Guerlain Abeille Royale Scalp & Hair Youth Oil-In Serum.• Guerlain Abeille Royale Scalp & Hair Youth Oil-In Serum – 50ml. Revitalizes scalp + repairs hair fiber. • Dynamic Blackbee Repair Technology – Ouessant Island black bee honey + royal jelly. Triples scalp vitality. • Clinically tested – +55% visibly thicker hair,+108% hair fiber repair, +88% more shine in 3 months. • Non-greasy, oil-in-water texture – 97% naturally derived. Use daily on dry or damp hair, no rinse. • Massage technique i