Centella Asiatica & Niacinamide Serum for Soothing, Acne Treatment for Face 1. TECA Capsule: The Concentrated Extract of Centella Asiatica – An enhanced formula for optimal soothing and targeted skin repair. 2. 7-Days Intensive Trouble Care: Clinically tested on 20 participants over a 4-week period, showing significant reductions in the count of inflammatory lesions. 3. Improvement in Trouble Marks: With Niacinamide and aplephenon, this formula helps brighten and improve the appearance of dark marks and blemishes on the skin.