{"id":872,"date":"2026-05-15T03:58:18","date_gmt":"2026-05-15T03:58:18","guid":{"rendered":"https:\/\/isbm-blow-molding.com\/?p=872"},"modified":"2026-05-15T04:00:44","modified_gmt":"2026-05-15T04:00:44","slug":"isbm-korean-wellness-shot-small-format-functional-drink-bottle","status":"publish","type":"post","link":"https:\/\/isbm-blow-molding.com\/pt\/isbm-korean-wellness-shot-small-format-functional-drink-bottle\/","title":{"rendered":"ISBM Korean Wellness Shot & Small Bottle Guide"},"content":{"rendered":"
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Application of ISBM \u00b7 Korean Wellness & Functional Drinks \u00b7 2026<\/p>\n

ISBM Korean Wellness Shot &
\nSmall Bottle Guide<\/h1>\n

Korean wellness shots \u2014 20\u2013120ml concentrated functional drinks containing collagen peptides, probiotics, vitamins, ginseng, and plant extracts \u2014 are the fastest-growing Korean beverage ISBM category at +34% annual growth. Small format is not small opportunity: at KRW 2,800\u20136,500 per 50ml bottle, the per-unit contract price is the highest in Korean ISBM packaging production.<\/p>\n

20\u2013120ml Ampoule Formats<\/span>
\nKRW 90\u2013180 Contract Price<\/span>
\n+34% Annual Growth<\/span><\/div>\n

Korean Ever-Power Engineering Desk \u00b7 Ansan-si \u00b7 May 2026<\/p>\n<\/div>\n<\/header>\n

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KRW 680B<\/p>\n

Korean wellness shot market 2025 (incl. health functional drink)<\/p>\n<\/div>\n

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+34%<\/p>\n

Annual Korean wellness shot growth 2023\u20132025<\/p>\n<\/div>\n

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50ml<\/p>\n

Standard Korean wellness shot format (single-serving concentrated)<\/p>\n<\/div>\n

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KRW 90\u2013180<\/p>\n

Contract price per 50ml bottle \u2014 highest margin Korean ISBM category<\/p>\n<\/div>\n

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PETG + PET<\/p>\n

PETG for premium optical clarity; PET for standard functional shots<\/p>\n<\/div>\n<\/div>\n

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1. Korean Wellness Shot Market: The Premium Micro-Beverage Opportunity<\/h2>\n

Korean wellness shots trace their origin to the traditional Korean health drink culture \u2014 ginseng extract drinks (\ud64d\uc0bc\uc74c\ub8cc), fermented vinegar tonics, and traditional herbal concentrates have been part of Korean preventive health practice for generations. The modern Korean wellness shot market \u2014 crystal-clear 50ml PETG ampoule bottles containing collagen peptides, hyaluronic acid, vitamin C, probiotics, and botanical extracts \u2014 is the convergence of this traditional health drink culture with the K-Beauty principle that inner nutrition is as important as topical skincare.<\/p>\n

Korean wellness shot brands (CJ Innovation, Kolmar Korea wellness division, Dongwon F&B, and 120+ emerging K-wellness brands on Coupang Rocket) compete on ingredient purity, formulation science, and packaging premium \u2014 in that order. The packaging’s role is to communicate ingredient quality through optical clarity (Korean consumers interpret crystal-clear liquid in a glass-clear PETG bottle as undiluted, pure ingredient concentration), functional integrity (the bottle must protect sensitive functional ingredients \u2014 probiotics, collagen peptides, oxidisable vitamin complexes \u2014 throughout the product’s shelf life), and premium aesthetics (the ampoule bottle shape, borrowed from pharmaceutical aesthetics, communicates clinical efficacy).<\/p>\n

The broader Korean functional beverage market context is in the Korean beverage ISBM production guide<\/a>.<\/p>\n

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2. Korean Wellness Shot Bottle Formats and Specifications<\/h2>\n
\"Korean
Korean ISBM wellness shot bottle range \u2014 20ml probiotic liquid ampoule (push-top closure), 50ml collagen peptide shot in crystal PETG, and 100ml vitamin complex functional drink. Each format has distinct ingredient-protection and aesthetic requirements reflecting the Korean consumer’s expectation that the packaging communicates the product’s premium health positioning.<\/figcaption><\/figure>\n
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Format<\/th>\nVolume<\/th>\nResina<\/th>\nNeck Profile<\/th>\nMin Wall<\/th>\nKorean Ingredient \/ Product<\/th>\n<\/tr>\n<\/thead>\n
Probiotic ampoule<\/td>\n20\u201330ml<\/td>\nPETG<\/td>\nPush-tip \/ 18mm<\/td>\n0.30mm<\/td>\nLactobacillus concentrate, prebiotics \u2014 cold-fill, strict O\u2082 barrier<\/td>\n<\/tr>\n
Collagen shot<\/td>\n50ml<\/td>\nCrystal PETG<\/td>\n24mm twist-off<\/td>\n0.28mm<\/td>\nMarine collagen 1,000\u20135,000mg, vitamin C, hyaluronic acid<\/td>\n<\/tr>\n
Vitamin\/mineral shot<\/td>\n50\u2013100ml<\/td>\nPET or PETG<\/td>\n24\u201328mm<\/td>\n0.25mm<\/td>\nB-complex, vitamin D3, magnesium \u2014 often amber\/tinted for UV protection<\/td>\n<\/tr>\n
Red ginseng tonic<\/td>\n30\u201350ml<\/td>\n\u00c2mbar PET \/ PETG<\/td>\n20\u201324mm<\/td>\n0.30mm<\/td>\n\ud64d\uc0bc ginsenosides \u2014 alcohol extract (ethanol-simulant compliance required)<\/td>\n<\/tr>\n
Functional energy shot<\/td>\n50\u2013100ml<\/td>\nBICHO DE ESTIMA\u00c7\u00c3O<\/td>\n24\u201328mm<\/td>\n0.22mm<\/td>\nCaffeine + taurine + B vitamins \u2014 single-serve energy boost format<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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3. Functional Ingredient Protection: O\u2082 and UV Sensitivity<\/h2>\n

Korean wellness shot ingredients are among the most oxygen-sensitive food-contact contents in ISBM packaging. Collagen peptides at concentrations above 500mg\/50ml begin to discolour from transparent to yellow-brown when dissolved oxygen in the product exceeds 0.5 ppm \u2014 the Korean collagen shot brands that specify “clear golden” appearance as a quality standard are enforcing a dissolved oxygen limit far stricter than anything required for food or beverage. Vitamin C oxidises at dissolved oxygen above 0.2 ppm, accelerating from L-ascorbic acid (bioactive) to dehydroascorbic acid (inactive) with a half-life of 4\u20138 weeks at 23\u00b0C under typical retail oxygen conditions.<\/p>\n

The oxygen management system for Korean wellness shot ISBM bottles is a stack of four protections: the bottle wall OTR (PETG at 0.28mm wall achieves approximately 0.025\u20130.040 cc\/day for a 50ml bottle \u2014 significantly better than standard PET at equivalent wall thickness); the closure liner oxygen barrier (aluminium foil-laminated closure liners are standard for premium Korean collagen shots); the headspace gas management at filling (nitrogen flush replaces headspace oxygen before closure); and the outer packaging (most Korean collagen shots are sold in individual foil pouches inside the PETG bottle carton \u2014 the foil pouch is the primary oxygen barrier; the PETG bottle is the secondary barrier and visual presentation). Korean ISBM producers supplying collagen shot brands should discuss the full packaging oxygen management system with the brand before specifying bottle wall thickness \u2014 the bottle wall OTR must be calibrated against the total system protection to achieve the brand’s shelf life oxygen budget.<\/p>\n

Light sensitivity is the second protection requirement. Korean vitamin and ginseng wellness shots typically specify tinted or amber PETG to protect photolabile ingredients (riboflavin, beta-carotene, some ginsenosides) from retail shelf UV exposure. The material selection basis for deciding whether clear PETG, slightly tinted PETG, or amber PETG is appropriate for a specific Korean wellness formulation is in the PET vs PETG resin selection guide<\/a>.<\/p>\n

\u00a0\"aplica\u00e7\u00e3o-4\" \u00a0<\/p>\n

4. Small-Format ISBM Engineering: Challenges Below 100ml<\/h2>\n

Korean wellness shot bottle production at 20\u2013100ml presents engineering challenges that distinguish it from standard beverage ISBM. The primary challenge is the high preform-to-bottle diameter ratio in small formats: a 50ml bottle with a 22mm body diameter blown from a 24mm neck preform has an axial stretch ratio of only 2.5\u20133.0\u00d7 \u2014 significantly lower than the 3.5\u20134.5\u00d7 typical for standard 500ml beverage bottles. This reduced stretch means the biaxial orientation quality is lower for equivalent conditioning temperature and blow pressure settings, requiring adjustment of both parameters to achieve adequate optical clarity in the narrow body zone.<\/p>\n

Small-format wellness shot bottles also have higher surface-to-volume ratios than large bottles: a 50ml PETG bottle at 0.28mm wall has approximately 1.8\u00d7 the surface area per unit volume of an equivalent 500ml bottle at 0.28mm wall. This higher surface-to-volume ratio means that a given OTR (cc O\u2082\/day per bottle) represents proportionally more oxygen ingress per millilitre of product \u2014 making the OTR specification for 50ml wellness shots stricter on a per-millilitre basis than for 500ml still water at equivalent functional ingredient sensitivity levels.<\/p>\n

The small preform weight (4\u20139g for 50ml wellness shot formats versus 22\u201332g for standard beverages) means that the injection station weight precision requirement (CV% \u2264 1.5%) becomes more demanding in absolute gram terms \u2014 \u00b10.07g on a 4.5g preform is a \u00b11.5% weight variation that requires the tightest check ring condition and most stable hopper feed of any Korean ISBM application. The production economics of Korean wellness shot ISBM at these small formats \u2014 including the cavity count decisions that make 20\u201350ml production economically viable \u2014 are covered in the Korean ISBM cavity count calculator guide<\/a>.<\/p>\n

\"Detalhe<\/p>\n

5. KFDA Health Functional Food Compliance for Korean Wellness Shots<\/h2>\n

Korean wellness shots registered as \uac74\uac15\uae30\ub2a5\uc2dd\ud488 (health functional food) under KFDA’s Health Functional Food Act (\uac74\uac15\uae30\ub2a5\uc2dd\ud488\uc5d0 \uad00\ud55c \ubc95\ub960) require the most rigorous packaging compliance documentation in the Korean ISBM market \u2014 equivalent in documentation depth to pharmaceutical packaging. The KFDA health functional food packaging requirements for Korean wellness shot ISBM containers:<\/p>\n

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KFDA Positive List Compliance with Food Simulant Report<\/p>\n

PETG and PET on KFDA Chapter 2 positive list. Migration testing must use the food simulant appropriate to the product \u2014 for most Korean wellness shots (aqueous pH 3.5\u20136.5), this is 3% acetic acid simulant. The migration test report must be product-category specific; a water-simulant report from a standard beverage application does not satisfy the KFDA health functional food packaging compliance requirement.<\/p>\n<\/div>\n

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Supplier Declaration and Qualification Audit<\/p>\n

Korean health functional food brand production sites undergo annual KFDA Good Manufacturing Practice (GMP) audits that include primary packaging supplier evaluation. ISBM suppliers to Korean health functional food brands are required to demonstrate: material compliance documentation, production quality system (ISO 9001 or equivalent), and traceability to individual production lot for each delivered bottle shipment. Lot-level production batch records must be retained for 3 years minimum.<\/p>\n<\/div>\n

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Functional Ingredient Compatibility Testing<\/p>\n

KFDA health functional food brands must demonstrate that the packaging does not degrade the functional ingredient across the declared shelf life. For collagen shots, this means collagen peptide integrity (molecular weight distribution by GPC) must be maintained at the KFDA-registered peptide size range throughout 18-month shelf life in the PETG bottle. Korean ISBM producers should note that this functional compatibility test is the brand’s responsibility \u2014 but the brand will conduct the test using production bottles from the ISBM supplier, making first-sample dimensional and OTR compliance critical.<\/p>\n<\/div>\n<\/div>\n

The pharmaceutical-grade quality system infrastructure that underlies health functional food compliance for Korean ISBM packaging is closely analogous to the pharmaceutical GMP documentation described in the Korean pharmaceutical GMP bottle production guide<\/a>. Korean ISBM producers who have already navigated pharmaceutical KFDA compliance will find health functional food compliance a familiar documentation framework.<\/p>\n

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6. Ampoule Aesthetics: Korean Wellness Shot Visual Language<\/h2>\n

Korean wellness shot bottle aesthetics are influenced by two distinct visual vocabularies. The pharmaceutical ampoule (\uc570\ud50c) \u2014 a sealed glass tube used in injectable pharmaceuticals \u2014 communicates clinical efficacy and precision dosing. The K-Beauty skin ampoule \u2014 the concentrated serum product in a small glass or PETG dropper bottle \u2014 communicates premium, luxury skincare. Korean wellness shot brands deliberately reference both aesthetic codes in their bottle design, using the ampoule silhouette to position their 50ml collagen or vitamin shot as both clinically effective (pharmaceutical reference) and luxuriously self-indulgent (K-Beauty reference).<\/p>\n

ISBM enables the ampoule silhouette in plastic \u2014 the tapered body, narrow neck, and elegant proportions of the pharmaceutical ampoule form are achievable in PETG with ISBM precision that injection moulding alone cannot replicate. The narrow-waist ampoule requires a preform design with a higher L\/D ratio than standard shot bottles, and the tapered wall geometry requires careful stretch ratio management to maintain wall thickness uniformity across the taper. Korean ISBM producers entering the wellness shot segment should expect to invest 4\u20136 weeks of process development in ampoule format qualification \u2014 the format is genuinely different from standard cylindrical bottles and rewards the producers who invest in format-specific process optimisation with the highest contract pricing in Korean ISBM production.<\/p>\n

\"Moldagem<\/p>\n

7. rPET in Korean Wellness Shot Bottles: Sustainability vs Purity<\/h2>\n

Korean wellness shot brands face a sustainability communications dilemma: their premium health positioning requires packaging purity (virgin PETG, clean supply chain, no recycled content that could introduce trace contaminants), but their Korean consumer base is increasingly sustainability-aware and expects eco-credentials from premium health brands. The resolution in 2026: most Korean collagen and vitamin shot brands specify 100% virgin PETG for their primary product bottles, but use the outer carton (100% recycled paperboard) and transport packaging (100% recycled corrugated) to communicate sustainability. The K-EPR rPET mandate’s 10% minimum applies only to PET, not PETG \u2014 PETG is not currently on the Korean K-EPR mandatory recycled content list for 2026. Korean wellness shot brands using PETG are currently exempt from the rPET mandate, though this may change in the 2028 K-EPR review. Korean ISBM producers supplying wellness shot brands in PET (functional energy shot, standard vitamin drink) must meet the K-EPR mandate; the rPET documentation framework is in the Korean rPET processing guide<\/a>.<\/p>\n

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8. Korean Wellness Shot ISBM Production Economics<\/h2>\n

Korean wellness shot ISBM production economics are fundamentally different from standard beverage production because the high contract price per unit (KRW 90\u2013180 per 50ml bottle versus KRW 28\u201345 for standard 500ml beverage) means that even at lower annual volumes (1M\u201310M units versus 50M+ for commodity beverages), the revenue per machine-hour is comparable or superior to commodity production. A Korean HGY150-V4 at 8-cavity running 50ml wellness shot bottles at 9-second cycle generates approximately 12.8M bottles annually at 16-hour days \u2014 at KRW 110\/bottle average, this represents KRW 1.4B annual revenue from a single machine. The machine investment, mould investment, and operating cost for this configuration produces operating margins of 22\u201332% for Korean ISBM producers with the documentation capability to serve Korean health functional food brands \u2014 among the highest margins in the Korean ISBM industry. The full investment ROI framework is in the Korean ISBM machine ROI calculator guide<\/a>.<\/p>\n

\"f\u00e1brica-2\"<\/p>\n

Perguntas frequentes<\/h2>\n
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Q1 \u2014 Why do Korean collagen shot brands prefer PETG over PET for their 50ml bottles?<\/p>\n

Korean collagen shot brands choose PETG for four converging reasons. First \u2014 crystal clarity: collagen peptide solutions have a characteristic slight golden clarity that Korean consumers interpret as evidence of concentrated, pure ingredients. PETG’s amorphous structure provides optical clarity (haze \u22640.5%) that significantly exceeds standard PET (haze \u22641.5%) \u2014 the collagen solution appears more brilliant in PETG than PET. Second \u2014 glass-like feel: PETG has a density (1.27 g\/cc) and acoustic response when tapped that more closely resembles glass than PET (1.37 g\/cc), communicating premium tactile quality to Korean consumers who associate glass with health product purity. Third \u2014 lower flavour scalping: PETG’s different polymer polarity means it adsorbs less of the volatile aroma compounds in collagen and hyaluronic acid formulations than PET \u2014 preserving the mild characteristic fragrance that Korean collagen shot brands design into their formulations. Fourth \u2014 UV protection versatility: PETG accepts both clear and tinted masterbatch with excellent colour uniformity \u2014 the same PETG platform can produce clear shots for collagen (no UV concern) and amber-tinted shots for vitamin-containing formulations (UV protection needed), with only a masterbatch change between runs.<\/p>\n<\/div>\n

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Q2 \u2014 What is the correct shelf life test for Korean wellness shot ISBM bottles under KFDA health functional food regulations?<\/p>\n

Korean health functional food shelf life testing follows the accelerated stability protocol specified in KFDA Health Functional Food Notification (\uac74\uac15\uae30\ub2a5\uc2dd\ud488\uc758 \uae30\uc900 \ubc0f \uaddc\uaca9): bottles are filled with the production product, sealed with production closures, and stored at 40\u00b0C\/75% RH for 6 months (representing approximately 18 months real-time shelf life at 25\u00b0C Korean ambient under Arrhenius acceleration). Evaluation criteria at each monthly interval: product colour (\u0394E vs T=0), functional ingredient activity or concentration (specific test for each active ingredient per the KFDA registered specification), pH, and microbiological count. The packaging’s role in this test is demonstrated by comparing the bottle-stored product against a sealed glass ampoule control \u2014 any accelerated degradation that occurs in the ISBM PETG bottle but not in the glass control indicates a packaging contribution to degradation that requires resolution before commercial approval.<\/p>\n<\/div>\n

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Q3 \u2014 How should Korean ISBM producers manage the Korean collagen shot market’s stringent haze specification?<\/p>\n

Korean collagen shot brand haze specifications of \u22640.5% (versus \u22641.5% for standard K-Beauty PETG) require four simultaneous production controls. First \u2014 PETG resin selection: choose a PETG grade with inherent low yellowness index (YI \u2264 1.5 on the resin pellet) from a consistent supplier \u2014 resin lot variation is the most common source of batch-to-batch haze variation in collagen shot production. Second \u2014 drying: PETG at \u226460 ppm moisture (below the standard \u2264100 ppm guideline) \u2014 lower moisture reduces even the subtle haze contribution from oligomer formation during injection. Third \u2014 conditioning temperature precision: stay within \u00b11\u00b0C of the optimum (83\u00b0C for standard PETG) \u2014 \u00b12\u00b0C variation produces \u00b12\u20133 GU gloss variation and corresponding haze change at the 0.5% haze level. Fourth \u2014 mould cavity polish: A1 (Ra \u2264 0.02\u03bcm) using premium B\u00f6hler 738H or Uddeholm Stavax-ES cavity steel polished with diamond paste \u2014 the final polish grade is visible in the finished bottle at the \u22640.5% haze specification. Korean ISBM producers who achieve all four controls simultaneously can consistently produce \u22640.5% haze PETG wellness shot bottles \u2014 a capability that commands the highest contract pricing in the Korean ISBM market.<\/p>\n<\/div>\n

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Q4 \u2014 What probiotic-specific packaging requirements do Korean wellness shots with live cultures need?<\/p>\n

Korean probiotic liquid wellness shots (containing live Lactobacillus, Bifidobacterium, or Bacillus strains in liquid suspension) have the most demanding oxygen specification in Korean ISBM packaging. Live probiotic viability \u2014 measured as Colony Forming Units (CFU\/ml) at the end of declared shelf life \u2014 is extremely sensitive to dissolved oxygen: at \u22650.3 ppm dissolved O\u2082, aerobic metabolic activity from some probiotic strains consumes oxygen and generates CO\u2082, changing headspace composition; at \u22651.0 ppm dissolved O\u2082, anaerobic strains (Lactobacillus) begin losing viability. Korean probiotic wellness shots that declare “10 billion CFU at expiry” require: nitrogen flush to \u22640.1 ppm O\u2082 at filling; oxygen-scavenging closure liner; bottle wall OTR \u2264 0.015 cc\/day for 30ml bottle (PETG 0.30mm wall achieves approximately 0.012 cc\/day). This OTR requirement is stricter than any other Korean ISBM application and represents the most technically demanding packaging specification in the Korean functional food sector.<\/p>\n<\/div>\n

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Q5 \u2014 How large are Korean wellness shot brand production volumes and what does this mean for cavity count?<\/p>\n

Korean wellness shot brand volumes span from micro-brand (100K\u2013500K units annually for an emerging Coupang seller with one SKU) to major health functional food company (5M\u201320M units annually for CJ or Kolmar wellness division SKUs). For micro-brands: 2-cavity mould at 9-second cycle produces approximately 3.2M units\/year \u2014 single-mould production is viable only if the brand commits to 1.5M+ annual units; below this level, stock bottle programmes or toll manufacturing from a multi-client ISBM producer are more economical. For major Korean wellness brands at 10M+ units\/year: 6\u20138 cavity tooling on an HGY200-V4 at 9-second cycle produces 11\u201314M units\/year \u2014 this scale typically justifies brand-dedicated ISBM tooling and a long-term exclusive supply agreement. Most Korean ISBM producers enter the wellness shot market through 2\u20134 cavity customer tooling for 500K\u20133M unit brands, scaling to higher cavity counts and larger platforms as account volumes grow.<\/p>\n<\/div>\n

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Q6 \u2014 What is the difference between a Korean “functional drink” and a “health functional food” product for ISBM compliance purposes?<\/p>\n

The Korean regulatory distinction is commercially significant for ISBM packaging compliance. Health functional food (\uac74\uac15\uae30\ub2a5\uc2dd\ud488) is registered under the MFDS Health Functional Food Act \u2014 the brand must obtain pre-market approval from KFDA for each product formulation, list the functional ingredient and its evidence-based health claim (e.g., “collagen peptides for skin moisture”), and demonstrate packaging compliance with KFDA GMP requirements. The packaging documentation burden is high \u2014 equivalent to pharmaceutical documentation. Functional drink (\uae30\ub2a5\uc131 \uc74c\ub8cc) is regulated under the general Food Sanitation Act \u2014 no pre-market KFDA approval is required, the brand may make structure-function claims within the Korean general food labelling rules (but not the specific disease-prevention claims allowed under health functional food registration), and the packaging compliance requirements are standard food-contact documentation only. Many Korean collagen and vitamin shots are marketed as “functional drinks” (easier market entry) rather than “health functional food” (stronger health claims, higher compliance burden) \u2014 a brand strategy choice that directly affects the packaging documentation required from the Korean ISBM producer.<\/p>\n<\/div>\n<\/div>\n

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Wellness Shot Packaging Support<\/p>\n

Developing Korean Collagen, Probiotic, or Vitamin Shot ISBM Bottles?<\/h2>\n

Korean Ever-Power provides PETG haze \u22640.5% process qualification, KFDA health functional food documentation support, probiotic O\u2082 barrier specification engineering, and ampoule silhouette mould design for Korean wellness shot ISBM contracts.<\/p>\n

Request Wellness Shot Packaging Consultation<\/a><\/p>\n<\/div>\n

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Related Resources<\/p>\n


\nSmall-Format Platform<\/span>
\nCoreano Ever-Power HGY150-V4<\/span>
\nCompact 4-station ISBM precision platform for Korean 20\u2013120ml wellness shot ampoule bottle production at 6\u20138 cavity configuration.<\/span>
\n<\/a>
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\nMachine Range<\/span>
\n4-Station ISBM Range<\/span>
\nHGY150-V4 through HGY200-V4 EV for Korean wellness shot formats \u2014 EV servo precision mandatory for \u22640.5% haze PETG production.<\/span>
\n<\/a>
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\nAmpoule Tooling<\/span>
\nCustom ISBM Mould Design<\/span>
\nKorean wellness shot ampoule moulds \u2014 diamond-polished B\u00f6hler 738H cavities for \u22640.5% haze PETG, narrow ampoule silhouette engineering, first-article O\u2082 barrier verification.<\/span>
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