NSF^® Certificate of Conformity

Technologies evaluated include the company’s dry formulation; encapsulation; mixing; packaging and labeling; bulk packaging; dispensing; primary and secondary packaging; quality unit operations; and general warehousing in the nutraceutical categories of capsules, powders, softgels, and tablets.

In the United States, dietary supplement manufacturing facilities must be registered with the Food and Drug Administration (FDA) as food processing facilities. 4Life manufacturing facilities are held to the standards of U.S. Code Title 21 Part 111, which prescribes current Good Manufacturing Practices.

The NSF International Good Manufacturing Practices third-party seal is recognized around the world to signify quality, integrity, and a commitment to excellence in all areas of manufacturing and research.

4Life holds more than eighty worldwide patents and has been accredited by the BBB with an A+ rating since 2024. President and CEO Danny Lee is currently serving a second term as the Direct Selling Association Chairman. 4Life invests millions of dollars to ensure complete customer satisfaction.

4Life Founder David Lisonbee: “At home and abroad, we are committed to excellence in every facet of our business. It’s great to see our latest NSF Certificate of Conformity reflect this core intention.”

4Life, The Immune System Company^®, and the first to bring transfer factor research to market, has offices in dozens of countries to serve the company’s worldwide customers.

For more information:
Calvin Jolley
Vice President Corporate Communications
4Life Research
[email protected]