This is what pushes this gold winner from an A-rated product to an A+ rated product. In order to keep costs low, ZetaClear does not advertise on radio or television, or even sell their product in physical stores. This keeps their overhead low and allows them to offer this formula at a lower price.
Something like this product should be $50-$75, but you can routinely find it for under $50 - in-cluding through the link below.