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Welcome to The Human Engine Clinic
Chiropractic Services and Diabetes Help Center

Your Success Starts With You - and Us - Together!

The Human Engine Clinic is located in San Jose, California. Headed by Dr. Richard F. Gringeri, a chiropractor, digestive specialist and board-eligible chiropractic neurologist. The Human Engine Clinic works with people from all walks of life to help them achieve their health goals. From pain management and Type 2 diabetes care to sports injury rehabilitation or personal injury, we have the tools to get you on the right path to wellness.

Free Educational Seminars

Dr. Gringeri is doing in-person "Type 2 Diabetes" and "More Complete Stroke Recovery" Seminars! More information about upcoming seminar dates can be found on the Free Seminars page.



Hundreds of Type 2 diabetes patients helped.


Over 90% success rate for those completing a diabetes program.


Majority of Type 2 diabetes patients doing a program said it was easy.

This information is mind-blowing and very relevent for all people. Dr. Gringeri provides much information regarding several medical issues that are skyrocketing. The issue of Type 2 diabetes can be addressd and this is a very hopeful outcome.

M. Browning
Seminar attendee


Get Your Copy Today!

ON SALE NOW - $24.95


You can purchase two ways - Available on Amazon, or purchase through our office and also get a signed copy and bonus materials. Buy your copy today!

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