Description
LABO-H Scalp Strengthening Tonic Serum 100ml is a scalp tonic serum formulated to strengthen the scalp barrier, calm irritated scalp, and reduce hair shedding. It combines PDRN with Probiotics Lysate, ceramide, biotin and five-fold hyaluronic acid for hydration and scalp nutrition. Designed for people with sensitive, irritated, or thinning scalps seeking a daily soothing and strengthening treatment.
Why This One
- 100 ml / 3.3 fl. oz bottle — a full-size topical tonic for regular daily use.
- Contains PDRN plus Probiotics Lysate and Ceramide — a documented combination for double-layer scalp barrier strengthening.
- Vegan certified and silicone oil FREE with an 11-FREE formulation list — suitable for shoppers avoiding animal-derived ingredients and silicones.
Key Features
- Clinically measured effects: 100% of clinical trial participants confirmed scalp-calming effects; 81% reduction in hair shedding after 6 weeks in the study.
- Cooling layering technology using menthol and erythritol — immediate cooling effect and a measured scalp temperature reduction of 5.5°C after application.
- Key actives highlighted: PDRN, Probiotics Lysate, Ceramide, Biotin, and Five-Fold Hyaluronic Acid for hydration, nutrition and scalp elasticity.
- 11 FREE formulation: excludes animal-derived ingredients, mineral oil, silicone oil, synthetic colorants and other specified ingredients.
- Designed for daily scalp use to soothe redness, reduce itch for up to 24 hours, and support scalp barrier from inner to outer layers (Scalp Barrier 218+™).
Key Ingredients
- PDRN — supports scalp barrier strengthening.
- Probiotics Lysate — promotes scalp microbiome balance.
- Ceramide — helps reinforce the scalp barrier.
- Biotin — supplies scalp nutrition.
- Five-Fold Hyaluronic Acid — supplies scalp moisture and improves elasticity.
- Menthol & Erythritol — provide immediate and measurable cooling.
Specifications
| Volume | 100 ml / 3.3 fl. oz |
|---|---|
| Primary format | Tonic serum (spray/dispensing applicator) |
| Claims / Certifications | Vegan certification (Korean Vegan), Silicone oil FREE, 11 FREE |
| Intended use | Scalp strengthening, calming, anti-shedding support |





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