https://www.gcmafproducts.com

"For over 10 years we have been a leader in bring new products to the market and have researched, developed and distributed the best quality GcMAF (Glycoprotein-derived Macrophage Activating Factor) products.
Our 3rd generation GcMAF formula is produced in a laboratory from organic bovine colostrum (not serum derived so no change of cross infection). This is done via a multi step process and tested to produce a bioidentical form of GcMAF that is produced in healthy humans.
Our range of products support a healthy response to a wide range of conditions and boosting general immune health."

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