Advantage Pharmaceuticals
Manufactures and sells Invive brand silver protein.

United Silver, Inc.
Sells ASAP brand colloidal silver.

Natural Immunogenics Corp
Manufactures laboratory produced Sovereign brand colloidal silver, and offers laboratory analysis of colloidal silver products.

American Biotech Labs
Manufacturer of ASAP brand colloidal silver.

Purest Colloids, Inc.
Manufactures Mesosilver brand colloidal silver.

PII Distributing
Produces and sells a colloidal silver solution ( ionic ) and manufactures colloidal silver generators.

Earthborn Products
Markets 100 ppm Monatomic colloidal silver, and provides information on research, safety, uses, and dosage.

CS Pro Systems, Inc.
Offers colloidal silver and CS generators