{"procedure":{"id":"dca_fat_dissolving_injection","name":"DCA（去氧胆酸）溶脂针","type":"category","family":"DCA（去氧胆酸）溶脂针","category":"DCA（去氧胆酸）溶脂针","price":"mid","pain":3,"downtime":3,"visible_in":2,"lasts":3,"summary":"脱氧胆酸溶脂注射","explanation":"DCA 溶脂针使用以脱氧胆酸为基础的注射剂来减少局部脂肪，最常用于下巴（双下巴）部位的丰满。它涵盖 V-OLET、VIVLE 等产品。最适合皮肤弹性良好的小范围局部脂肪，而非松弛皮肤或全脸／全身瘦身，注射后会出现预期内的肿胀与触痛。","target":"颏下脂肪饱满、局部脂肪","description":"DCA 溶脂针使用以脱氧胆酸为基础的注射剂来减少局部脂肪，最常用于下巴（双下巴）部位的丰满。它涵盖 V-OLET、VIVLE 等产品。最适合皮肤弹性良好的小范围局部脂肪，而非松弛皮肤或全脸／全身瘦身，注射后会出现预期内的肿胀与触痛。","detail":{"id":"dca_fat_dissolving_injection","name":"DCA Fat Dissolving Injection","price":{"basis":"1 session, one face area (e.g. double chin, 2-4cc)","krw_max":600000,"krw_min":130000,"varies_by":"cc"},"dosage":{"unit":"cc","options":[{"tag":"Focused","note":"Focused","amount":"2cc (1 vial)","coverage":"Small area (e.g. jowl or mild double chin)","description":"One small face area.","krw_typical":200000},{"tag":"Recommended","note":"Standard face dose","amount":"4cc (2 vials)","coverage":"Full double chin","description":"Typical submental session.","krw_typical":550000},{"tag":"Body","note":"Body, off-label","amount":"10cc","coverage":"One body area (bra line, arm, etc.)","description":"Body areas need larger volumes.","krw_typical":500000}],"unit_explainer":"Dose is measured in cc (mL) or vials. Double chin typically uses 2-4cc per session; larger body areas need 10cc or more. Several sessions are usual."},"header":{"one_liner":"Prescription deoxycholic-acid injections considered for localized fat under the chin.","target_tags":["Double chin","Jawline","Small fat pockets","Bra line"],"category_label":"CONTOURING","technology_label":"DEOXYCHOLIC ACID"},"details":{"sessions":"2-6 (labelled regimen up to 6)","aftercare":"Expect swelling, tenderness, bruising and sometimes numbness for several days or more. Treat new weakness, trouble swallowing, skin ulceration or severe pain as urgent warning signs.","anesthesia":"Topical numbing / ice","regulatory":"US KYBELLA is approved for fat under the chin only; other treatment areas do not share that FDA approval.","technology":"Injectable deoxycholic acid (synthetic bile acid) causing adipocytolysis","measurement":"cc / vials","manufacturer":"Various: Daewoong (V-OLET), LG Chem (Bellacholine), Humedix (Olifit) and other generics; Allergan (Kybella/Belkyra, withdrawn in Korea 2020)","repeat_interval":"About 4 weeks","technical_specs":"Kybella: 10 mg/mL; 0.2mL per injection spaced 1cm apart; up to 50 injections (10mL) per session; up to 6 sessions at least 1 month apart. Korean product concentrations not verified.","before_treatment":"Stop blood-thinning supplements (fish oil, vitamin E, ginkgo) and aspirin/NSAIDs if your doctor allows, about 1 week before. Plan for visible swelling for several days.","safety_suitability":"Avoid with infection in the area, pregnancy/breastfeeding, bleeding disorders or anticoagulants (bruising), dysphagia, or prior neck surgery. Not for loose skin, as fat loss can worsen laxity. Rare risks: marginal mandibular nerve injury (asymmetric smile), skin ulceration/necrosis, injury to nearby structures (US FDA strengthened Kybella warnings in 2026). Approved indication in Korea is submental fat only; body use is off-label."},"recovery":{"flying":"Usually possible","makeup":"Next day (avoid pressing on the area)","alcohol":"Avoid for 2-3 days (worsens swelling/bruising)","exercise":"Avoid strenuous exercise for 2-3 days","sauna_heat":"Avoid sauna, hot baths and excessive hot packs for about 1 week","back_to_daily":"Next day (swelling is visible for several days)","common_side_effects":["Marked swelling (3-7+ days)","Bruising","Pain / burning","Numbness","Firmness / nodules","Redness"]},"references":[{"url":"https://www.accessdata.fda.gov/drugsatfda_docs/label/2026/206333s007lbl.pdf","title":"US KYBELLA drug label, Sep 2026"}],"quick_facts":{"pain":"Moderate to high (burning during injection)","downtime":"3-7 days of swelling (sometimes longer)","results_last":"Permanent fat-cell removal (weight gain can enlarge remaining cells)","treatment_time":"15-30 min","results_visible":"From 2-4 weeks; full result after 2-6 sessions"},"alternatives":[{"name":"Contouring Injection (Non-steroidal)","catalog_id":"contouring_injection_non_steroidal","consider_when":"You want a milder, lower-swelling slimming injection."},{"name":"CoolSculpting","catalog_id":"zeltiq_coolsculpting","consider_when":"You prefer a non-injection fat-freezing option."},{"name":"InMode Forma","catalog_id":"inmode_forma","consider_when":"Mild fullness comes with skin laxity that needs tightening."}],"before_after":[],"good_to_know":["What is in the syringe can differ by brand, so ask which product is being used and whether your treatment area is covered by that product’s approval.","For KYBELLA, the US approval is only for fat under the chin; use in other areas does not share that approval, and this does not automatically apply to every Korean injection brand.","Important risks can include nerve injury, trouble swallowing, and skin injury. Whether this treatment is suitable for you should be decided by the treating doctor."],"how_it_works":{"steps":[{"body":"The doctor confirms the bulge is fat (not loose skin) and marks an injection grid about 1cm apart.","title":"Assessment and marking"},{"body":"Topical anesthetic or ice reduces stinging.","title":"Numbing/cooling"},{"body":"Small amounts of deoxycholic acid are injected into the fat layer across the grid.","title":"Micro-injections"},{"body":"DCA breaks fat cell membranes; the body clears the debris over weeks, and the area may tighten slightly.","title":"Fat cleared"}],"how_delivered":"Subcutaneous injection of deoxycholic acid, a bile acid that dissolves fat cell membranes (adipocytolysis).","illustration_idea":"Fat cells under the chin bursting where DCA droplets are injected, then shrinking in volume.","what_touches_skin":"Fine needles (sometimes a multi-needle or cannula)","what_it_feels_like":"Stinging and burning for 10-20 minutes, then a swollen, tender 'bullfrog' feeling for days."}}}}