The Hübner brand is the world’s best selling silica. HÜBNER Original Silica Gel* is a colloidal preparation of natural silica, a good source of elemental silicon, in which microscopic particles of silica are so finely dispersed in water that a gel is formed. This makes Original Silica Gel uniquely easy to absorb. HÜBNER Original Silica Gel is prepared from quartz crystals and provides silica in one of it purest, most potent forms.As a colloidal preparation of Silica in a highly dispersed form Dietary Supplement Suitable for vegans and vegetarians. 100% Natural and manufactured to German GMP standards, silicon, a component if silica, gives structure to all living things throughout the plant and animal kingdoms wherever there is a need for elasticity, flexibility, and structural strength. It is essential to the human body and is found in the lungs, intestines and blood. Silicon gives strength and support to nails, hair, skin (all skin membranes- inside and out), connective tissue, tendons, and ligaments.