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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Rahel Desta

The course was demanding, and required a lot of work, study and effort but this is what separates ISSA from the rest. I would proudly recommend ISSA!

Rahel Desta

Jose Pastrello

ISSA has been outstanding when it comes to educating and certificating their students. The material is easy to ready, with rich content, and well structured.

Jose Pastrello

Matthew Edson

The ISSA program provided me with the flexibility to achieve my certification while maintaining a full time career, being a parent of two active grade school children and husband.

Matthew Edson

Noy Alexander

My ISSA certifications as a Fitness Trainer, Sports Nutrition Specialist and Strength and Conditioning Specialist has really propelled my career to where it is today.

Noy Alexander

Pilar Roberts

The education I received will put me above my competition and has provided me to the tools to helps other meet their personal fitness goals.

Pilar Roberts

Derwood Rountree

There is so much that I have learned in my studies, and it will be an honor and a privilege to impart this knowledge to my fellow Seniors.

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Jorge Andrés Marín López

As a professional soccer player, I'm happy to have achieved this! Fitness is beautiful, its the perfect lifestyle.

Jorge Andrés Marín López

Taneisha Jarrett

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Taneisha Jarrett

Nikee McInnis

The ISSA program design is excellent and caters to many learning styles. After taking this course I feel that I have rightfully earned my title and I know I will be properly equipped to help people change their lives in a healthy and positive way.

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J.R. Smith

I do not believe there is another certifying organization that has the background, integrity, caring and compassion that the ISSA has...

J.R. Smith

Yudishteer Seewooruttun

The ISSA certified personal trainer program is the best experience of my life.

Yudishteer Seewooruttun

Mohit Garg

After completing my CPT successfully, I can say only one thing that ISSA is really good in providing you the knowledge which is required in the fitness industry. It makes you fitness industry ready in every aspect.

Mohit Garg

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