300,000 Certifications Worldwide

300,000 Certifications Worldwide

143 Countries Around The Globe

143 Countries Around The Globe

30+ Years in Fitness Certifications

30+ Years in Fitness Certifications

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No Credit Checks. No Fees. No Taxes.

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Understanding Supplement Manufacturing

Understanding Supplement Manufacturing

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About The Course

An entrepreneur, Doug Kantner established the Kantner Group, an Ohio-based company that specializes in manufacturing and distribution of dairy proteins. As chief executive officer, he helped grow the company by overseeing the acquisition of an Italian cheese business and by securing manufacturing facilities in places like California and New Jersey. In recognition of his accomplishments, Ernst & Young nominated Doug Kantner for its Entrepreneur of the Year Award.

Complementing his commitment to the Kantner Group, Doug Kantner leads AME Nutritional Ingredients an Ohio based company with offices in Ohio, WI and Los Angeles, CA. In preparation for his career, he enrolled at the University of Pennsylvania, where he earned his bachelor of science in economics. Earlier, he studied at the US Naval Academy in Annapolis, Maryland.

CEO of Kantner Group, Doug Kantner goes through the ABCs of Supplement Manufacturing.


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Diamond Stevens

Personally, I would recommend it to a lot of people. I learn a lot of new things and ways you can train somebody that I'm ready to use the stuff I learned to better people lives.

Diamond Stevens

Michael Jenkins

If you're wondering if the ISSA can truly change your mind, your body, your career, your outlook on yourself, your life? The answer...is a resounding...'Yes'.

Michael Jenkins

Malaika Jacocks

If I had questions, comments or concerns, I would call and the staff was so very helpful, I was in shock of how much support I got!

Malaika Jacocks

Cindy Jacobo

My experience has been great and the support team makes it very easy to complete the course and get back to me with answers to any questions I have very quickly.

Cindy Jacobo

Natalie Specioso

I feel confident to go into the work force as a personal trainer now, and I'm excited to start this chapter in my life.

Natalie Specioso

Tristin Cloer

ISSA was one of the only names that was recognized right away and was viewed by all the gyms I called as a very knowledgeable and reputable association.

Tristin Cloer

Rajat Sharma

I wanted to start my career in fitness, so I opted for ISSA. I have done certification in fitness training and scored 95.7% in it.

Rajat Sharma

Kam Hogan

The business resources provided as part of the course material really help to set up your own personal training business with form templates and tips to help you hit the ground running and succeed!

Kam Hogan

Walter Sadiq Daniels

I have no complaints and I will always proudly display my certification and recommend you to all I know. You have given me a foundation for my future.

Walter Sadiq Daniels

Joseph Alexander Harris

Did my research and found out that not only is ISSA a reputable certification, they also are willing to help you succeed after you get certified.

Joseph Alexander Harris

Giorgi Tartarashvili

The platform provides every tool possible and great customer support to get maximum out of the course. I would recommend to anyone who wants to become CFT and trust ISSA will provide quality resources...

Giorgi Tartarashvili

Moji Oluwa

I am so proud to be part of the ISSA family. When I became certified back in 2011, I never knew how quickly my business would become so successful.

Moji Oluwa

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