Rejuran HB Hydro Booster: Clinical Specifications
Active Pharmaceutical Ingredients (API): 10mg/mL Salmon-derived Polynucleotides (PN), 10mg/mL Non-crosslinked Sodium Hyaluronate (HA), 3mg/mL Lidocaine Hydrochloride. Manufactured under No.2023-0451 and sterile pharmaceutical standards.
Histological Efficacy (In-vivo)
• +28.7% Type I/III dermal collagen density synthesis at Week 8.
• 40% quantitative reduction in atrophic scar depth.
• 89% increase in tissue elasticity (ultrasound evaluation).
PN-HA Synergy™ Hydration
• 72-hour sustained Trans-Epidermal Water Loss (TEWL) reduction.
• ORAC value 8500μTE/g for reactive oxygen species (ROS) neutralization.
• 78% restoration of epidermal barrier function.
Physiochemical Properties
Molecular Weight
PN: 1.5 – 2.5 MDa | HA: 1.2 MDa
Purity & Safety
Endotoxin < 0.05 EU/mg (99.8% purity)
Biocompatibility
pH 7.2 – 7.4 (Physiological standard)
Storage
2-8°C, Light-protected. 18-month shelf life.
Administration Protocol
Use 33G x 4mm ultra-thin wall via Luer-lock glass (1ml).
Intradermal injection targeting the mid-to-deep dermis (1.0mm – 1.5mm depth).
0.05ml per micro-papule. Spacing 1cm apart. Max 0.25ml per zone.
Clinical Contraindications & Safety Directives
Strictly restricted to licensed medical practitioners. Batch number verification mandated prior to seal removal. Absolute contraindications include current use of systemic anticoagulants, known hypersensitivity to lidocaine or piscine-derived products, active autoimmune pathology, and compromised tissue at the injection site. Data derived from 2023 SDI clinical trial (n=112). Individual physiological responses dictate variance in clinical outcomes.

Priya Shah –
After 3 sessions with Rejuran HB , my acne scars are softer. Not overnight magic, but around week 6 I noticed my cheeks looked ‘filled in’ naturally. Hydration lasts days even in dry weather.
Chloe Bennett –
First time trying Rejuran HB after my derm recommended it. Got 5 vials from Fillersfairy. Delivery took 2 days – package had ice packs still frozen! Used it yesterday barely felt the injections thanks to the lidocaine. Skin looked instantly dewy, like I’d chugged a gallon of water. No redness or stinging afterward. Woke up today still feeling bouncy. Excited to see long-term results!