Classification
Product TypeIngredient
Product FormPowder
Industry PositionFood Ingredient (Milk Protein)
Market
Casein (HS 3501) is used in South Korea primarily as a milk-protein ingredient for domestic food manufacturing rather than as a consumer retail product. Korea’s MFDS operates an imported food safety regime in which foreign food facilities must be registered before import declaration, and first-time imports can be routed to close inspection (document review, field inspection, and/or sampling) with non-compliance leading to return/disposal. If the product is treated as a livestock product (dairy category), additional import sanitation assessment and foreign establishment registration via the exporting-country government can be required before import. A Korea-made dry-mix ingredient example lists sodium caseinate as an ingredient and targets confectionery/bakery/ice-cream use, illustrating downstream industrial demand.
Market RoleImport-dependent ingredient market
Domestic RoleMilk-protein functional ingredient used by Korean food manufacturers and ingredient blenders (e.g., dry mixes, confectionery/bakery formulations, and ice-cream-related applications).
Specification
Physical Attributes- Typically traded as a dry powdered ingredient; moisture/odor protection is emphasized in Korean downstream handling guidance for dry mixes containing sodium caseinate.
Compositional Metrics- pH testing reference method: ISO 5546:2010 (caseins and caseinates).
- Lactose/soluble carbohydrate testing reference method: ISO 5548:2004 (caseins and caseinates).
Packaging- Example Korea-made dry ingredient product packaging: 20 kg multiwall paper bag with an integral polyethylene liner (industrial bulk format).
Supply Chain
Value Chain- MFDS foreign food facility registration (before import declaration) → Import declaration filed with MFDS → MFDS border inspection (document review / field inspection / close inspection / sampling) → Customs clearance (KCS UNI-PASS workflow) → Domestic distribution to food/ingredient manufacturers
Temperature- Ambient handling is typical for powdered casein/caseinates, but storage should be in a cool, dry place away from direct sunlight.
Atmosphere Control- Protect from moisture and foreign odors/contaminants during storage and distribution.
Shelf Life- Example Korea-made dry ingredient product guidance states 24 months shelf life from manufacturing date (actual shelf life for imported casein/caseinates depends on supplier specification and Korea label/quality retention date requirements).
Risks
Regulatory Compliance HighMFDS states foreign food facility registration must be completed before import declaration for exports to Korea, and indicates that import declarations can be rejected without pre-registration; where livestock-product controls apply, only products from registered foreign establishments (via exporting-country government process) are allowed. MFDS also states imports can be suspended/prohibited following on-site inspection refusal/avoidance or poor compliance outcomes, which can block market entry for a supplier/facility.Confirm HS/sector classification (including whether the shipment is treated as a livestock product), complete MFDS foreign facility/establishment registration before shipping, and maintain readiness for MFDS border inspection and potential on-site inspection (documentation, sanitation controls, and corrective-action capability).
Food Safety MediumMFDS describes risk-based border inspection and notes first-time import declarations are subject to close inspection; non-compliance can lead to return/disposal. This creates delay and cost risk for new suppliers or new product registrations.Run pre-shipment conformity checks aligned to MFDS inspection expectations (documentation completeness, product identity/spec, and safety controls) and plan for longer lead times on first shipments.
Labeling MediumMFDS food labeling requirements include allergen labeling and explicitly list milk among allergen-labeled foods; milk-derived ingredients (including casein/caseinates used as ingredients) can trigger mandatory allergen disclosure obligations in Korea, with non-compliance risking enforcement action and/or clearance issues for finished goods.Ensure Korea-compliant labeling for any finished products containing casein/caseinates, including milk allergen declaration per MFDS guidance and the applicable Food Labeling Standards.
FAQ
What is the biggest regulatory gate for importing casein/caseinates into South Korea?MFDS states that registration to MFDS is mandatory for foreign food facilities exporting products to Korea and that the registration must be completed before import declaration. If the product falls under livestock-product controls, MFDS also describes a foreign establishment registration path via the exporting-country government and indicates only products from registered establishments are allowed in that framework.
Does casein/caseinate trigger allergen labeling requirements in South Korea?Yes. MFDS’s Food Labeling System lists milk among foods subject to allergen labeling, and its labeling method guidance covers cases where an allergen-containing raw material (or a substance extracted from it) is used as an ingredient, requiring allergen disclosure.
Which reference methods can be used to test pH and lactose content for casein/caseinates in quality control?ISO publishes reference methods used internationally for these parameters, including ISO 5546:2010 for pH determination in caseins and caseinates and ISO 5548:2004 for lactose/soluble carbohydrate determination in caseins and caseinates.