BioSil increases the volume of these dermal papilla.* In addition, BioSil increases blood flow to your scalp, ensuring the delivery of an abundant supply of growth-rich nutrients to your hair. The increased collagen that BioSil Hair, Skin, Nails generates beneath the surface of skin “pushes up” and smoothes out your skin.*Elasticity gives your skin its ability to “bounce back” after a crease or fold. Skin elasticity depends on both the quantity of collagen and the ability of the collagen to form a “tight mesh.” BioSil was proven to positively influence both. BioSil has been clinically shown to significantly strengthen nails, making them more break-resistant.