Argentyn 23® is an exclusive proprietary formula designed to provide safe and precise levels of functional silver. Argentyn 23® features a unique particle size (average 0.0008 microns) and ultra-fine dispersion that may enhance bioavailability of silver ions. The silver content is 99.99% pure. Vegan, non-GMO, and free from gluten and other common allergens.

Argentyn 23® is an exclusive proprietary formula designed to provide safe and precise levels of functional silver. Argentyn 23® features a unique particle size (average 0.0008 microns) and ultra-fine dispersion that may enhance bioavailability of silver ions. The silver content is 99.99% pure. Vegan, non-GMO, and free from gluten and other common allergens.

Argentyn 23® is an exclusive proprietary formula designed to provide safe and precise levels of functional silver. Argentyn 23® features a unique particle size (average 0.0008 microns) and ultra-fine dispersion that may enhance bioavailability of silver ions. The silver content is 99.99% pure. Vegan, non-GMO, and free from gluten and other common allergens.

Argentyn 23® is an exclusive proprietary formula designed to provide safe and precise levels of functional silver. Argentyn 23® features a unique particle size (average 0.0008 microns) and ultra-fine dispersion that may enhance bioavailability of silver ions. The silver content is 99.99% pure. Vegan, non-GMO, and free from gluten and other common allergens.

Argentyn 23® is an exclusive proprietary formula designed to provide safe and precise levels of functional silver. Argentyn 23® features a unique particle size (average 0.0008 microns) and ultra-fine dispersion that may enhance bioavailability of silver ions. The silver content is 99.99% pure. Vegan, non-GMO, and free from gluten and other common allergens.

Argentyn 23® is an exclusive proprietary formula designed to provide safe and precise levels of functional silver. Argentyn 23® features a unique particle size (average 0.0008 microns) and ultra-fine dispersion that may enhance bioavailability of silver ions. The silver content is 99.99% pure. Vegan, non-GMO, and free from gluten and other common allergens.

A concentrated extract of the leaves of Sweet Wormwood (Artemisia annua), an herb from the Far East, used for centuries in China.

Pure artemisinin or Qinghaosu, the active constituent of the herb Artemisia annua (sweet wormwood). Good quality Artemisia annua contains 0.3-0.5% artemisinin, so pure artemisinin provides hundreds of times more of the active constituent artemisinin than the whole herb itself.

Allergy Research Group introduced artemisinin to the U.S. market more than three decades ago. Independent cell tests have verified its effectiveness, and we do independent potency assays on every batch, using HPLC. Allergy Research Group artemisinin is minimum 98.5% pure, and does not contain thujone. For more information about quality of artemisinin, see High Quality Artemisinin.

Pure, highly concentrated berberine HCl (97%), from non-GMO Indian barberry. Berberine supports healthy cholesterol and blood sugar within normal levels, and a normal balance of microbes in the respiratory and GI tracts.*

A probiotic, non-colonizing yeast species closely related to Brewer's yeast and not related to the yeast group to which Candida belongs. Saccharomyces boulardii taken orally supports the production of secretory IgA, and helps friendly probiotic bacteria to colonize the GI tract.* It is a transitory microorganism and is eliminated after supplementation is stopped.* Non-Dairy and Gluten-free.

A specific peptide extracted from bovine colostrum ("mother's first milk") and possessing iron-binding properties. Lactoferrin is involved in biochemical processes in lymphocytes and in iron metabolism.*

Laktoferrin™ with Colostrum provides purified lactoferrin in a base of colostrum, and is prepared with lysozyme. Colostrum contains immunoglobulins IgG, IgA, and IgM, nucleotides, gamma-interferon, orotic acid, enzymes, and vitamin A, E, and B12.

Chios Gum Mastic (also known as Mastiha) is the resinous material obtained from the Pistacia lentiscus tree, grown on the island of Chios in Greece, where it has traditionally been used as a healthy food for the gastrointestinal tract.*

Pure essential oil of oregano derived from Origanum vulare, containing 60% carvacrol. Now in fish gelatin capsules.

An extract of grapefruit seeds. The grapefruit seed extract we use has been shown via third-party testing to be free of the potentially dangerous contaminants triclosan, benzethonium chloride, and benzalkonium chloride.

An extract of grapefruit seeds. The grapefruit seed extract we use has been shown via third-party testing to be free of the potentially dangerous contaminants triclosan, benzethonium chloride, and benzalkonium chloride.

PhytoArtemisinin contains pure artemisinin (Qinghaosu), the active constituent of the herb Artemisia annua (sweet wormwood), combined with phytosaponins. For more information about quality of artemisinin, see High Quality Artemisinin.

Updated Formula! Prolive Olive Leaf Extract with Andrographis contains standardized extracts of olive tree leaves and Andrographis, enhanced with vitamins A and C.*

Tricycline® contains berberine sulfate, artemisinin, citrus seed extract (from grapefruit), and black walnut hulls. Berberine is the active constituent of goldenseal. Artemisinin, or qinghaosu, is the active constituent of sweet wormwood (Artemisia annua). The grapefruit seed extract we use has been shown via third-party testing to be free of the potentially dangerous contaminants triclosan, benzethonium chloride, and benzalkonium chloride.