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What is Berkey?

Optimized Living Institute is a Berkey Dealer

Optimized Living Institute is now an authorized Berkey Distributor!

Not only will we be offering Berkey filtered water to our practice members, but we will also offer practice members a discount on buying a Berkey filtration system of their own!

What makes Berkey a water purifier?

The Black Berkey® Purification Elements can be classified as water purifiers because they remove 99.9999999% of pathogenic bacteria and 99.999% of viruses, which greatly exceeds the standard.

Who tested Berkey?

The Black Berkey®Purification Element formulation has been tested by State and EPA accredited laboratories to exceed NSF/ANSI Standard 53.

The Black Berkey® Purification Elements have been tested and confirmed to remove or greatly reduce the contaminants listed below:

Berkey Water at Optimized Living Institute

VIRUSES – Removed to >99.999% (Log 5) Exceeds Purification Standard (Log 4): MS2 Coliphage ; Fr Coliphage.

PATHOGENIC BACTERIA (AND SURROGATES) – Removed to >99.9999999% Exceeds Purification Standard (Log 6): Bacillus atrophaeus (Anthrax surrogate); Raoultella terrigena (Pathogenic Bacteria Surrogate); Salmonella Enterica.

TRIHALOMETHANES – Removed to >99.8% (Below Lab Detectable Limits): Bromodichloromethane ; Bromoform ; Chloroform ; Dibromochloromethane.

INORGANIC MINERALS Removed to Below Lab Detectable Limits: Chloramine; Chloride; Chlorine Residual (Total Residual Chlorine); Free Chlorine

HEAVY METALS (HIGH & LOW pH LEVELS) Aluminum (>99%); Antimony (>99.9%); Barium (>80%); Beryllium (>99.9%); Bismuth (>99.9%); Cadmium (>99.7%); Cobalt (>95%); Chromium (>99.9%); Chromium 6 (>99.85%); Copper (>99.9%); Iron (>99.9%); Lead (>99.9%); Mercury (>99.9%); Molybdenum (>90%); Nickel (>99.9%); Vanadium (>87.5%); Zinc (>99.9%).

PHARMACEUTICAL DRUGS CONTAMINANTS – Removed to >99.9% Acetaminophen; Caffeine; Carbamazepine; Ciprofloxacin HCl; Erythromycin USP; Sulfamethoxazole; Trimethoprim; Bisphenol A; Diclofenac Sodium; 4-para-Nonylphenol; 4-tert-Octylphenol; Primidone; Progestrone; Gemfibrozil; Ibuprofen; Naproxen Sodium; Triclosan.

Pesticides & (Semi) Volatile Organic Compounds (VOCs)

Berkey Water VOC purification

Berkey Water VOC purification


Arsenic (>99.9%);

Escherichia coli (E. Coli) (>99.999%);

Fluorene (>99.9%);

Manganese (>99.9%);

MBAS (>96.67%);

Nitrites (>95%);

PCB’s (>99.9%);

Petroleum Products (Gasoline, Diesel, Crude Oil, Kerosene, Mineral Spirits, Refined Oil- All >99.9%);

Selenium (>99.9%); Thallium (>99.5%); Rust; Silt; Sediment; Turbidity; Foul Tastes and Odors.

* for a complete list of all contaminants removed or reduced, please visit our website at For Heavy Metals, Inorganic Minerals, Pesticides, Petroleum, Pharmaceuticals, Semi-VOC’s, THM’s, VOC’s; reduction exceeded lab detection limits.

To see the Berkey water filtration systems available, click here.

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