PROFESSIONAL FORMULA BIO-ACTIVE SILVER HYDROSOL. Argentyn 23 professional formula, bio-active silver hydrosol is available through licensed health care practitioners for maintaining, sustaining, and supporting the immune system ULTIMATE REFINEMENT. Argentyn 23 is produced through a proprietary manufacturing technique that results in the smallest particles achievable. These particles are greater than 98% positively charged bio-active silver ions and silver nanoclusters. Particle size and charge confirmed by third party laboratories/universities QUALITY. It contains only 99.999% pure silver suspended in pharmaceutical-grade purified water. Argentyn 23 does not use additives or stabilizers, nor does it contain salts or proteins that render other silver products less effective COMMITMENT. Natural Immunogenics Corp. is committed to educating people on the principles of health freedom and health sovereignty as well as defending silver and its use in immune support* supplementation INDUSTRY LEADER. Established in 1998, family owned and operated Natural Immunogenics leads the industry in the research & development of colloidal silver/mineral colloidal hydrosol products. They operate out of state-of-the-art, GMP certified facility/laboratories where they continue to perfect mineral colloidal technology