Origin of Crystal

Crystal was founded in 1998 by Loek Stroeken. After many years of hard work and dedication to the Crystal vision and goals, he managed to offer people the very best quality colloidal mineral products.

Literature

Recently published article (2015) in Molecules ISSN 1420-3049 page 8856 -8874 where it is very clearly proven that colloidal silver with a diameter smaller than 30 nm works most effectively.