XPEL Biotin and Collagen Shampoo, 400 ml

Biotin and collagen is vitamin B7
Its know to make hair thicker and stronger
Biotin and collagen nourishes the hair follicle.

It consists of vitamin B7 biotin and collagen. Helps to create the appearance of thicker, fuller healthier looking hair. Helps to thicken even the skinniest strands into fuller.