BioSil - BioSil is a patented source of choline-stabilized orthosilicic acid (ch-OSA®) that is clinically proven to help with the formation of collagen for thicker and stronger hair, fewer fine lines and wrinkles, improved skin elasticity, and stronger nails. By activating key collagen-generating enzymes and protecting newly formed collagen, it provides the most beautiful results for healthy hair, skin, and nails. BioSil is non-GMO, gluten free, and suitable for vegans.