SEOLREIM · JOURNAL
ECM and human-derived dermal skin boosters: checks before consulting about Rituo and similar regenerative injections
Full translation of the Korean article. Translation checked for completeness, numerical consistency and medical meaning; separate medical review of this translation is pending. Translation updated: 2026-10-28.
ECM and human-derived dermal skin boosters are a treatment group using processed extracellular-matrix injectable materials to improve hydration, elasticity, and fine lines. A small 2026 randomized split-face study reported potential improvement with a particular decellularized human-dermis product, but raw materials, processing, approval, and injection uses differ; names such as Rituo and Selleudiem cannot be assumed to mean the same ingredients or effects. First confirm the actual product name, approval for injection, human-tissue management, and response to infection or nodules.
Definition, benefits and precautions at a glance
| Category | What to check |
|---|---|
| Definition | Injectables made from processed extracellular matrix or decellularized human dermis; not one standardized product name |
| Expectations | Potential improvement in hydration, elasticity, and fine-line measures in studies of specific products |
| Evidence | Early evidence including a 20-adult, 20-week split-face study; cannot generalize to all products |
| Recovery | Injection marks, swelling, bruising, and tenderness may last several days or longer |
| Key checks | Raw material, processing, sterilization, traceability number, injection approval, total amount, and adverse-reaction contact |
Definitions and how the treatments work
ECM means the structural environment surrounding cells, including collagen, glycoproteins, and proteoglycans. Decellularized human dermis (phADM) is a category of material made by removing cellular components from donor dermis and processing it. It is hypothesized to provide a supporting environment in skin, but ingredient names alone do not establish a fixed amount of new collagen or barrier regeneration. Tissue source, particles, rehydration, additives, sterilization, and Korean classification differ among products; ECM cosmetics, wound coverings, and injectables are not the same.
Potential benefits and limitations
A randomized double-blind split-face study in 20 people, published in month 2 of 2026, compared a specific phADM with an HA control and reported changes in several skin measures over 20 weeks. The small sample, single product, short follow-up, and author consultancy ties to the manufacturer do not establish long-term safety or superiority of other products. There is also no evidence of correcting deep wrinkles, major volume loss, marked sagging, and scars at once, or always outperforming hydration injections, PN, or PDLLA.
Suitable candidates and preliminary assessment
Adults seeking improvement in dry texture and fine lines can compare moisturizing, dermatitis treatment, and other injections. Disclose allergy to human-derived materials or anesthetics, active infection, herpes or dermatitis, autoimmune disease or immunosuppression, keloids, granulomas or previous injection nodules, bleeding tendencies, anticoagulants, pregnancy, breastfeeding, and recent dental treatment. Discuss alternatives if tissue-derived materials are unwanted or follow-up is difficult.
Procedure, recovery and preparation
Check packaging and official instructions for raw material, injection approval, traceability number, expiry, storage, and reconstitution; obtain explanations of areas, total amount, sessions, and alternatives. After cleansing, disinfection, and pain control, the clinician injects using a product-appropriate method; this article does not prescribe fixed depths or concentrations. Injection marks, swelling, and bruising may remain, so allow observation before important photography or flights; follow individualized clinic advice on makeup, exercise, saunas, and massage.
Adverse effects, contraindications and precautions
Besides pain, erythema, bruising, swelling, and itching, infection, allergy, firm nodules, granulomas, and delayed inflammation are possible; every injection procedure requires consideration of rare vascular occlusion and vision injury. Increasing pain, pale, blue or mottled skin, pus, fever, or vision changes require immediate clinician or emergency care. Processing human-derived materials to standards does not mean risk is absolutely 0; do not assume HA dissolvers remove all ECM materials.
Comparing ECM, HA, PN, and PDLLA skin boosters
| Method | Main goal | Key differences and precautions |
|---|---|---|
| ECM/phADM injectables | Goals of a supportive skin environment and improved skin quality | Check each product’s tissue source, processing, approval, and traceability |
| Non-crosslinked HA | Primarily hydration and texture | Recovery differs by crosslinking, viscosity, additives, and injection amount |
| PN skin boosters | Skin-quality improvement goals | Fish-derived raw materials, formulations, and clinical evidence differ |
| PDLLA combination injectable | Gradual tissue-response goals | Reconstitution, nodule risk, and recovery planning differ |
Questions and answers for a medical consultation
The answers below are literature-based consultation questions, not a clinician interview or individual diagnosis; actual medical review remains incomplete.
Q. Are Rituo and all ECM skin boosters the same?
A. No. Raw materials, processing, classification, and approval differ by product name; check packaging and official instructions.
Q. Is Selleudiem also human-derived dermis?
A. The website’s month 10 promotion in 2026 lists only the name Selleudiem. This article has not verified ingredients; confirm the actual product, raw materials, and approval when booking.
Q. Is it more effective than Rejuran in Korea?
A. Adequate independent studies directly comparing different materials are lacking, so superiority cannot be concluded. Choose according to skin goals, risks, and feasibility of follow-up.
Evidence sources and full text
Randomized double-blind split-face study of phADM versus HA (online 2026-02-11, https://pubmed.ncbi.nlm.nih.gov/41828422/ ; full text https://pmc.ncbi.nlm.nih.gov/articles/PMC12985180/), FDA general dermal-filler risk guidance (https://www.fda.gov/medical-devices/aesthetic-cosmetic-devices/dermal-fillers-soft-tissue-fillers). Evidence checked: 2026-10-11. The 20-person, single-product, 20-week data and manufacturer ties were stated without extrapolating to other ECM products.
SEOLREIM’s principle of consultations and procedures performed personally by the director
SEOLREIM Clinic describes consultations and procedures performed personally by the clinic director, with principles of genuine products, appropriate doses, and attentive care. Consultations begin by distinguishing skin condition and goals, then checking the products and devices actually available, approved uses, dosage or energy plans, recovery, and risks. When comparing signature skin boosters such as Rejuran, Juvelook, and hydration injections, the director explains actual materials, approval, total amount, and correctability. The official month 10 promotion page for 2026 lists a Selleudiem program, but raw materials and injection uses require separate confirmation; check current ownership and provision of Rituo and other ECM products when booking too.
Booking, language, and location information for overseas visitors
Visitors seeking skin booster Korea, Rejuran Korea, or a Korean skin clinic should request the English product name, raw material, traceability number, total amount, pre-departure observation, and contact methods for nodules or infection after returning home. Disclose religious, cultural, or personal preferences concerning tissue-derived materials before consultation. SEOLREIM Clinic is approximately 1 minute from exit 3 of Gangnam Station, on the 11th floor of the Gangnam8258 Building. Appointments can be made through the website’s KakaoTalk consultation, NAVER booking, and telephone channels. Overseas visitors comparing dermatology clinics in Gangnam, Seoul, near Gangnam Station, or elsewhere in Korea should prepare information on medications, allergies, recent procedures, and departure dates. When booking, specify your preferred language, such as Japanese, Chinese, Arabic, Mongolian, or Indonesian, and whether you need interpretation, to confirm the support actually available and its cost. Continuous consultation availability in every language and same-day procedures cannot be guaranteed. Also agree during consultation on how to contact the clinic about adverse reactions after returning home and when follow-up assessments will occur.
Authorship, review and dates
Written by: SEOLREIM content editor / Medical review of the source: completed / Review confirmed: 2026-10-23 / Published: 2026-10-11 / Updated: 2026-10-27. General medical information, not a substitute for individual diagnosis or a procedure prescription.
SEOLREIM · GANGNAM, SEOUL
Discuss Skin Treatments in Seoul with Seolreim Clinic.
SEOLREIM Clinic provides consultations and procedures personally performed by the clinic director, following its principles of genuine products, appropriate quantities, and attentive care.
Tell us your treatment interests, skin concerns, dates in Korea and preferred consultation language. Confirm treatment suitability, recovery plans and language support before booking.