A supplement for Hair, Skin & Nails What is colloidal Silicea? Hubners Silicea capsules contain the trace element of pure natural silica. It works to support connective tissue, strengthening hair, skin & nails from the inside out. Silica occurs naturally in our bodies. It is best absorbed in the colloidal form. 100% natural No preservatives GM free Not tested on animals Suitable for vegans & vegetarians