iizuka Shoukai" }, "description": "Japanese functional ingredients and contract manufacturing for dietary supplements", "areaServed": "Worldwide" }
Source high-quality functional ingredients directly from Japan or develop your custom supplement line with our OEM partners.
Looking for premium Japanese raw materials? Browse our catalog of clinically-backed ingredients: oyster extract, pearl powder, fermented soy protein, nattokinase, and more.
Need a finished product? We connect you with certified Japanese manufacturers for tablets, capsules, powders, and sachets. From formulation to packaging.
Japan is known for strict quality standards, advanced R&D, and unique functional ingredients unavailable elsewhere. We bridge the gap between Japanese manufacturers and international brands — handling documentation, logistics, and communication so you can focus on your product.
No middlemen. We work directly with Japanese ingredient producers and OEM factories.
COA, specifications, MSDS, GMP certificates — everything you need for registration and import.
Experience with export to USA, EU, CIS, UAE, and Asia. We handle logistics and customs paperwork.

Tell us about your project — target market, dosage form, budget. We'll match you with the best Japanese solution
Fill the form below or email us directly. We respond within 24 hours.